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add: FPC connector skeleton usart. Not working but if will be a starting point for those who might want to help out with it.

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Chris 2018-07-30 09:54:44 +02:00
commit bacf8aff0f
8 changed files with 384 additions and 32 deletions
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6
armsrc/fpgaloader.c
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@ -145,7 +145,7 @@ void FpgaSetupSscExt(uint8_t clearPCER) {
// clock comes from TK pin, no clock output, outputs change on falling
// edge of TK, sample on rising edge of TK, start on positive-going edge of sync
AT91C_BASE_SSC->SSC_TCMR = SSC_CLOCK_MODE_SELECT(2) | SSC_CLOCK_MODE_START(5);
AT91C_BASE_SSC->SSC_TCMR = SSC_CLOCK_MODE_SELECT(2) | SSC_CLOCK_MODE_START(5);
// tx framing is the same as the rx framing
AT91C_BASE_SSC->SSC_TFMR = AT91C_BASE_SSC->SSC_RFMR;
@ -462,9 +462,11 @@ void SetAdcMuxFor(uint32_t whichGpio) {
GPIO_MUXSEL_HIRAW;
LOW(GPIO_MUXSEL_HIPKD);
LOW(GPIO_MUXSEL_LOPKD);
#ifndef WITH_FPC
LOW(GPIO_MUXSEL_HIRAW);
LOW(GPIO_MUXSEL_LORAW);
LOW(GPIO_MUXSEL_LOPKD);
#endif
HIGH(whichGpio);
}