uint8_t *tx = spimcst->tx_buf;
uint8_t *rx = spimcst->rx_buf;
int ret;
- uint16_t tmp;
uint32_t pwm1, pwm2, pwm3;
memset(tx, 0, SPIMC_TRANSFER_SIZE);
* bit 122 - shutdown2
* bit 121 - shutdown3
* .
- * .
- * .
- * bits 66 .. 56 - match PWM1
- * bits 55 .. 45 - match PWM2
- * bit 11,12 - Unused
- * bits 42 .. 32 - match PWM3
+ * bits 47 .. 32 - match PWM1
+ * bits 31 .. 16 - match PWM2
+ * bits 15 .. 0 - match PWM3
*/
pwm1 = spimcst->pwm[0];
if (pwm3 > 2047) pwm3 = 2047;
/*pwm1*/
- tx[7]=(tx[7] & 0xF8) | (0x07 & ((uint8_t*)&pwm1)[1]); /*MSB*/
- tx[8]=((uint8_t*)&pwm1)[0]; /*LSB*/
+ tx[10] = pwm1 >> 8; /*MSB*/
+ tx[11] = pwm1 & 0xff; /*LSB*/
/*pwm2*/
- tmp=pwm2;
- tmp<<=5;
- tx[9]=((uint8_t*)&tmp)[1]; /*MSB*/
- tx[10]=(tx[10] & 0x1F) | (0xE0 & ((uint8_t*)&tmp)[0]); /*LSB*/
+ tx[12] = pwm2 >> 8; /*MSB*/
+ tx[13] = pwm2 & 0xff; /*LSB*/
/*pwm3*/
- tx[10]=(tx[10] & 0xF8) | (0x07 & ((uint8_t*)&pwm3)[1]); /*MSB*/
- tx[11]=((uint8_t*)&pwm3)[0]; /*LSB*/
+ tx[14] = pwm3 >> 8; /*MSB*/
+ tx[15] = pwm3 & 0xff; /*LSB*/
struct spi_ioc_transfer tr = {
.tx_buf = (uintptr_t)tx,