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Code Issues Releases Activity

Bridge: CRC16 being used as CRC

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This commit is contained in:
Angelo Scialabba 2013-07-15 16:36:14 +02:00 committed by Cristian Maglie
parent ce8c212a5f
commit 2ce3a4a8fc
1 changed files with 6 additions and 3 deletions
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9
hardware/arduino/avr/libraries/Bridge/Bridge.cpp
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@ -17,6 +17,7 @@
*/ */
#include "Bridge.h" #include "Bridge.h"
#include <util/crc16.h>
BridgeClass::BridgeClass(Stream &_stream) : BridgeClass::BridgeClass(Stream &_stream) :
index(0), stream(_stream), started(false), max_retries(0) { index(0), stream(_stream), started(false), max_retries(0) {
@ -94,12 +95,14 @@ unsigned int BridgeClass::get(const char *key, uint8_t *value, unsigned int maxl
} }
void BridgeClass::crcUpdate(uint8_t c) { void BridgeClass::crcUpdate(uint8_t c) {
CRC = CRC ^ c;
CRC = (CRC >> 8) + (CRC << 8); CRC = _crc_ccitt_update(CRC, c);
//CRC = CRC ^ c;
//CRC = (CRC >> 8) + (CRC << 8);
} }
void BridgeClass::crcReset() { void BridgeClass::crcReset() {
CRC = 0xAAAA; CRC = 0xFFFF;
} }
void BridgeClass::crcWrite() { void BridgeClass::crcWrite() {