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test real hardware

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This commit is contained in:
Olaf Rempel 2008-02-29 19:50:08 +01:00
parent 0302d9bdb0
commit 60cccae208
4 changed files with 22 additions and 17 deletions
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12
include/board.h
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@ -12,16 +12,16 @@
#define BAUD_TO_DIV(BAUD) (MCK / (16 * BAUD)) #define BAUD_TO_DIV(BAUD) (MCK / (16 * BAUD))
/* LED PIOs */ /* LED PIOs */
#define LED_ORANGE AT91C_PIO_PA17 #define LED_ORANGE AT91C_PIO_PA24
#define LED_GREEN AT91C_PIO_PA18 #define LED_GREEN AT91C_PIO_PA23
/* Taster PIOs */ /* Taster PIOs */
#define TAST1 AT91C_PIO_PA19 #define TAST1 AT91C_PIO_PA0
#define TAST2 AT91C_PIO_PA20 #define TAST2 AT91C_PIO_PA1
/* USB PIOs */ /* USB PIOs */
#define UDP_VBUS_MON AT91C_PIO_PA24 #define UDP_VBUS_MON AT91C_PIO_PA8
#define UDP_PULLUP AT91C_PIO_PA25 #define UDP_PULLUP AT91C_PIO_PA16
/* ATMEL IDs */ /* ATMEL IDs */
#define USB_VENDOR_ID 0x03EB #define USB_VENDOR_ID 0x03EB

14
src/at91_adc.c
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@ -23,7 +23,7 @@
#include "board.h" #include "board.h"
#include "at91_pitc.h" #include "at91_pitc.h"
static uint16_t adc_result[4]; static uint16_t adc_result[7];
static void at91_adc_isr(void) static void at91_adc_isr(void)
{ {
@ -40,12 +40,18 @@ static void at91_adc_isr(void)
static uint32_t adc_trigger(struct pitc_timer *timer) static uint32_t adc_trigger(struct pitc_timer *timer)
{ {
uint32_t i;
for (i = 0; i < ARRAY_SIZE(adc_result); i++)
printf("0x%03x ", adc_result[i]);
printf("\n\r");
*AT91C_ADC_CR = AT91C_ADC_START; *AT91C_ADC_CR = AT91C_ADC_START;
return PITC_RESTART_TIMER; return PITC_RESTART_TIMER;
} }
static struct pitc_timer adc_timer = { static struct pitc_timer adc_timer = {
.interval = 100, .interval = 10,
.func = &adc_trigger, .func = &adc_trigger,
}; };
@ -79,7 +85,7 @@ void at91_adc_test_init(void)
pdc->PDC_PTCR = AT91C_PDC_RXTEN; pdc->PDC_PTCR = AT91C_PDC_RXTEN;
/* enable 4 channels, PDC Interrupt */ /* enable 4 channels, PDC Interrupt */
adc->ADC_CHER = 0xF0; adc->ADC_CHER = 0xF7;
adc->ADC_IER = AT91C_ADC_ENDRX; adc->ADC_IER = AT91C_ADC_ENDRX;
/* low priority, level triggered, own vector */ /* low priority, level triggered, own vector */
@ -88,5 +94,5 @@ void at91_adc_test_init(void)
aic->AIC_SVR[AT91C_ID_ADC] = (uint32_t)at91_adc_isr; aic->AIC_SVR[AT91C_ID_ADC] = (uint32_t)at91_adc_isr;
aic->AIC_IECR = (1<<AT91C_ID_ADC); aic->AIC_IECR = (1<<AT91C_ID_ADC);
pitc_schedule_timer(&adc_timer); // pitc_schedule_timer(&adc_timer);
} }

9
src/at91_rttc_test.c
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@ -6,22 +6,21 @@
static void rtt_isr(uint32_t status) static void rtt_isr(uint32_t status)
{ {
*AT91C_RTTC_RTAR = *AT91C_RTTC_RTVR +1; *AT91C_RTTC_RTAR = *AT91C_RTTC_RTVR +1;
/*
static uint32_t i; static uint32_t i;
*AT91C_PIOA_SODR = i; *AT91C_PIOA_SODR = i;
i = i ^ LED_ORANGE; i = i ^ LED_ORANGE;
*AT91C_PIOA_CODR = i; *AT91C_PIOA_CODR = i;
*/
} }
void at91_rttc_test_init(void) void at91_rttc_test_init(void)
{ {
/* calculate SLOWCK from MAINCK and measured MAINF */ /* calculate SLOWCK from MAINCK and measured MAINF */
uint32_t prescaler = MAINCK * 16 / (*AT91C_CKGR_MCFR & AT91C_CKGR_MAINF); uint32_t prescaler = MAINCK * 16 / (*AT91C_CKGR_MCFR & AT91C_CKGR_MAINF);
sysc_register_isr(AT91_SYSIRQ_RTT, &rtt_isr); sysc_register_isr(AT91_SYSIRQ_RTT, &rtt_isr);
/* /*
* AT91C_RTTC_RTTINCIEN doesn't work * AT91C_RTTC_RTTINCIEN doesn't work
* use AT91C_RTTC_ALMIEN and increment RTAR in isr * use AT91C_RTTC_ALMIEN and increment RTAR in isr
*/ */
@ -29,6 +28,6 @@ void at91_rttc_test_init(void)
*AT91C_RTTC_RTMR = (AT91C_RTTC_RTPRES & prescaler) | *AT91C_RTTC_RTMR = (AT91C_RTTC_RTPRES & prescaler) |
AT91C_RTTC_ALMIEN | AT91C_RTTC_ALMIEN |
AT91C_RTTC_RTTRST; AT91C_RTTC_RTTRST;
printf("rttc running at %ld Hz\n\r", prescaler); printf("rttc running at %ld Hz\n\r", prescaler);
} }

4
src/at91_udp.c
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@ -543,10 +543,10 @@ static void udp_vbus_monitor(uint32_t status, uint32_t input)
{ {
if (input & UDP_VBUS_MON) if (input & UDP_VBUS_MON)
/* usb connected -> enable pullup */ /* usb connected -> enable pullup */
*AT91C_PIOA_SODR = UDP_PULLUP; *AT91C_PIOA_CODR = UDP_PULLUP;
else else
/* usb got diconnected -> disable pullup */ /* usb got diconnected -> disable pullup */
*AT91C_PIOA_CODR = UDP_PULLUP; *AT91C_PIOA_SODR = UDP_PULLUP;
} }
PIO_PINCHANGE_ISR(UDP_VBUS_MON, udp_vbus_monitor); PIO_PINCHANGE_ISR(UDP_VBUS_MON, udp_vbus_monitor);