DigitalInfinity/ESP32-PaxCounter
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Merge branch 'sensor-development' of https://github.com/cyberman54/ESP32-Paxcounter into sensor-development

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Klaus K Wilting 2018-11-19 00:42:58 +01:00
commit 4e6c2b8b38
1 changed files with 3 additions and 3 deletions
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src/spislave.cpp
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@ -60,13 +60,13 @@ void spi_slave_task(void *param) {
continue; continue;
} }
// fill tx buffer with data to send from queue and calculate crc16 cheksum // fill tx buffer with data to send from queue
uint8_t *messageType = txbuf + 2; uint8_t *messageType = txbuf + 2;
*messageType = msg.MessagePort; *messageType = msg.MessagePort;
uint8_t *messageSize = txbuf + 3; uint8_t *messageSize = txbuf + 3;
*messageSize = msg.MessageSize; *messageSize = msg.MessageSize;
memcpy(txbuf + HEADER_SIZE, &msg.Message, msg.MessageSize); memcpy(txbuf + HEADER_SIZE, &msg.Message, msg.MessageSize);
// calculate crc16 checksum // calculate crc16 checksum over txbuf and insert checksum at pos 0+1 of txbuf
uint16_t *crc = (uint16_t *)txbuf; uint16_t *crc = (uint16_t *)txbuf;
*crc = crc16_be(0, messageType, msg.MessageSize + HEADER_SIZE - 2); *crc = crc16_be(0, messageType, msg.MessageSize + HEADER_SIZE - 2);