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Testing the Atmel ARM7 port with an actual UART attached. Fixed several problems, but still not responding.

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This commit is contained in:
skarg
2007-08-18 00:03:11 +00:00
parent 07816a3fd5
commit 2cdf64ab90
8 changed files with 225 additions and 155 deletions
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bacnet-stack/ports/at91sam7s/timer.c
+8 -2
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@@ -40,11 +40,14 @@
/**********************************************************
Header files
**********************************************************/
#include <stdint.h>
#include "AT91SAM7S256.h"
#include "board.h"
#include "dlmstp.h"
// global variable counts interrupts
volatile unsigned long Timer_Milliseconds = 0;
volatile unsigned long Timer_Milliseconds;
volatile uint16_t *pTimer_MSTP_Silence;
void Timer0_Setup(int milliseconds) {
// TC Block Control Register TC_BCR (read/write)
@@ -302,6 +305,8 @@ void Timer0IrqHandler (void) {
dummy = pTC->TC_SR;
// increment the tick count
Timer_Milliseconds++;
if ((*pTimer_MSTP_Silence) < 0xFFFF)
(*pTimer_MSTP_Silence)++;
}
// *****************************************************************************
@@ -314,8 +319,9 @@ void Timer0IrqHandler (void) {
// modified the peripheral clock init
// *****************************************************************************
void TimerInit(void) {
pTimer_MSTP_Silence = dlmstp_millisecond_timer_address();
// enable the Timer0 peripheral clock
volatile AT91PS_PMC pPMC = AT91C_BASE_PMC;
volatile AT91PS_PMC pPMC = AT91C_BASE_PMC;
pPMC->PMC_PCER = pPMC->PMC_PCSR | (1<<AT91C_ID_TC0);
// Set up the AIC registers for Timer 0
volatile AT91PS_AIC pAIC = AT91C_BASE_AIC;