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Add Pylon skeleton
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Daniel
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5 changed files with 110 additions and 1 deletions
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@ -44,7 +44,7 @@ Click "File" in the upper left corner -> Preferences -> Additional Development >
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## Dependencies 📖
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This code uses two libraries, ESP32-Arduino-CAN (https://github.com/miwagner/ESP32-Arduino-CAN/) slightly modified for this usecase, and the eModbus library (https://github.com/eModbus/eModbus). Both these are already located in the Software folder for an easy start.
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It is also based on the info found in the following excellent repositories:
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It is also based on the info found in the following excellent repositories/websites:
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- https://gitlab.com/pelle8/gen24
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- https://github.com/burra/byd_battery
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- https://github.com/flodorn/TeslaBMSV2
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@ -53,6 +53,7 @@ It is also based on the info found in the following excellent repositories:
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- https://github.com/dalathegreat/leaf_can_bus_messages
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- https://github.com/rand12345/solax_can_bus
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- Renault Zoe CAN Matrix https://docs.google.com/spreadsheets/u/0/d/1Qnk-yzzcPiMArO-QDzO4a8ptAS2Sa4HhVu441zBzlpM/edit?pli=1#gid=0
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- Pylon hacking https://www.eevblog.com/forum/programming/pylontech-sc0500-protocol-hacking/
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## Like this project? 💖
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Leave a ⭐ If you think this project is useful. Consider hopping onto my Patreon to encourage more open-source projects!
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@ -9,4 +9,8 @@
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#include "BYD-CAN.h"
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#endif
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#ifdef PYLON_CAN
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#include "PYLON-CAN.h"
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#endif
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#endif
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61
Software/PYLON-CAN.cpp
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61
Software/PYLON-CAN.cpp
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@ -0,0 +1,61 @@
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#include "PYLON-CAN.h"
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#include "ESP32CAN.h"
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#include "CAN_config.h"
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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_t PYLON_7310 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x7310,.data = {0x01, 0x00, 0x02, 0x01, 0x01, 0x02, 0x00, 0x00}};
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CAN_frame_t PYLON_7320 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x7320,.data = {0x4B, 0x00, 0x05, 0x0F, 0x2D, 0x00, 0x56, 0x00}};
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CAN_frame_t PYLON_4210 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4210,.data = {0xA5, 0x09, 0x30, 0x75, 0x9D, 0x04, 0x2E, 0x64}};
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CAN_frame_t PYLON_4220 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4220,.data = {0x8C, 0x0A, 0xE9, 0x07, 0x4A, 0x79, 0x4A, 0x79}};
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CAN_frame_t PYLON_4230 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4230,.data = {0xDF, 0x0C, 0xDA, 0x0C, 0x03, 0x00, 0x06, 0x00}};
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CAN_frame_t PYLON_4240 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4240,.data = {0x7E, 0x04, 0x62, 0x04, 0x11, 0x00, 0x03, 0x00}};
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CAN_frame_t PYLON_4250 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4250,.data = {0x03, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame_t PYLON_4260 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4260,.data = {0xAC, 0xC7, 0x74, 0x27, 0x03, 0x00, 0x02, 0x00}};
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CAN_frame_t PYLON_4270 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4270,.data = {0x7E, 0x04, 0x62, 0x04, 0x05, 0x00, 0x01, 0x00}};
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CAN_frame_t PYLON_4280 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4280,.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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CAN_frame_t PYLON_4290 = {.FIR = {.B = {.DLC = 8,.FF = CAN_frame_ext,}},.MsgID = 0x4290,.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
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void update_values_can_pylon()
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{ //This function maps all the values fetched from battery CAN to the correct CAN messages
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//TODO, add mappings
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}
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void receive_can_pylon(CAN_frame_t rx_frame)
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{
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switch (rx_frame.MsgID)
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{
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case 0x4200: //Message originating from inverter. Depending on which data is required, act accordingly
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if(rx_frame.data.u8[0] == 0x02)
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{
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send_setup_info();
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}
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if(rx_frame.data.u8[0] == 0x00)
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{
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send_system_data();
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}
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break;
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default:
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break;
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}
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}
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void send_setup_info()
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{ //Ensemble information
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ESP32Can.CANWriteFrame(&PYLON_7310);
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ESP32Can.CANWriteFrame(&PYLON_7320);
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}
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void send_system_data()
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{ //System equipment information
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ESP32Can.CANWriteFrame(&PYLON_4210);
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ESP32Can.CANWriteFrame(&PYLON_4220);
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ESP32Can.CANWriteFrame(&PYLON_4230);
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ESP32Can.CANWriteFrame(&PYLON_4240);
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ESP32Can.CANWriteFrame(&PYLON_4250);
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ESP32Can.CANWriteFrame(&PYLON_4260);
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ESP32Can.CANWriteFrame(&PYLON_4270);
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ESP32Can.CANWriteFrame(&PYLON_4280);
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ESP32Can.CANWriteFrame(&PYLON_4290);
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}
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35
Software/PYLON-CAN.h
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35
Software/PYLON-CAN.h
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@ -0,0 +1,35 @@
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#ifndef PYLON_CAN_H
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#define PYLON_CAN_H
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#include <Arduino.h>
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#include "ESP32CAN.h"
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extern uint16_t SOC;
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extern uint16_t StateOfHealth;
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extern uint16_t battery_voltage;
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extern uint16_t battery_current;
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extern uint16_t capacity_Wh;
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extern uint16_t remaining_capacity_Wh;
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extern uint16_t max_target_discharge_power;
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extern uint16_t max_target_charge_power;
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extern uint16_t bms_status;
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extern uint16_t bms_char_dis_status;
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extern uint16_t stat_batt_power;
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extern uint16_t temperature_min;
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extern uint16_t temperature_max;
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extern uint16_t CANerror;
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extern uint16_t min_volt_pylon_can;
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extern uint16_t max_volt_pylon_can;
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// Definitions for BMS status
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#define STANDBY 0
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#define INACTIVE 1
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#define DARKSTART 2
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#define ACTIVE 3
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#define FAULT 4
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#define UPDATING 5
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void update_values_can_pylon();
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void receive_can_pylon(CAN_frame_t rx_frame);
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void send_system_data();
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void send_setup_info();
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#endif
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@ -7,6 +7,7 @@
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#define MODBUS_BYD //Enable this line to emulate a "BYD 11kWh HVM battery" over Modbus RTU
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//#define CAN_BYD //Enable this line to emulate a "BYD Battery-Box Premium HVS" over CAN Bus
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//#define SOLAX_CAN //Enable this line to emulate a "SolaX Triple Power LFP" over CAN bus
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//#define PYLON_CAN //Enable this line to emulate a "Pylontech battery" over CAN bus
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/* Do not change any code below this line unless you are sure what you are doing */
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/* Only change battery specific settings and limits in their respective .h files */
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@ -198,6 +199,7 @@ void handle_can()
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#ifdef CAN_BYD
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receive_can_byd(rx_frame);
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#endif
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}
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else
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{
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@ -205,6 +207,9 @@ void handle_can()
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#ifdef SOLAX_CAN
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receive_can_solax(rx_frame);
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#endif
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#ifdef PYLON_CAN
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receive_can_pylon(rx_frame);
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#endif
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}
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}
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//When we are done checking if a CAN message has arrived, we can focus on sending CAN messages
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@ -244,6 +249,9 @@ void handle_inverter()
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#ifdef CAN_BYD
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update_values_can_byd();
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#endif
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#ifdef PYLON_CAN
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update_values_can_pylon();
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#endif
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//Updata for ModbusRTU Server for GEN24
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handle_update_data_modbusp201();
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