gomaomao/DIY-Multiprotocol-TX-Module
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Invert serial, optimization and SFHSS

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pascallanger
2016-08-15 11:52:43 +02:00
parent 9e902a5dd4
commit 7438545a16
14 changed files with 611 additions and 177 deletions
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13
Multiprotocol/FrSkyX_cc2500.ino
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@@ -89,6 +89,7 @@ static void __attribute__((unused)) frskyX_init()
}
CC2500_WriteReg(CC2500_07_PKTCTRL1, 0x04);
prev_option = option ;
CC2500_WriteReg(CC2500_0C_FSCTRL0, option);
CC2500_Strobe(CC2500_SIDLE);
//
@@ -124,9 +125,12 @@ static void __attribute__((unused)) initialize_data(uint8_t adr)
const uint16_t PROGMEM CRC_Short[]={
0x0000, 0x1189, 0x2312, 0x329B, 0x4624, 0x57AD, 0x6536, 0x74BF,
0x8C48, 0x9DC1, 0xAF5A, 0xBED3, 0xCA6C, 0xDBE5, 0xE97E, 0xF8F7 };
static uint16_t __attribute__((unused)) CRCTable(uint8_t val)
static uint16_t CRCTable(uint8_t val)
{
return pgm_read_word(&CRC_Short[val&0x0F]) ^ (0x1081 * (val>>4));
uint16_t word ;
word = pgm_read_word(&CRC_Short[val&0x0F]) ;
val /= 16 ;
return word ^ (0x1081 * val) ;
}
static uint16_t __attribute__((unused)) crc_x(uint8_t *data, uint8_t len)
{
@@ -253,6 +257,11 @@ uint16_t ReadFrSkyX()
state++;
break;
case FRSKY_DATA1:
if ( prev_option != option )
{
CC2500_WriteReg(CC2500_0C_FSCTRL0,option); // Frequency offset hack
prev_option = option ;
}
LED_ON;
CC2500_SetTxRxMode(TX_EN);
set_start(channr);