mirror of
https://github.com/dalathegreat/Battery-Emulator.git
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Add Growatt HV protocl
This commit is contained in:
Daniel Öster
parent
508301e664
commit
1e0d43af5c
5 changed files with 560 additions and 1 deletions
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@ -45,6 +45,7 @@
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//#define BYD_KOSTAL_RS485 //Enable this line to emulate a "BYD 11kWh HVM battery" over Kostal RS485
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//#define BYD_KOSTAL_RS485 //Enable this line to emulate a "BYD 11kWh HVM battery" over Kostal RS485
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//#define BYD_MODBUS //Enable this line to emulate a "BYD 11kWh HVM battery" over Modbus RTU
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//#define BYD_MODBUS //Enable this line to emulate a "BYD 11kWh HVM battery" over Modbus RTU
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//#define FOXESS_CAN //Enable this line to emulate a "HV2600/ECS4100 battery" over CAN bus
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//#define FOXESS_CAN //Enable this line to emulate a "HV2600/ECS4100 battery" over CAN bus
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//#define GROWATT_HV_CAN //Enable this line to emulate a "Growatt High Voltage v1.10 battery" over CAN bus
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//#define GROWATT_LV_CAN //Enable this line to emulate a "48V Growatt Low Voltage battery" over CAN bus
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//#define GROWATT_LV_CAN //Enable this line to emulate a "48V Growatt Low Voltage battery" over CAN bus
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//#define PYLON_LV_CAN //Enable this line to emulate a "48V Pylontech battery" over CAN bus
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//#define PYLON_LV_CAN //Enable this line to emulate a "48V Pylontech battery" over CAN bus
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//#define PYLON_CAN //Enable this line to emulate a "High Voltage Pylontech battery" over CAN bus
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//#define PYLON_CAN //Enable this line to emulate a "High Voltage Pylontech battery" over CAN bus
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544
Software/src/inverter/GROWATT-HV-CAN.cpp
Normal file
544
Software/src/inverter/GROWATT-HV-CAN.cpp
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@ -0,0 +1,544 @@
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#include "../include.h"
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#ifdef GROWATT_HV_CAN
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#include "../datalayer/datalayer.h"
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#include "GROWATT-HV-CAN.h"
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/* Growatt BMS CAN-Bus-protocol High Voltage V1.10 2023-11-06
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29-bit identifier
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500kBit/sec
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Big-endian
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Terms and abbreviations:
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PCS - Power conversion system (the Storage Inverter)
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Cell - A single battery cell
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Module - A battery module composed of 16 strings of cells
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Pack - A battery pack composed of the BMS and battery modules connected in parallel and series, which can work independently
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FCC - Full charge capacity
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RM - Remaining capacity
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BMS - Battery Information Collector*/
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//Total number of Cells (1-512)
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//(Total number of Cells = number of Packs in parallel * number of Modules in series * number of Cells in the module)
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#define TOTAL_NUMBER_OF_CELLS 300
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// Number of Modules in series (1-32)
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#define NUMBER_OF_MODULES_IN_SERIES 20
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// Number of packs in parallel (1-65536)
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#define NUMBER_OF_PACKS_IN_PARALLEL 1
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//Manufacturer abbreviation, part 1
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#define MANUFACTURER_ASCII_0 0x47 //G
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#define MANUFACTURER_ASCII_1 0x54 //T
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/* Do not change code below unless you are sure what you are doing */
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//Actual content messages
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CAN_frame GROWATT_3110 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3110,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3120 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3120,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3130 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3130,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3140 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3140,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3150 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3150,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3160 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3160,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3170 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3170,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3180 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3180,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3190 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3190,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3200 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3200,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3210 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3210,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3220 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3220,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3230 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3230,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3240 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3240,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3250 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3250,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3260 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3260,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3270 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3270,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3280 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3280,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3290 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3290,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame GROWATT_3F00 = {.FD = false,
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.ext_ID = true,
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.DLC = 8,
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.ID = 0x3F00,
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.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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static unsigned long previousMillis1s = 0; // will store last time a 1s CAN Message was send
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static uint32_t unix_time = 0;
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static uint16_t ampere_hours_remaining = 0;
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static uint16_t ampere_hours_full = 0;
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static uint16_t send_times = 0; // Overflows every 18hours. Cumulative number, plus 1 for each transmission
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static uint8_t safety_specification = 0;
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static uint8_t charging_command = 0;
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static uint8_t discharging_command = 0;
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static uint8_t shielding_external_communication_failure = 0;
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static uint8_t clearing_battery_fault =
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0; //When PCS receives the forced charge Mark 1 and Cell under- voltage protection fault, it will send 0XAA
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static uint8_t ISO_detection_command = 0;
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static uint8_t sleep_wakeup_control = 0;
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static uint8_t PCS_working_status = 0; //00 standby, 01 operating
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static uint8_t serial_number_counter = 0; //0-1-2-0-1-2...
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static bool inverter_alive = false;
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void update_values_can_inverter() { //This function maps all the values fetched from battery CAN to the correct CAN messages
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if (datalayer.battery.status.voltage_dV > 10) { // Only update value when we have voltage available to avoid div0
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ampere_hours_remaining =
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((datalayer.battery.status.reported_remaining_capacity_Wh / datalayer.battery.status.voltage_dV) *
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100); //(WH[10000] * V+1[3600])*100 = 270 (27.0Ah)
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ampere_hours_full = ((datalayer.battery.info.total_capacity_Wh / datalayer.battery.status.voltage_dV) *
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100); //(WH[10000] * V+1[3600])*100 = 270 (27.0Ah)
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}
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//Map values to CAN messages
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//Battery operating parameters and status information
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//Recommended charge voltage (eg 400.0V = 4000 , 16bits long) (MIN 0, MAX 1000V)
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GROWATT_3110.data.u8[0] = (datalayer.battery.info.max_design_voltage_dV >> 8);
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GROWATT_3110.data.u8[1] = (datalayer.battery.info.max_design_voltage_dV & 0x00FF);
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//Charge limited current, 125 =12.5A (0.1, A) (Min 0, Max 300A)
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GROWATT_3110.data.u8[2] = (datalayer.battery.status.max_charge_current_dA >> 8);
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GROWATT_3110.data.u8[3] = (datalayer.battery.status.max_charge_current_dA & 0x00FF);
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//Discharge limited current, 500 = 50A, (0.1, A)
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GROWATT_3110.data.u8[4] = (datalayer.battery.status.max_discharge_current_dA >> 8);
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GROWATT_3110.data.u8[5] = (datalayer.battery.status.max_discharge_current_dA & 0x00FF);
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//Status bits (see documentation for all bits, most important are mapped
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if (datalayer.battery.status.active_power_W < -1) { // Discharging
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GROWATT_3110.data.u8[7] = (GROWATT_3110.data.u8[7] | 0b00000011);
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} else if (datalayer.battery.status.active_power_W > 1) { // Charging
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GROWATT_3110.data.u8[7] = (GROWATT_3110.data.u8[7] | 0b00000010);
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} else { //Idle
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GROWATT_3110.data.u8[7] = (GROWATT_3110.data.u8[7] | 0b00000001);
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}
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if ((datalayer.battery.status.max_charge_current_dA == 0) || (datalayer.battery.status.reported_soc == 10000) ||
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(datalayer.battery.status.bms_status == FAULT)) {
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GROWATT_3110.data.u8[7] = (GROWATT_3110.data.u8[7] | 0b01000000); // No Charge
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} else { //continue using battery
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GROWATT_3110.data.u8[7] = (GROWATT_3110.data.u8[7] | 0b00000000); // Charge allowed
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}
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if ((datalayer.battery.status.max_discharge_current_dA == 0) || (datalayer.battery.status.reported_soc == 0) ||
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(datalayer.battery.status.bms_status == FAULT)) {
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GROWATT_3110.data.u8[7] = (GROWATT_3110.data.u8[7] | 0b00100000); // No Discharge
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} else { //continue using battery
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GROWATT_3110.data.u8[7] = (GROWATT_3110.data.u8[7] | 0b00000000); // Discharge allowed
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}
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GROWATT_3110.data.u8[6] = (GROWATT_3110.data.u8[6] | 0b00100000); // ISO Detection status: Detected
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GROWATT_3110.data.u8[6] = (GROWATT_3110.data.u8[6] | 0b00010000); // Battery status: Normal
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//Battery protection and alarm information
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//Fault and warning status bits. TODO, map these according to documentation.
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//GROWATT_3120.data.u8[0] =
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//GROWATT_3120.data.u8[1] =
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//GROWATT_3120.data.u8[2] =
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//GROWATT_3120.data.u8[3] =
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//GROWATT_3120.data.u8[4] =
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//GROWATT_3120.data.u8[5] =
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//GROWATT_3120.data.u8[6] =
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//GROWATT_3120.data.u8[7] =
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//Battery operation information
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//Voltage of the pack (0.1V) [0-1000V]
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GROWATT_3130.data.u8[0] = (datalayer.battery.status.voltage_dV >> 8);
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GROWATT_3130.data.u8[1] = (datalayer.battery.status.voltage_dV & 0x00FF);
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//Total current (0.1A -300 to 300A)
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GROWATT_3130.data.u8[2] = (datalayer.battery.status.current_dA >> 8);
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GROWATT_3130.data.u8[3] = (datalayer.battery.status.current_dA & 0x00FF);
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//Cell max temperature (0.1C) [-40 to 120*C]
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GROWATT_3130.data.u8[4] = (datalayer.battery.status.temperature_max_dC >> 8);
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GROWATT_3130.data.u8[5] = (datalayer.battery.status.temperature_max_dC & 0x00FF);
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//SOC (%) [0-100]
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GROWATT_3130.data.u8[6] = (datalayer.battery.status.reported_soc / 100);
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//SOH (%) (Bit 0~ Bit6 SOH Counters) Bit7 SOH flag (Indicates that battery is in unsafe use)
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GROWATT_3130.data.u8[7] = (datalayer.battery.status.soh_pptt / 100);
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//Battery capacity information
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//Remaining capacity (10 mAh) [0.0 ~ 500000.0 mAH]
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GROWATT_3140.data.u8[0] = ((ampere_hours_remaining * 100) >> 8);
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GROWATT_3140.data.u8[1] = ((ampere_hours_remaining * 100) & 0x00FF);
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//Fully charged capacity (10 mAh) [0.0 ~ 500000.0 mAH]
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GROWATT_3140.data.u8[2] = ((ampere_hours_full * 100) >> 8);
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GROWATT_3140.data.u8[3] = ((ampere_hours_full * 100) & 0x00FF);
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//Manufacturer code
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GROWATT_3140.data.u8[4] = MANUFACTURER_ASCII_0;
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GROWATT_3140.data.u8[5] = MANUFACTURER_ASCII_1;
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//Cycle count (h)
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GROWATT_3140.data.u8[6] = 0;
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GROWATT_3140.data.u8[7] = 0;
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//Battery working parameters and module number information
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//Discharge cutoff voltage (0.1V) [0-1000V]
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GROWATT_3150.data.u8[0] = (datalayer.battery.info.min_design_voltage_dV >> 8);
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GROWATT_3150.data.u8[1] = (datalayer.battery.info.min_design_voltage_dV & 0x00FF);
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//Main control unit temperature (0.1C) [-40 to 120*C]
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GROWATT_3150.data.u8[2] = (datalayer.battery.status.temperature_max_dC >> 8);
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GROWATT_3150.data.u8[3] = (datalayer.battery.status.temperature_max_dC & 0x00FF);
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//Total number of cells
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GROWATT_3150.data.u8[4] = (TOTAL_NUMBER_OF_CELLS >> 8);
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GROWATT_3150.data.u8[5] = (TOTAL_NUMBER_OF_CELLS & 0x00FF);
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//Number of modules in series
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GROWATT_3150.data.u8[6] = (NUMBER_OF_MODULES_IN_SERIES >> 8);
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GROWATT_3150.data.u8[7] = (NUMBER_OF_MODULES_IN_SERIES & 0x00FF);
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|
||||||
|
//Battery fault and voltage number information
|
||||||
|
//Fault flag bit
|
||||||
|
GROWATT_3160.data.u8[0] = 0; //TODO: Map according to documentation
|
||||||
|
//Fault extension flag bit
|
||||||
|
GROWATT_3160.data.u8[1] = 0; //TODO: Map according to documentation
|
||||||
|
//Number of module with the maximum cell voltage (1-32)
|
||||||
|
GROWATT_3160.data.u8[2] = 1;
|
||||||
|
//Number of cell with the maximum cell voltage (1-128)
|
||||||
|
GROWATT_3160.data.u8[3] = 1;
|
||||||
|
//Number of module with the minimum cell voltage (1-32)
|
||||||
|
GROWATT_3160.data.u8[4] = 1;
|
||||||
|
//Number of cell with the minimum cell voltage (1-128)
|
||||||
|
GROWATT_3160.data.u8[5] = 2;
|
||||||
|
//Minimum cell temperature (0.1C) [-40 to 120*C]
|
||||||
|
GROWATT_3160.data.u8[6] = (datalayer.battery.status.temperature_min_dC >> 8);
|
||||||
|
GROWATT_3160.data.u8[7] = (datalayer.battery.status.temperature_min_dC & 0x00FF);
|
||||||
|
|
||||||
|
//Software version and temperature number information
|
||||||
|
//Number of Module with the maximum cell temperature (1-32)
|
||||||
|
GROWATT_3170.data.u8[0] = 1;
|
||||||
|
//Number of cell with the maximum cell temperature (1-128)
|
||||||
|
GROWATT_3170.data.u8[1] = 1;
|
||||||
|
//Number of module with the minimum cell temperature (1-32)
|
||||||
|
GROWATT_3170.data.u8[2] = 1;
|
||||||
|
//Number of cell with the minimum cell temperature (1-128)
|
||||||
|
GROWATT_3170.data.u8[3] = 2;
|
||||||
|
//Battery actial capacity (0-100) TODO, what is unit?
|
||||||
|
GROWATT_3170.data.u8[4] = 50;
|
||||||
|
//Battery correction status display value (0-255)
|
||||||
|
GROWATT_3170.data.u8[5] = 0;
|
||||||
|
// Remaining balancing time (0-255)
|
||||||
|
GROWATT_3170.data.u8[6] = 0;
|
||||||
|
//Balancing state, bit0-3(range 0-15) , Internal short circuit state, bit4-7 (range 0-15)
|
||||||
|
GROWATT_3170.data.u8[7] = 0;
|
||||||
|
|
||||||
|
//Battery Code and quantity information
|
||||||
|
//Manufacturer code
|
||||||
|
GROWATT_3180.data.u8[0] = MANUFACTURER_ASCII_0;
|
||||||
|
GROWATT_3180.data.u8[1] = MANUFACTURER_ASCII_1;
|
||||||
|
//Number of Packs in parallel (1-65536)
|
||||||
|
GROWATT_3180.data.u8[2] = (NUMBER_OF_PACKS_IN_PARALLEL >> 8);
|
||||||
|
GROWATT_3180.data.u8[3] = (NUMBER_OF_PACKS_IN_PARALLEL & 0x00FF);
|
||||||
|
//Total number of cells (1-65536)
|
||||||
|
GROWATT_3180.data.u8[4] = (TOTAL_NUMBER_OF_CELLS >> 8);
|
||||||
|
GROWATT_3180.data.u8[5] = (TOTAL_NUMBER_OF_CELLS & 0x00FF);
|
||||||
|
//Pack number + BIC forward/reverse encoding number
|
||||||
|
// Bits 0-3: Pack number
|
||||||
|
// Bits 4-9: Max. number of BIC in forward BIC encoding in daisy- chain communication
|
||||||
|
// Bits 10-15: Max. number of BIC in reverse BIC encoding in daisy- chain communication
|
||||||
|
GROWATT_3180.data.u8[6] = 0; //TODO, this OK?
|
||||||
|
GROWATT_3180.data.u8[7] = 0; //TODO, this OK?
|
||||||
|
|
||||||
|
//Cell voltage and status information
|
||||||
|
//Battery status
|
||||||
|
GROWATT_3190.data.u8[0] = 0; //LFP, no forced charge
|
||||||
|
//Maximum cell voltage (mV)
|
||||||
|
GROWATT_3190.data.u8[1] = (datalayer.battery.status.cell_max_voltage_mV >> 8);
|
||||||
|
GROWATT_3190.data.u8[2] = (datalayer.battery.status.cell_max_voltage_mV & 0x00FF);
|
||||||
|
// Min cell voltage (mV)
|
||||||
|
GROWATT_3190.data.u8[3] = (datalayer.battery.status.cell_min_voltage_mV >> 8);
|
||||||
|
GROWATT_3190.data.u8[4] = (datalayer.battery.status.cell_min_voltage_mV & 0x00FF);
|
||||||
|
//Reserved
|
||||||
|
GROWATT_3190.data.u8[5] = 0;
|
||||||
|
// Faulty battery pack number (1-16)
|
||||||
|
GROWATT_3190.data.u8[6] = 0;
|
||||||
|
//Faulty battery module number (1-16)
|
||||||
|
GROWATT_3190.data.u8[7] = 0;
|
||||||
|
|
||||||
|
//Manufacturer name and version information
|
||||||
|
// Manufacturer name (ASCII) Battery manufacturer abbreviation in capital letters
|
||||||
|
GROWATT_3200.data.u8[0] = MANUFACTURER_ASCII_0;
|
||||||
|
GROWATT_3200.data.u8[1] = MANUFACTURER_ASCII_1;
|
||||||
|
// Hardware revision (0 null, 1 verA, 2verB)
|
||||||
|
GROWATT_3200.data.u8[2] = 0x01;
|
||||||
|
// Reserved
|
||||||
|
GROWATT_3200.data.u8[3] = 0; //Reserved
|
||||||
|
//Circulating current value (0.1A), Range 0-20A
|
||||||
|
GROWATT_3200.data.u8[4] = 0;
|
||||||
|
GROWATT_3200.data.u8[5] = 0;
|
||||||
|
//Cell charge cutoff voltage
|
||||||
|
GROWATT_3200.data.u8[6] = (datalayer.battery.info.max_cell_voltage_mV >> 8);
|
||||||
|
GROWATT_3200.data.u8[7] = (datalayer.battery.info.max_cell_voltage_mV & 0x00FF);
|
||||||
|
|
||||||
|
//Upgrade information
|
||||||
|
//Message 0x3210 is update status. All blank is OK
|
||||||
|
//GROWATT_3210.data.u8[0] = 0;
|
||||||
|
|
||||||
|
//De-rating and fault information (reserved)
|
||||||
|
//Power reduction sign
|
||||||
|
GROWATT_3220.data.u8[0] = 0; //Bits set to high incase we need to derate
|
||||||
|
GROWATT_3220.data.u8[1] = 0; //Bits set to high incase we need to derate
|
||||||
|
//System fault status
|
||||||
|
GROWATT_3220.data.u8[2] = 0; //All normal
|
||||||
|
GROWATT_3220.data.u8[3] = 0; //All normal
|
||||||
|
//Forced discharge mark
|
||||||
|
GROWATT_3220.data.u8[4] = 0; //When you want to force charge battery, send 0xAA here
|
||||||
|
//Battery rated energy information (Unit 0.1 kWh ) 30kWh = 300 , so 30000Wh needs to be div by 100
|
||||||
|
GROWATT_3220.data.u8[5] = ((datalayer.battery.info.total_capacity_Wh / 100) >> 8);
|
||||||
|
GROWATT_3220.data.u8[6] = ((datalayer.battery.info.total_capacity_Wh / 100) & 0x00FF);
|
||||||
|
//Software subversion number
|
||||||
|
GROWATT_3220.data.u8[7] = 0;
|
||||||
|
|
||||||
|
//Serial number
|
||||||
|
//Frame number
|
||||||
|
GROWATT_3230.data.u8[0] = serial_number_counter;
|
||||||
|
//Serial number content
|
||||||
|
//The serial number includes the PACK number (1byte: range [1, 11]) and serial number (16bytes).
|
||||||
|
//(Reserved and filled with 0x00) Explanation: Byte 1 (Battery ID) = 0:Invalid.
|
||||||
|
//When Byte 1 (Battery ID) = 1, it represents the SN (Serial Number) of the
|
||||||
|
//high-voltage controller. When BYTE1 (Battery ID) = 2~11, it represents the SN of PACK 1~10.
|
||||||
|
switch (serial_number_counter) {
|
||||||
|
case 0:
|
||||||
|
GROWATT_3230.data.u8[1] = 0; // BATTERY ID
|
||||||
|
GROWATT_3230.data.u8[2] = 0; // SN0 //TODO, is this needed?
|
||||||
|
GROWATT_3230.data.u8[3] = 0; // SN1
|
||||||
|
GROWATT_3230.data.u8[4] = 0; // SN2
|
||||||
|
GROWATT_3230.data.u8[5] = 0; // SN3
|
||||||
|
GROWATT_3230.data.u8[6] = 0; // SN4
|
||||||
|
GROWATT_3230.data.u8[7] = 0; // SN5
|
||||||
|
break;
|
||||||
|
case 1:
|
||||||
|
GROWATT_3230.data.u8[1] = 0; // SN6
|
||||||
|
GROWATT_3230.data.u8[2] = 0; // SN7
|
||||||
|
GROWATT_3230.data.u8[3] = 0; // SN8
|
||||||
|
GROWATT_3230.data.u8[4] = 0; // SN9
|
||||||
|
GROWATT_3230.data.u8[5] = 0; // SN10
|
||||||
|
GROWATT_3230.data.u8[6] = 0; // SN11
|
||||||
|
GROWATT_3230.data.u8[7] = 0; // SN12
|
||||||
|
break;
|
||||||
|
case 2:
|
||||||
|
GROWATT_3230.data.u8[1] = 0; // SN13
|
||||||
|
GROWATT_3230.data.u8[2] = 0; // SN14
|
||||||
|
GROWATT_3230.data.u8[3] = 0; // SN15
|
||||||
|
GROWATT_3230.data.u8[4] = 0; // RESERVED
|
||||||
|
GROWATT_3230.data.u8[5] = 0; // RESERVED
|
||||||
|
GROWATT_3230.data.u8[6] = 0; // RESERVED
|
||||||
|
GROWATT_3230.data.u8[7] = 0; // RESERVED
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
serial_number_counter = (serial_number_counter + 1) % 3; // cycles between 0-1-2-0-1...
|
||||||
|
|
||||||
|
//Total charge/discharge energy
|
||||||
|
//Pack number (1-16)
|
||||||
|
GROWATT_3240.data.u8[0] = 1;
|
||||||
|
//Total lifetime discharge energy Unit: 0.1kWh Range [0.0~10000000.0kWh]
|
||||||
|
GROWATT_3240.data.u8[1] = 0;
|
||||||
|
GROWATT_3240.data.u8[2] = 0;
|
||||||
|
GROWATT_3240.data.u8[3] = 0;
|
||||||
|
//Pack number (1-16)
|
||||||
|
GROWATT_3240.data.u8[4] = 1;
|
||||||
|
//Total lifetime charge energy Unit: 0.1kWh Range [0.0~10000000.0kWh]
|
||||||
|
GROWATT_3240.data.u8[5] = 0;
|
||||||
|
GROWATT_3240.data.u8[6] = 0;
|
||||||
|
GROWATT_3240.data.u8[7] = 0;
|
||||||
|
|
||||||
|
//Fault history
|
||||||
|
// Not applicable for our use. All values at 0 indicates no fault
|
||||||
|
GROWATT_3250.data.u8[0] = 0;
|
||||||
|
GROWATT_3250.data.u8[1] = 0;
|
||||||
|
GROWATT_3250.data.u8[2] = 0;
|
||||||
|
GROWATT_3250.data.u8[3] = 0;
|
||||||
|
GROWATT_3250.data.u8[4] = 0;
|
||||||
|
GROWATT_3250.data.u8[5] = 0;
|
||||||
|
GROWATT_3250.data.u8[6] = 0;
|
||||||
|
GROWATT_3250.data.u8[7] = 0;
|
||||||
|
|
||||||
|
//Battery internal debugging fault message
|
||||||
|
// Not applicable for our use. All values at 0 indicates no fault
|
||||||
|
GROWATT_3260.data.u8[0] = 0;
|
||||||
|
GROWATT_3260.data.u8[1] = 0;
|
||||||
|
GROWATT_3260.data.u8[2] = 0;
|
||||||
|
GROWATT_3260.data.u8[3] = 0;
|
||||||
|
GROWATT_3260.data.u8[4] = 0;
|
||||||
|
GROWATT_3260.data.u8[5] = 0;
|
||||||
|
GROWATT_3260.data.u8[6] = 0;
|
||||||
|
GROWATT_3260.data.u8[7] = 0;
|
||||||
|
|
||||||
|
//Battery internal debugging fault message
|
||||||
|
// Not applicable for our use. All values at 0 indicates no fault
|
||||||
|
GROWATT_3270.data.u8[0] = 0;
|
||||||
|
GROWATT_3270.data.u8[1] = 0;
|
||||||
|
GROWATT_3270.data.u8[2] = 0;
|
||||||
|
GROWATT_3270.data.u8[3] = 0;
|
||||||
|
GROWATT_3270.data.u8[4] = 0;
|
||||||
|
GROWATT_3270.data.u8[5] = 0;
|
||||||
|
GROWATT_3270.data.u8[6] = 0;
|
||||||
|
GROWATT_3270.data.u8[7] = 0;
|
||||||
|
|
||||||
|
//Product Version Information
|
||||||
|
GROWATT_3280.data.u8[0] = 0; //Reserved
|
||||||
|
//Product version number (1-5)
|
||||||
|
GROWATT_3280.data.u8[1] = 0; //No software version (1 indicates PRODUCT, 2 indicates COMMUNICATION version)
|
||||||
|
//For example, the version code for the main control unit (product) of a high-voltage battery is QBAA,
|
||||||
|
// and the code formonitoring (communication)is ZEAA
|
||||||
|
//TODO, is this needed?
|
||||||
|
GROWATT_3280.data.u8[2] = 0; //ASCII
|
||||||
|
GROWATT_3280.data.u8[3] = 0; //ASCII
|
||||||
|
GROWATT_3280.data.u8[4] = 0; //ASCII
|
||||||
|
GROWATT_3280.data.u8[5] = 0; //ASCII
|
||||||
|
GROWATT_3280.data.u8[6] = 0; //Software version information
|
||||||
|
|
||||||
|
//Battery series information
|
||||||
|
GROWATT_3290.data.u8[0] = 0; // DTC, range Range [0,65536], Default 12041 (TODO, shall we send that?)
|
||||||
|
GROWATT_3290.data.u8[1] = 0; // RESERVED
|
||||||
|
GROWATT_3290.data.u8[2] = 0; // RESERVED
|
||||||
|
GROWATT_3290.data.u8[3] = 0; // RESERVED
|
||||||
|
GROWATT_3290.data.u8[4] = 0; // RESERVED
|
||||||
|
GROWATT_3290.data.u8[5] = 0; // RESERVED
|
||||||
|
GROWATT_3290.data.u8[6] = 0; // RESERVED
|
||||||
|
GROWATT_3290.data.u8[7] = 0; // RESERVED
|
||||||
|
|
||||||
|
//Internal alarm information
|
||||||
|
//Battery internal debugging fault message
|
||||||
|
GROWATT_3F00.data.u8[0] = 0; // RESERVED
|
||||||
|
GROWATT_3F00.data.u8[1] = 0; // RESERVED
|
||||||
|
GROWATT_3F00.data.u8[2] = 0; // RESERVED
|
||||||
|
GROWATT_3F00.data.u8[3] = 0; // RESERVED
|
||||||
|
GROWATT_3F00.data.u8[4] = 0; // RESERVED
|
||||||
|
GROWATT_3F00.data.u8[5] = 0; // RESERVED
|
||||||
|
GROWATT_3F00.data.u8[6] = 0; // RESERVED
|
||||||
|
GROWATT_3F00.data.u8[7] = 0; // RESERVED
|
||||||
|
}
|
||||||
|
|
||||||
|
void map_can_frame_to_variable_inverter(CAN_frame rx_frame) {
|
||||||
|
switch (rx_frame.ID) {
|
||||||
|
case 0x3010: // Heartbeat command, 1000ms
|
||||||
|
datalayer.system.status.CAN_inverter_still_alive = CAN_STILL_ALIVE;
|
||||||
|
inverter_alive = true;
|
||||||
|
send_times = ((rx_frame.data.u8[0] << 8) | rx_frame.data.u8[1]);
|
||||||
|
safety_specification = rx_frame.data.u8[2];
|
||||||
|
break;
|
||||||
|
case 0x3020: // Control command, 1000ms
|
||||||
|
datalayer.system.status.CAN_inverter_still_alive = CAN_STILL_ALIVE;
|
||||||
|
inverter_alive = true;
|
||||||
|
charging_command = rx_frame.data.u8[0];
|
||||||
|
discharging_command = rx_frame.data.u8[1];
|
||||||
|
shielding_external_communication_failure = rx_frame.data.u8[2];
|
||||||
|
clearing_battery_fault = rx_frame.data.u8[3];
|
||||||
|
ISO_detection_command = rx_frame.data.u8[4];
|
||||||
|
sleep_wakeup_control = rx_frame.data.u8[7];
|
||||||
|
break;
|
||||||
|
case 0x3030: // Time command, 1000ms
|
||||||
|
datalayer.system.status.CAN_inverter_still_alive = CAN_STILL_ALIVE;
|
||||||
|
inverter_alive = true;
|
||||||
|
unix_time = ((rx_frame.data.u8[0] << 24) | (rx_frame.data.u8[1] << 16) | (rx_frame.data.u8[2] << 8) |
|
||||||
|
rx_frame.data.u8[3]);
|
||||||
|
PCS_working_status = rx_frame.data.u8[7];
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void transmit_can_inverter() {
|
||||||
|
|
||||||
|
if (!inverter_alive) {
|
||||||
|
return; //Dont send messages towards inverter until it has started
|
||||||
|
}
|
||||||
|
|
||||||
|
unsigned long currentMillis = millis();
|
||||||
|
|
||||||
|
//Send 1s periodic CAN messages
|
||||||
|
if (currentMillis - previousMillis1s >= INTERVAL_1_S) {
|
||||||
|
previousMillis1s = currentMillis;
|
||||||
|
transmit_can_frame(&GROWATT_3110, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3120, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3130, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3140, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3150, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3160, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3170, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3180, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3190, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3200, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3210, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3220, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3230, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3240, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3250, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3260, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3270, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3280, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3290, can_config.inverter);
|
||||||
|
transmit_can_frame(&GROWATT_3F00, can_config.inverter);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void setup_inverter(void) { // Performs one time setup at startup over CAN bus
|
||||||
|
strncpy(datalayer.system.info.inverter_protocol, "Growatt High Voltage protocol via CAN", 63);
|
||||||
|
datalayer.system.info.inverter_protocol[63] = '\0';
|
||||||
|
}
|
||||||
|
#endif
|
||||||
10
Software/src/inverter/GROWATT-HV-CAN.h
Normal file
10
Software/src/inverter/GROWATT-HV-CAN.h
Normal file
|
|
@ -0,0 +1,10 @@
|
||||||
|
#ifndef GROWATT_HV_CAN_H
|
||||||
|
#define GROWATT_HV_CAN_H
|
||||||
|
#include "../include.h"
|
||||||
|
|
||||||
|
#define CAN_INVERTER_SELECTED
|
||||||
|
|
||||||
|
void transmit_can_frame(CAN_frame* tx_frame, int interface);
|
||||||
|
void setup_inverter(void);
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -134,7 +134,7 @@ void update_values_can_inverter() { //This function maps all the values fetched
|
||||||
GROWATT_313.data.u8[5] = (datalayer.battery.status.temperature_max_dC & 0x00FF);
|
GROWATT_313.data.u8[5] = (datalayer.battery.status.temperature_max_dC & 0x00FF);
|
||||||
//SOC of single module or average value of system (%)
|
//SOC of single module or average value of system (%)
|
||||||
GROWATT_313.data.u8[6] = (datalayer.battery.status.reported_soc / 100);
|
GROWATT_313.data.u8[6] = (datalayer.battery.status.reported_soc / 100);
|
||||||
//SOH (%) (Bit 0~ Bit6 SOH Counters) Bit7 SOH flag (unsure what this is)
|
//SOH (%) (Bit 0~ Bit6 SOH Counters) Bit7 SOH flag (Indicates that battery is in unsafe use)
|
||||||
GROWATT_313.data.u8[7] = (datalayer.battery.status.soh_pptt / 100);
|
GROWATT_313.data.u8[7] = (datalayer.battery.status.soh_pptt / 100);
|
||||||
|
|
||||||
//Remaining capacity (10 mAh)
|
//Remaining capacity (10 mAh)
|
||||||
|
|
|
||||||
|
|
@ -23,6 +23,10 @@
|
||||||
#include "FOXESS-CAN.h"
|
#include "FOXESS-CAN.h"
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
#ifdef GROWATT_HV_CAN
|
||||||
|
#include "GROWATT-HV-CAN.h"
|
||||||
|
#endif
|
||||||
|
|
||||||
#ifdef GROWATT_LV_CAN
|
#ifdef GROWATT_LV_CAN
|
||||||
#include "GROWATT-LV-CAN.h"
|
#include "GROWATT-LV-CAN.h"
|
||||||
#endif
|
#endif
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue