HAOS Add-on: MVP + NuttX Binary + .gitignore
- haos-addon/: vollständiges HA Add-on (config.yaml, Dockerfile, build.yaml) - Python Backend: pymodbus Modbus TCP → paho-mqtt MQTT Discovery - Unterstützte Modelle: MIC 1500/2000 TL-X, SPH 5000 TL3, MOD 6000 TL3 - Web UI: Wechselrichter-Auswahl, Modbus/MQTT-Konfig, Live-Sensor-Grid (dark theme) - MQTT HA Discovery für alle Sensoren mit device_class, state_class, icon - ShineLAN-X/releases/nuttx-mbusd-shinelanx.bin: NuttX Firmware (ohne DFU, 0x08000000) - .gitignore: Logs, MQTT-JSON, shinelanx-modbus/ ausgeschlossen Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
retr0
@@ -63,16 +63,65 @@ extern "C" void USBD_reenumerate(void) {
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HardwareSerial DebugSerial(PA10, PA9);
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// USBSerial::flush() wartet endlos wenn der Wechselrichter den IN-Endpoint nicht pollt.
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// Dieser Wrapper ersetzt flush() durch eine No-Op.
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// USB-Diagnose: was der Wechselrichter per Control-Transfer schickt
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extern __IO bool dtrState;
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extern __IO bool rtsState;
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struct { uint32_t baud; uint8_t format; uint8_t parity; uint8_t bits; }
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g_lineCoding = {115200, 0, 0, 8};
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volatile bool g_lineCodingUpdated = false;
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// Wird vom USB-Stack aufgerufen wenn Wechselrichter SET_LINE_CODING schickt
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// usbd_cdc_if.c kann nicht geändert werden → wir lesen linecoding-Struct direkt
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extern "C" {
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typedef struct { uint32_t bitrate; uint8_t format; uint8_t paritytype; uint8_t datatype; }
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USBD_CDC_LineCodingTypeDef;
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extern USBD_CDC_LineCodingTypeDef linecoding;
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}
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// CDC SERIAL_STATE Notification — NuttX sendet dies beim Öffnen von /dev/ttyACM0
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// signalisiert dem Wechselrichter DCD+DSR=1 → startet Modbus-Server im Inverter
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#include "usbd_core.h"
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extern USBD_HandleTypeDef hUSBD_Device_CDC;
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#define CDC_SERIAL_STATE_EP 0x82U
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void sendSerialStateNotification() {
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static uint8_t notif[10] = {
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0xA1, 0x20, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x03, 0x00
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};
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USBD_LL_Transmit(&hUSBD_Device_CDC, CDC_SERIAL_STATE_EP, notif, sizeof(notif));
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}
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// ModbusMaster schreibt Byte-für-Byte. Würden wir sofort senden, käme Byte 1 als
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// eigenes 1-Byte USB-Paket an — der Wechselrichter behandelt jedes Short Packet
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// als Frame-Ende und sieht keinen gültigen Modbus-Frame.
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// Lösung: Bytes puffern, dann in flush() als ein einziges USB-Paket senden.
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class ModbusStream : public Stream {
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public:
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int available() override { return SerialUSB.available(); }
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int read() override { return SerialUSB.read(); }
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uint8_t txBuf[16]; uint8_t txLen = 0;
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uint8_t rxBuf[32]; uint8_t rxLen = 0;
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uint32_t rxTotal = 0;
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void reset() { txLen = 0; rxLen = 0; }
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int available() override { return SerialUSB.available(); }
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int read() override {
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int b = SerialUSB.read();
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if (b >= 0) { rxTotal++; if (rxLen < sizeof(rxBuf)) rxBuf[rxLen++] = (uint8_t)b; }
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return b;
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}
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int peek() override { return SerialUSB.peek(); }
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size_t write(uint8_t b) override { return SerialUSB.write(b); }
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size_t write(const uint8_t* buf, size_t size) override { return SerialUSB.write(buf, size); }
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void flush() override {}
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size_t write(uint8_t b) override {
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if (txLen < sizeof(txBuf)) txBuf[txLen++] = b;
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return 1;
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}
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size_t write(const uint8_t* buf, size_t size) override {
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for (size_t i = 0; i < size && txLen < sizeof(txBuf); i++) txBuf[txLen++] = buf[i];
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return size;
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}
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void flush() override {
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if (txLen > 0) SerialUSB.write(txBuf, txLen);
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// txLen nicht zurücksetzen — Debug-Code liest txBuf danach noch
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}
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using Print::write;
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} modbusSerial;
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@@ -153,6 +202,7 @@ EthernetServer webServer(80);
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uint32_t g_okTotal = 0;
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uint32_t g_failTotal = 0;
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uint8_t g_lastErr = 0;
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uint32_t g_rawTotal = 0;
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// ============================================================
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// Web-Server
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@@ -524,6 +574,12 @@ void setup() {
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SerialUSB.begin(MODBUS_BAUD);
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delay(10000);
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HAL_GPIO_WritePin(GPIOA, GPIO_PIN_8, GPIO_PIN_RESET);
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// Warte bis Wechselrichter USB-CDC konfiguriert hat
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delay(3000);
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// SERIAL_STATE(DCD=1,DSR=1) senden — NuttX tut dies beim Öffnen von ttyACM0
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// signalisiert dem Wechselrichter dass das Device bereit ist
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sendSerialStateNotification();
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delay(500);
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modbus.begin(MODBUS_ADDR, modbusSerial);
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DebugSerial.println("Setup done.");
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@@ -533,6 +589,7 @@ void setup() {
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// Loop
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// ============================================================
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unsigned long lastUpdate = 0;
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static bool g_usbInfoPublished = false;
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void loop() {
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handleWebRequest();
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@@ -546,65 +603,110 @@ void loop() {
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mqtt.loop();
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handleWebRequest();
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// usbinfo: initial publish + DTR-Änderungen
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{
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static bool lastDtr = false;
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if (!g_usbInfoPublished || (bool)dtrState != lastDtr) {
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g_usbInfoPublished = true;
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lastDtr = (bool)dtrState;
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char info[80];
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snprintf(info, sizeof(info), "baud=%lu fmt=%u par=%u bits=%u dtr=%d rts=%d",
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(unsigned long)linecoding.bitrate, linecoding.format,
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linecoding.paritytype, linecoding.datatype,
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(int)dtrState, (int)rtsState);
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mqtt.publish("growatt/shinelan/usbinfo", info, true);
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}
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}
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// SERIAL_STATE(DCD=1,DSR=1) alle 5s senden bis DTR vom Wechselrichter gesetzt wird
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{
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static uint32_t lastNotif = 0;
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if (!dtrState && millis() - lastNotif > 5000) {
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lastNotif = millis();
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sendSerialStateNotification();
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}
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}
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// Raw-RX-Drain: jedes Byte das außerhalb von Modbus-Fenstern ankommt fangen
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// Beantwortet: sendet der Inverter JEMALS irgendwas (spontan oder verspätet)?
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{
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static uint8_t rawBuf[32] = {};
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static uint8_t rawLen = 0;
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static uint32_t rawPublish = 0;
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while (SerialUSB.available()) {
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uint8_t b = (uint8_t)SerialUSB.read();
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g_rawTotal++;
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if (rawLen < sizeof(rawBuf)) rawBuf[rawLen++] = b;
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}
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if (rawLen > 0 && millis() - rawPublish > 1000) {
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rawPublish = millis();
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char msg[80];
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size_t p = snprintf(msg, sizeof(msg), "raw=%lu: ", g_rawTotal);
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for (uint8_t i = 0; i < rawLen && p < 74; i++)
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p += snprintf(msg + p, sizeof(msg) - p, "%02X", rawBuf[i]);
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mqtt.publish("growatt/shinelan/rawbytes", msg);
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rawLen = 0;
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}
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}
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if (millis() - lastUpdate < cfg.updateMs) return;
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lastUpdate = millis();
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ledSet(LED_BLUE, true);
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uint8_t avStart = SerialUSB.availableForWrite();
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bool usbReady = (avStart >= 8);
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uint8_t okCount = 0, failCount = 0;
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uint8_t lastErr = 0;
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uint32_t okCnt = 0, failCnt = 0;
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uint8_t lastErr = 0;
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uint16_t lastErrReg = 0;
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for (uint8_t i = 0; i < SENSOR_COUNT; i++) {
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mqtt.loop();
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handleWebRequest();
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const Sensor& s = SENSORS[i];
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modbusSerial.reset();
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if (!usbReady) {
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failCount++; lastErr = 0xFE; lastErrReg = s.address;
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uint8_t res = modbus.readInputRegisters(s.address, s.isDword ? 2 : 1);
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char dbg[80];
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size_t pos = snprintf(dbg, sizeof(dbg), "ok=%lu fail=%lu err=0x%02X@%u avS=%d dtr=%d raw=%lu rx=%u tx=",
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g_okTotal + okCnt, g_failTotal + failCnt,
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lastErr, lastErrReg,
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SerialUSB.availableForWrite(),
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(int)dtrState,
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g_rawTotal,
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modbusSerial.rxLen);
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for (uint8_t j = 0; j < modbusSerial.txLen && pos < 74; j++)
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pos += snprintf(dbg + pos, sizeof(dbg) - pos, "%02X", modbusSerial.txBuf[j]);
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pos += snprintf(dbg + pos, sizeof(dbg) - pos, " rx=");
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for (uint8_t j = 0; j < modbusSerial.rxLen && pos < 78; j++)
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pos += snprintf(dbg + pos, sizeof(dbg) - pos, "%02X", modbusSerial.rxBuf[j]);
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mqtt.publish("growatt/shinelan/debug", dbg);
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delay(10); // mbusd -R10: 10ms Pause zwischen Requests
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if (res != modbus.ku8MBSuccess) {
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failCnt++;
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lastErr = res;
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lastErrReg = s.address;
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continue;
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}
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uint8_t result;
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uint32_t raw = 0;
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okCnt++;
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float val;
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if (s.isDword) {
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result = modbus.readInputRegisters(s.address, 2);
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if (result == ModbusMaster::ku8MBSuccess)
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raw = ((uint32_t)modbus.getResponseBuffer(0) << 16) | modbus.getResponseBuffer(1);
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uint32_t raw = ((uint32_t)modbus.getResponseBuffer(0) << 16)
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| modbus.getResponseBuffer(1);
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val = raw * s.scale;
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} else {
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result = modbus.readInputRegisters(s.address, 1);
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if (result == ModbusMaster::ku8MBSuccess)
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raw = modbus.getResponseBuffer(0);
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val = modbus.getResponseBuffer(0) * s.scale;
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}
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if (result != ModbusMaster::ku8MBSuccess) {
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failCount++; lastErr = result; lastErrReg = s.address;
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continue;
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}
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okCount++;
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float value = raw * s.scale;
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char valueStr[16];
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dtostrf(value, 1, (s.scale < 0.1f) ? 2 : 1, valueStr);
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char stateTopic[64];
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snprintf(stateTopic, sizeof(stateTopic), "growatt/shinelan/%s", s.id);
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mqtt.publish(stateTopic, valueStr);
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char topic[64], payload[24];
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snprintf(topic, sizeof(topic), "growatt/shinelan/%s", s.id);
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snprintf(payload, sizeof(payload), "%.1f", (double)val);
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mqtt.publish(topic, payload);
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}
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g_okTotal += okCount;
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g_failTotal += failCount;
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if (lastErr) g_lastErr = lastErr;
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char dbg[64];
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snprintf(dbg, sizeof(dbg), "ok=%u fail=%u err=0x%02X@%u avS=%d avE=%d rx=%d",
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okCount, failCount, lastErr, lastErrReg,
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avStart, SerialUSB.availableForWrite(), SerialUSB.available());
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mqtt.publish("growatt/shinelan/debug", dbg);
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g_okTotal += okCnt;
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g_failTotal += failCnt;
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g_lastErr = lastErr;
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ledSet(LED_BLUE, false);
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}
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