2020-10-28 19:40:08 +01:00
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#include <main.h>
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#include <usart.h>
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#include <PontCoopScheduler.h>
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#include <mbusComm.h>
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#include <loopCtrl.h>
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#include <led.h>
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typedef enum {
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IDLE,
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SEND,
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2020-10-29 15:57:59 +01:00
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SEND_CONT,
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SENDING
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2020-10-28 19:40:08 +01:00
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} e_mbusCommState;
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typedef struct {
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e_mbusCommState state;
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uint8_t retryCnt;
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uint8_t cmd;
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uint8_t addr;
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uint8_t sendBuf[5];
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} t_mbusCommHandle;
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static t_mbusCommHandle mbusCommHandle = { .state = IDLE, .retryCnt = 0, .cmd = 0, .addr = 0 };
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static void handleRequestEngine(void *handle) {
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2020-10-29 15:57:59 +01:00
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t_mbusCommHandle *localMbusCommHandle = (t_mbusCommHandle*) handle;
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2020-10-28 19:40:08 +01:00
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2020-10-29 15:57:59 +01:00
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switch (localMbusCommHandle->state) {
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2020-10-28 19:40:08 +01:00
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case IDLE:
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break;
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case SEND:
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2020-10-29 15:57:59 +01:00
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localMbusCommHandle->sendBuf[0] = 0x10;
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localMbusCommHandle->sendBuf[1] = localMbusCommHandle->cmd;
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localMbusCommHandle->sendBuf[2] = localMbusCommHandle->addr;
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localMbusCommHandle->sendBuf[3] = localMbusCommHandle->cmd + localMbusCommHandle->addr; // checksum
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localMbusCommHandle->sendBuf[4] = 0x16;
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localMbusCommHandle->state = SEND_CONT;
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2020-10-28 19:40:08 +01:00
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// no break !!
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case SEND_CONT:
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2020-10-29 15:44:13 +01:00
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led(RED, OFF);
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2020-10-28 19:40:08 +01:00
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if (! loopActive) {
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2020-10-29 15:57:59 +01:00
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localMbusCommHandle->retryCnt++;
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2020-10-28 19:40:08 +01:00
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loopEnable();
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schAdd(handleRequestEngine, handle, 10, 0);
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} else {
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// write(fd, sendBuf, 5);
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2020-10-29 15:57:59 +01:00
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HAL_UART_Transmit_IT(&mbusUart, localMbusCommHandle->sendBuf, 5);
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localMbusCommHandle->state = SENDING;
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schAdd(handleRequestEngine, handle, 1, 0);
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}
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break;
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case SENDING:
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if (HAL_UART_GetState(&mbusUart) == HAL_UART_STATE_READY) {
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localMbusCommHandle->state = IDLE;
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} else {
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schAdd(handleRequestEngine, handle, 1, 0);
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2020-10-28 19:40:08 +01:00
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}
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break;
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default:
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2020-10-29 15:57:59 +01:00
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localMbusCommHandle->state = IDLE;
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2020-10-28 19:40:08 +01:00
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break;
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}
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}
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void mbusCommRequest(uint8_t cmd, uint8_t addr) {
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if (mbusCommHandle.state == IDLE) {
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mbusCommHandle.state = SEND;
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mbusCommHandle.retryCnt = 0;
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mbusCommHandle.cmd = cmd;
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mbusCommHandle.addr = addr;
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schAdd(handleRequestEngine, (void*) &mbusCommHandle, 0, 0);
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} else {
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// busy
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}
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}
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