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Code Issues Releases Activity

AIRCOPY now has error correction (REQ-ACKs) to fix corrupted/lost packets during transfer

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OneOfEleven
2023-10-15 11:24:20 +01:00
parent 7c3717549a
commit 319f22dcb8
15 changed files with 1036 additions and 507 deletions
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22
driver/crc.c
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@ -19,32 +19,30 @@
void CRC_Init(void)
{
CRC_CR = 0
| CRC_CR_CRC_EN_BITS_DISABLE
CRC_CR =
CRC_CR_CRC_EN_BITS_DISABLE
| CRC_CR_INPUT_REV_BITS_NORMAL
| CRC_CR_INPUT_INV_BITS_NORMAL
| CRC_CR_OUTPUT_REV_BITS_NORMAL
| CRC_CR_OUTPUT_INV_BITS_NORMAL
| CRC_CR_DATA_WIDTH_BITS_8
| CRC_CR_CRC_SEL_BITS_CRC_16_CCITT
;
| CRC_CR_CRC_SEL_BITS_CRC_16_CCITT;
CRC_IV = 0;
}
uint16_t CRC_Calculate(const void *pBuffer, uint16_t Size)
{
const uint8_t *pData = (const uint8_t *)pBuffer;
uint16_t i, Crc;
const uint8_t *data = (const uint8_t *)pBuffer;
uint16_t i;
uint16_t crc;
CRC_CR = (CRC_CR & ~CRC_CR_CRC_EN_MASK) | CRC_CR_CRC_EN_BITS_ENABLE;
for (i = 0; i < Size; i++) {
CRC_DATAIN = pData[i];
}
Crc = (uint16_t)CRC_DATAOUT;
for (i = 0; i < Size; i++)
CRC_DATAIN = data[i];
crc = (uint16_t)CRC_DATAOUT;
CRC_CR = (CRC_CR & ~CRC_CR_CRC_EN_MASK) | CRC_CR_CRC_EN_BITS_DISABLE;
return Crc;
return crc;
}