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Kostal status frame crc calculation & null stuffing

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rha 2025-02-22 07:10:30 +02:00
parent db91f91750
commit b14dd98b22
1 changed files with 19 additions and 11 deletions
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30
Software/src/inverter/KOSTAL-RS485.cpp
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@ -74,16 +74,21 @@ uint8_t CyclicData[64] = {
// FE 04 01 40 xx 01 01 02 yy (fully charged) // FE 04 01 40 xx 01 01 02 yy (fully charged)
// FE 02 01 02 xx 01 01 02 yy (charging or discharging) // FE 02 01 02 xx 01 01 02 yy (charging or discharging)
uint8_t frame3[9] = { //uint8_t frame3[9] = {
0x08, 0xE2, 0xFF, 0x02, 0xFF, 0x29, //header // 0x08, 0xE2, 0xFF, 0x02, 0xFF, 0x29, //header
0x06, //Unknown // 0x06, //Unknown (battery status/error?)
// 0xEF, //CRC
// 0x00 //endbyte
//};
uint8_t STATUS_FRAME[9] = {
0x00, 0xE2, 0xFF, 0x02, 0xFF, 0x29, //header
0x06, //Unknown (battery status/error?)
0xEF, //CRC 0xEF, //CRC
0x00 //endbyte 0x00 //endbyte
}; };
uint8_t frame4[8] = {0x07, 0xE3, 0xFF, 0x02, 0xFF, 0x29, 0xF4, 0x00}; uint8_t ACKframe[8] = {0x07, 0xE3, 0xFF, 0x02, 0xFF, 0x29, 0xF4, 0x00};
uint8_t frameB1[10] = {0x07, 0x63, 0xFF, 0x02, 0xFF, 0x29, 0x5E, 0x02, 0x16, 0x00};
uint8_t RS485_RXFRAME[300]; uint8_t RS485_RXFRAME[300];
@ -291,7 +296,7 @@ void receive_RS485() // Runs as fast as possible to handle the serial stream
if (RS485_RXFRAME[1] == 'c') { if (RS485_RXFRAME[1] == 'c') {
if (RS485_RXFRAME[6] == 0x47) { if (RS485_RXFRAME[6] == 0x47) {
// Set time function - Do nothing. // Set time function - Do nothing.
send_kostal(frame4, 8); // ACK send_kostal(ACKframe, 8); // ACK
} }
if (RS485_RXFRAME[6] == 0x5E) { if (RS485_RXFRAME[6] == 0x5E) {
// Set State function // Set State function
@ -299,12 +304,12 @@ void receive_RS485() // Runs as fast as possible to handle the serial stream
// Allow contactor closing // Allow contactor closing
datalayer.system.status.inverter_allows_contactor_closing = true; datalayer.system.status.inverter_allows_contactor_closing = true;
dbg_message("inverter_allows_contactor_closing -> true"); dbg_message("inverter_allows_contactor_closing -> true");
send_kostal(frame4, 8); // ACK send_kostal(ACKframe, 8); // ACK
} else if (RS485_RXFRAME[7] == 0x04) { } else if (RS485_RXFRAME[7] == 0x04) {
// INVALID STATE, no ACK sent // INVALID STATE, no ACK sent
} else { } else {
// Battery deep sleep? // Battery deep sleep?
send_kostal(frame4, 8); // ACK send_kostal(ACKframe, 8); // ACK
} }
} }
} else if (RS485_RXFRAME[1] == 'b') { } else if (RS485_RXFRAME[1] == 'b') {
@ -340,8 +345,11 @@ void receive_RS485() // Runs as fast as possible to handle the serial stream
} }
} }
if (code == 0x353) { if (code == 0x353) {
//Send battery error //Send battery error/status
send_kostal(frame3, 9); memcpy(tmpframe, STATUS_FRAME, 9);
tmpframe[7] = calculate_kostal_crc(tmpframe, 7);
null_stuffer(tmpframe, 9);
send_kostal(tmpframe, 9);
} }
} }
} }