📄 adv7183_reset.c
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#include "main.h"
/********************************************************************************/
/***** Reset_ADV7183() *****/
/***** Resets the Video decoder through PF2 *****/
/********************************************************************************/
// specific defines for this module. Not used anywhere else
#define ADV7183_OE_bit 2 // ADV7183 /OE = PF2
#define ADV7183_Lock 0x0000ffff // For startup locktime delay
void Reset_ADV7183(void )
{ long delay_time;
// configure PF2 as output
*pFIO0_DIR |= (1 << ADV7183_OE_bit);
ssync();
*pFIO0_FLAG_C |= (1 << ADV7183_OE_bit); // clear bit to enable ADV7183 outputs
ssync();
for (delay_time = 0; delay_time < ADV7183_Lock; delay_time++)
asm("nop;");
}
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