Even more v2.2

lib/AmsDecoder/include/MbusParser.h

@@ -0,0 +1,34 @@
+#ifndef _MBUSPARSER_H
+#define _MBUSPARSER_H
+
+#include "Arduino.h"
+#include "DataParser.h"
+
+#define MBUS_START 0x68
+#define MBUS_END 0x16
+#define MBUS_FRAME_LENGTH_NOT_EQUAL -41
+
+typedef struct MbusHeader {
+	uint8_t flag1;
+	uint8_t len1;
+	uint8_t len2;
+	uint8_t flag2;
+} __attribute__((packed)) MbusHeader;
+
+typedef struct MbusFooter {
+	uint8_t fcs;
+	uint8_t flag;
+} __attribute__((packed)) MbusFooter;
+
+class MBUSParser {
+public:
+    int8_t parse(uint8_t *buf, DataParserContext &ctx);
+	uint16_t write(const uint8_t* d, DataParserContext &ctx);
+private:
+    uint8_t lastSequenceNumber = 0;
+    uint16_t pos = 0;
+    uint8_t *buf  = NULL;
+    uint8_t checksum(const uint8_t* p, int len);
+};
+
+#endif