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Convert Pylon LV inverter to use the base class

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This commit is contained in:
Jaakko Haakana 2025-05-14 17:55:12 +03:00
parent 541bab131e
commit 45392983e1
2 changed files with 62 additions and 49 deletions
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48
Software/src/inverter/PYLON-LV-CAN.cpp
View file

@ -1,53 +1,18 @@
#include "../include.h"
#ifdef PYLON_LV_CAN
#include "../communication/can/comm_can.h"
#include "../datalayer/datalayer.h"
#include "PYLON-LV-CAN.h"
/* Do not change code below unless you are sure what you are doing */
static unsigned long previousMillis1000ms = 0;
CAN_frame PYLON_351 = {.FD = false,
.ext_ID = false,
.DLC = 6,
.ID = 0x351,
.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
CAN_frame PYLON_355 = {.FD = false, .ext_ID = false, .DLC = 4, .ID = 0x355, .data = {0x00, 0x00, 0x00, 0x00}};
CAN_frame PYLON_356 = {.FD = false,
.ext_ID = false,
.DLC = 6,
.ID = 0x356,
.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
CAN_frame PYLON_359 = {.FD = false,
.ext_ID = false,
.DLC = 7,
.ID = 0x359,
.data = {0x00, 0x00, 0x00, 0x00, PACK_NUMBER, 'P', 'N'}};
CAN_frame PYLON_35C = {.FD = false, .ext_ID = false, .DLC = 2, .ID = 0x35C, .data = {0x00, 0x00}};
CAN_frame PYLON_35E = {.FD = false,
.ext_ID = false,
.DLC = 8,
.ID = 0x35E,
.data = {
MANUFACTURER_NAME[0],
MANUFACTURER_NAME[1],
MANUFACTURER_NAME[2],
MANUFACTURER_NAME[3],
MANUFACTURER_NAME[4],
MANUFACTURER_NAME[5],
MANUFACTURER_NAME[6],
MANUFACTURER_NAME[7],
}};
// when e.g. the min temperature is 0, max is 100 and the warning percent is 80%
// a warning should be generated at 20 (i.e. at 20% of the value range)
// this function calculates this 20% point for a given min/max
int16_t warning_threshold_of_min(int16_t min_val, int16_t max_val) {
int16_t PylonLvInverter::warning_threshold_of_min(int16_t min_val, int16_t max_val) {
int16_t diff = max_val - min_val;
return min_val + (diff * (100 - WARNINGS_PERCENT)) / 100;
}
void update_values_can_inverter() {
void PylonLvInverter::update_values() {
// This function maps all the values fetched from battery CAN to the correct CAN messages
// Set "battery charge voltage" to volts + 1 or user supplied value
@ -133,7 +98,7 @@ void update_values_can_inverter() {
// PYLON_35E is pre-filled with the manufacturer name
}
void map_can_frame_to_variable_inverter(CAN_frame rx_frame) {
void PylonLvInverter::map_can_frame_to_variable(CAN_frame rx_frame) {
switch (rx_frame.ID) {
case 0x305: //Message originating from inverter.
// according to the spec, this message includes only 0-bytes
@ -158,7 +123,7 @@ void dump_frame(CAN_frame* frame) {
}
#endif
void transmit_can_inverter(unsigned long currentMillis) {
void PylonLvInverter::transmit_can(unsigned long currentMillis) {
if (currentMillis - previousMillis1000ms >= 1000) {
previousMillis1000ms = currentMillis;
@ -180,7 +145,8 @@ void transmit_can_inverter(unsigned long currentMillis) {
transmit_can_frame(&PYLON_35E, can_config.inverter);
}
}
void setup_inverter(void) { // Performs one time setup at startup over CAN bus
void PylonLvInverter::setup(void) { // Performs one time setup at startup over CAN bus
strncpy(datalayer.system.info.inverter_protocol, "Pylontech LV battery over CAN bus", 63);
datalayer.system.info.inverter_protocol[63] = '\0';
}

59
Software/src/inverter/PYLON-LV-CAN.h
View file

@ -2,16 +2,63 @@
#define PYLON_LV_CAN_H
#include "../include.h"
#include "CanInverterProtocol.h"
#define CAN_INVERTER_SELECTED
#define SELECTED_INVERTER_CLASS PylonLvInverter
#define MANUFACTURER_NAME "BatEmuLV"
#define PACK_NUMBER 0x01
// 80 means after reaching 80% of a nominal value a warning is produced (e.g. 80% of max current)
#define WARNINGS_PERCENT 80
class PylonLvInverter : public CanInverterProtocol {
public:
void setup();
void update_values();
void transmit_can(unsigned long currentMillis);
void map_can_frame_to_variable(CAN_frame rx_frame);
private:
void send_system_data();
void send_setup_info();
void transmit_can_frame(CAN_frame* tx_frame, int interface);
void setup_inverter(void);
int16_t warning_threshold_of_min(int16_t min_val, int16_t max_val);
static const int PACK_NUMBER = 0x01;
// 80 means after reaching 80% of a nominal value a warning is produced (e.g. 80% of max current)
static const int WARNINGS_PERCENT = 80;
static constexpr const char* MANUFACTURER_NAME = "BatEmuLV";
unsigned long previousMillis1000ms = 0;
CAN_frame PYLON_351 = {.FD = false,
.ext_ID = false,
.DLC = 6,
.ID = 0x351,
.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
CAN_frame PYLON_355 = {.FD = false, .ext_ID = false, .DLC = 4, .ID = 0x355, .data = {0x00, 0x00, 0x00, 0x00}};
CAN_frame PYLON_356 = {.FD = false,
.ext_ID = false,
.DLC = 6,
.ID = 0x356,
.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}};
CAN_frame PYLON_359 = {.FD = false,
.ext_ID = false,
.DLC = 7,
.ID = 0x359,
.data = {0x00, 0x00, 0x00, 0x00, PACK_NUMBER, 'P', 'N'}};
CAN_frame PYLON_35C = {.FD = false, .ext_ID = false, .DLC = 2, .ID = 0x35C, .data = {0x00, 0x00}};
CAN_frame PYLON_35E = {.FD = false,
.ext_ID = false,
.DLC = 8,
.ID = 0x35E,
.data = {
MANUFACTURER_NAME[0],
MANUFACTURER_NAME[1],
MANUFACTURER_NAME[2],
MANUFACTURER_NAME[3],
MANUFACTURER_NAME[4],
MANUFACTURER_NAME[5],
MANUFACTURER_NAME[6],
MANUFACTURER_NAME[7],
}};
};
#endif