mirror of
https://github.com/dalathegreat/Battery-Emulator.git
synced 2025-10-03 17:59:27 +02:00
99 lines
No EOL
4.1 KiB
C++
99 lines
No EOL
4.1 KiB
C++
#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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//There are more mappings that could be added, but this should be enough to use as a starting point
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//Charge / Discharge allowed
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PYLON_4280.data.u8[0] = 0;
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PYLON_4280.data.u8[1] = 0;
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PYLON_4280.data.u8[2] = 0;
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PYLON_4280.data.u8[3] = 0;
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//Voltage (370.0)
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PYLON_4210.data.u8[0] = (battery_voltage >> 8);
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PYLON_4210.data.u8[1] = (battery_voltage & 0x00FF);
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//Current (TODO, SIGNED? Or looks like it could be just offset, in that case the below line wont work)
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PYLON_4210.data.u8[2] = (battery_current >> 8);
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PYLON_4210.data.u8[3] = (battery_current & 0x00FF);
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//SOC (100.00%)
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PYLON_4210.data.u8[6] = (SOC*0.01); //Remove decimals
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//StateOfHealth (100.00%)
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PYLON_4210.data.u8[7] = (StateOfHealth*0.01);
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//Minvoltage (eg 300.0V = 3000 , 16bits long) Charge Cutoff Voltage
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PYLON_4220.data.u8[0] = (min_volt_pylon_can >> 8);
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PYLON_4220.data.u8[1] = (min_volt_pylon_can & 0x00FF);
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//Maxvoltage (eg 400.0V = 4000 , 16bits long) Discharge Cutoff Voltage
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PYLON_4220.data.u8[2] = (max_volt_pylon_can >> 8);
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PYLON_4220.data.u8[3] = (max_volt_pylon_can & 0x00FF);
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//In case we run into any errors/faults, we can set charge / discharge forbidden
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if(bms_status == FAULT)
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{
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PYLON_4280.data.u8[0] = 0xAA;
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PYLON_4280.data.u8[1] = 0xAA;
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PYLON_4280.data.u8[2] = 0xAA;
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PYLON_4280.data.u8[3] = 0xAA;
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}
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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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} |