Fix CRC in various places

This commit is contained in:
Pascal Langer 2021-01-16 16:50:45 +01:00
parent 502e8beafb
commit 6f419adb7f
8 changed files with 27 additions and 24 deletions

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@ -19,17 +19,17 @@
#include "iface_nrf24l01.h"
#define CX10_BIND_COUNT 4360 // 6 seconds
#define CX10_BIND_COUNT 4360 // 6 seconds
#define CX10_PACKET_SIZE 15
#define CX10A_PACKET_SIZE 19 // CX10 blue board packets have 19-byte payload
#define CX10A_PACKET_SIZE 19 // CX10 blue board packets have 19-byte payload
#define Q2X2_PACKET_SIZE 21
#define CX10_PACKET_PERIOD 1316 // Timeout for callback in uSec
#define CX10_PACKET_PERIOD 1316 // Timeout for callback in uSec
#define CX10A_PACKET_PERIOD 6000
#define CX10_INITIAL_WAIT 500
// flags
#define CX10_FLAG_FLIP 0x10 // goes to rudder channel
#define CX10_FLAG_FLIP 0x10 // goes to rudder channel
#define CX10_FLAG_MODE_MASK 0x03
#define CX10_FLAG_HEADLESS 0x04
// flags2
@ -181,7 +181,7 @@ static void __attribute__((unused)) CX10_init()
NRF24L01_WriteReg(NRF24L01_01_EN_AA, 0x00); // No Auto Acknowledgment on all data pipes
NRF24L01_WriteReg(NRF24L01_02_EN_RXADDR, 0x01); // Enable data pipe 0 only
NRF24L01_WriteReg(NRF24L01_11_RX_PW_P0, packet_length); // rx pipe 0 (used only for blue board)
NRF24L01_WriteReg(NRF24L01_05_RF_CH, CX10_RF_BIND_CHANNEL);
NRF24L01_WriteReg(NRF24L01_05_RF_CH, CX10_RF_BIND_CHANNEL);
NRF24L01_SetBitrate(NRF24L01_BR_1M); // 1Mbps
NRF24L01_SetPower();
}
@ -220,7 +220,8 @@ uint16_t CX10_callback()
NRF24L01_FlushTx();
NRF24L01_SetTxRxMode(TX_EN);
CX10_Write_Packet(1);
delayMicroseconds(400);
// wait for packet to be sent
while( (NRF24L01_ReadReg(NRF24L01_07_STATUS) & _BV(NRF24L01_07_TX_DS)) == 0); //delayMicroseconds(400);
// switch to RX mode
NRF24L01_SetTxRxMode(TXRX_OFF);
NRF24L01_FlushRx();

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@ -168,10 +168,10 @@ void CYRF_SetPower(uint8_t val)
/*
*
*/
void CYRF_ConfigCRCSeed(uint16_t crc)
void CYRF_ConfigCRCSeed(uint16_t crc_seed)
{
CYRF_WriteRegister(CYRF_15_CRC_SEED_LSB,crc & 0xff);
CYRF_WriteRegister(CYRF_16_CRC_SEED_MSB,crc >> 8);
CYRF_WriteRegister(CYRF_15_CRC_SEED_LSB,crc_seed & 0xff);
CYRF_WriteRegister(CYRF_16_CRC_SEED_MSB,crc_seed >> 8);
}
/*
* these are the recommended sop codes from Cyrpress

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@ -38,7 +38,7 @@ enum{
#define HONTAI_POLY 0x8408
static void __attribute__((unused)) crc16(uint8_t *data_p, uint8_t length)
{
uint16_t crc = 0xffff;
crc = 0xffff;
length -= 2;
do

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@ -111,8 +111,8 @@ static void __attribute__((unused)) cyrf_datainit()
{
/* Use when already bound */
uint8_t sop_idx = (0xff & (cyrfmfg_id[0] + cyrfmfg_id[1] + cyrfmfg_id[2] + cyrfmfg_id[3] - cyrfmfg_id[5])) % 19;
uint16_t crc = (0xff & (cyrfmfg_id[1] - cyrfmfg_id[4] + cyrfmfg_id[5])) |
((0xff & (cyrfmfg_id[2] + cyrfmfg_id[3] - cyrfmfg_id[4] + cyrfmfg_id[5])) << 8);
crc = (0xff & (cyrfmfg_id[1] - cyrfmfg_id[4] + cyrfmfg_id[5])) |
((0xff & (cyrfmfg_id[2] + cyrfmfg_id[3] - cyrfmfg_id[4] + cyrfmfg_id[5])) << 8);
//CYRF_WriteRegister(CYRF_0F_XACT_CFG, 0x24);
CYRF_PROGMEM_ConfigSOPCode(DEVO_j6pro_sopcodes[sop_idx]);
CYRF_ConfigCRCSeed(crc);

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@ -19,7 +19,7 @@
#define VERSION_MAJOR 1
#define VERSION_MINOR 3
#define VERSION_REVISION 2
#define VERSION_PATCH_LEVEL 3
#define VERSION_PATCH_LEVEL 4
//******************
// Protocols

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@ -58,7 +58,7 @@ static void __attribute__((unused)) NCC_init()
const uint8_t NCC_xor[]={0x80, 0x44, 0x64, 0x75, 0x6C, 0x71, 0x2A, 0x36, 0x7C, 0xF1, 0x6E, 0x52, 0x09, 0x9D};
static void __attribute__((unused)) NCC_Crypt_Packet()
{
uint16_t crc=0;
crc=0;
for(uint8_t i=0; i< NCC_TX_PACKET_LEN-2; i++)
{
packet[i]^=NCC_xor[i];
@ -70,7 +70,7 @@ static void __attribute__((unused)) NCC_Crypt_Packet()
}
static boolean __attribute__((unused)) NCC_Decrypt_Packet()
{
uint16_t crc=0;
crc=0;
debug("RX: ");
for(uint8_t i=0; i< NCC_RX_PACKET_LEN-2; i++)
{

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@ -378,7 +378,7 @@ void XN297_WritePayload(uint8_t* msg, uint8_t len)
if (xn297_crc)
{
uint8_t offset = xn297_addr_len < 4 ? 1 : 0;
uint16_t crc = 0xb5d2;
crc = 0xb5d2;
for (uint8_t i = offset; i < last; ++i)
crc16_update( buf[i], 8);
if(xn297_scramble_enabled)
@ -443,7 +443,7 @@ void XN297_WriteEnhancedPayload(uint8_t* msg, uint8_t len, uint8_t noack)
if (xn297_crc)
{
uint8_t offset = xn297_addr_len < 4 ? 1 : 0;
uint16_t crc = 0xb5d2;
crc = 0xb5d2;
for (uint8_t i = offset; i < last; ++i)
crc16_update( packet[i], 8);
crc16_update( packet[last] & 0xc0, 2);
@ -482,7 +482,7 @@ boolean XN297_ReadPayload(uint8_t* msg, uint8_t len)
return true; // No CRC so OK by default...
// Calculate CRC
uint16_t crc = 0xb5d2;
crc = 0xb5d2;
//process address
for (uint8_t i = 0; i < xn297_addr_len; ++i)
{
@ -529,7 +529,7 @@ uint8_t XN297_ReadEnhancedPayload(uint8_t* msg, uint8_t len)
return pcf_size; // No CRC so OK by default...
// Calculate CRC
uint16_t crc = 0xb5d2;
crc = 0xb5d2;
//process address
for (uint8_t i = 0; i < xn297_addr_len; ++i)
{
@ -775,7 +775,8 @@ void LT8900_SetAddress(uint8_t *address,uint8_t addr_size)
uint8_t LT8900_ReadPayload(uint8_t* msg, uint8_t len)
{
uint8_t i,pos=0,shift,end,buffer[32];
unsigned int crc=LT8900_CRC_Initial_Data,a;
unsigned int a;
crc=LT8900_CRC_Initial_Data;
pos=LT8900_buffer_overhead_bits/8-LT8900_buffer_start;
end=pos+len+(LT8900_Flags&_BV(LT8900_PACKET_LENGTH_EN)?1:0)+(LT8900_Flags&_BV(LT8900_CRC_ON)?2:0);
//Read payload
@ -817,8 +818,9 @@ uint8_t LT8900_ReadPayload(uint8_t* msg, uint8_t len)
void LT8900_WritePayload(uint8_t* msg, uint8_t len)
{
unsigned int crc=LT8900_CRC_Initial_Data,a,mask;
unsigned int a,mask;
uint8_t i, pos=0,tmp, buffer[64], pos_final,shift;
crc=LT8900_CRC_Initial_Data;
//Add packet len
if(LT8900_Flags&_BV(LT8900_PACKET_LENGTH_EN))
{

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@ -146,7 +146,7 @@ static void __attribute__((unused)) XN297L_WritePayload(uint8_t* msg, uint8_t le
}
// crc
uint16_t crc = 0xb5d2;
crc = 0xb5d2;
for (uint8_t i = 0; i < last; ++i)
crc16_update( buf[i], 8);
if(xn297_scramble_enabled)
@ -227,7 +227,7 @@ static void __attribute__((unused)) XN297L_WriteEnhancedPayload(uint8_t* msg, ui
// crc
//if (xn297_crc)
{
uint16_t crc = 0xb5d2;
crc = 0xb5d2;
for (uint8_t i = 0; i < last; ++i)
crc16_update( buf[i], 8);
crc16_update( buf[last] & 0xc0, 2);
@ -396,7 +396,7 @@ static void __attribute__((unused)) NRF250K_WritePayload(uint8_t* msg, uint8_t l
buf[last++] = msg[i];
// crc
uint16_t crc = 0xffff;
crc = 0xffff;
for (uint8_t i = 1; i < last; ++i)
crc16_update( buf[i], 8);
buf[last++] = crc >> 8;