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102 lines
3.6 KiB
102 lines
3.6 KiB
//-----------------------------------------------------------------------------
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// 2023 Ahoy, https://github.com/lumpapu/ahoy
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// Creative Commons - http://creativecommons.org/licenses/by-nc-sa/4.0/deed
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//-----------------------------------------------------------------------------
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#ifndef __RADIO_H__
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#define __RADIO_H__
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#define TX_REQ_INFO 0x15
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#define TX_REQ_DEVCONTROL 0x51
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#define ALL_FRAMES 0x80
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#define SINGLE_FRAME 0x81
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#include "../utils/dbg.h"
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#include "../utils/crc.h"
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// forward declaration of class
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template <class REC_TYP=float>
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class Inverter;
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// abstract radio interface
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class Radio {
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public:
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virtual void sendControlPacket(Inverter<> *iv, uint8_t cmd, uint16_t *data, bool isRetransmit, bool isNoMI = true, bool is4chMI = false) = 0;
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virtual bool switchFrequency(Inverter<> *iv, uint32_t fromkHz, uint32_t tokHz) { return true; }
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void handleIntr(void) {
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mIrqRcvd = true;
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}
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void enableDebug() {
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mSerialDebug = true;
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}
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void sendCmdPacket(Inverter<> *iv, uint8_t mid, uint8_t pid, bool isRetransmit, bool appendCrc16=true) {
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initPacket(getIvId(iv), mid, pid);
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sendPacket(iv, 10, isRetransmit, appendCrc16);
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}
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void prepareDevInformCmd(Inverter<> *iv, uint8_t cmd, uint32_t ts, uint16_t alarmMesId, bool isRetransmit, uint8_t reqfld=TX_REQ_INFO) { // might not be necessary to add additional arg.
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if(mSerialDebug) {
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DPRINT(DBG_DEBUG, F("prepareDevInformCmd 0x"));
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DPRINTLN(DBG_DEBUG,String(cmd, HEX));
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}
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initPacket(getIvId(iv), reqfld, ALL_FRAMES);
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mTxBuf[10] = cmd;
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CP_U32_LittleEndian(&mTxBuf[12], ts);
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if (cmd == AlarmData ) { //cmd == RealTimeRunData_Debug ||
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mTxBuf[18] = (alarmMesId >> 8) & 0xff;
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mTxBuf[19] = (alarmMesId ) & 0xff;
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}
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sendPacket(iv, 24, isRetransmit);
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}
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protected:
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virtual void sendPacket(Inverter<> *iv, uint8_t len, bool isRetransmit, bool appendCrc16=true) = 0;
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virtual uint64_t getIvId(Inverter<> *iv) = 0;
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void initPacket(uint64_t ivId, uint8_t mid, uint8_t pid) {
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mTxBuf[0] = mid;
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CP_U32_BigEndian(&mTxBuf[1], ivId >> 8);
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CP_U32_LittleEndian(&mTxBuf[5], mDtuSn);
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mTxBuf[9] = pid;
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memset(&mTxBuf[10], 0x00, (MAX_RF_PAYLOAD_SIZE-10));
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}
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void updateCrcs(uint8_t *len, bool appendCrc16=true) {
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// append crc's
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if (appendCrc16 && (*len > 10)) {
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// crc control data
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uint16_t crc = ah::crc16(&mTxBuf[10], *len - 10);
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mTxBuf[(*len)++] = (crc >> 8) & 0xff;
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mTxBuf[(*len)++] = (crc ) & 0xff;
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}
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// crc over all
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mTxBuf[*len] = ah::crc8(mTxBuf, *len);
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(*len)++;
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}
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void generateDtuSn(void) {
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uint32_t chipID = 0;
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#ifdef ESP32
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uint64_t MAC = ESP.getEfuseMac();
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chipID = ((MAC >> 8) & 0xFF0000) | ((MAC >> 24) & 0xFF00) | ((MAC >> 40) & 0xFF);
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#else
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chipID = ESP.getChipId();
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#endif
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mDtuSn = 0x80000000; // the first digit is an 8 for DTU production year 2022, the rest is filled with the ESP chipID in decimal
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for(int i = 0; i < 7; i++) {
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mDtuSn |= (chipID % 10) << (i * 4);
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chipID /= 10;
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}
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}
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uint32_t mDtuSn;
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volatile bool mIrqRcvd;
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bool mSerialDebug;
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uint8_t mTxBuf[MAX_RF_PAYLOAD_SIZE];
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};
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#endif /*__RADIO_H__*/
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