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fixed gpioSetInterrupt to respect parameters

This commit is contained in:
kiu 2011-05-15 12:57:45 +02:00
parent 0c23bf065d
commit 1b0ccf7af4
1 changed files with 12 additions and 3 deletions
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15
core/gpio/gpio.c
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@ -339,18 +339,18 @@ void gpioSetInterrupt (uint32_t portNum, uint32_t bitPos, gpioInterruptSense_t s
break; break;
} }
if (gpioInterruptSense_Edge) if (sense == gpioInterruptSense_Edge)
{ {
*gpiois &= ~(0x1<<bitPos); *gpiois &= ~(0x1<<bitPos);
/* single or double only applies when sense is 0(edge trigger). */ /* single or double only applies when sense is 0(edge trigger). */
gpioInterruptEdge_Single ? (*gpioibe &= ~(0x1<<bitPos)) : (*gpioibe |= (0x1<<bitPos)); edge == gpioInterruptEdge_Single ? (*gpioibe &= ~(0x1<<bitPos)) : (*gpioibe |= (0x1<<bitPos));
} }
else else
{ {
*gpiois |= (0x1<<bitPos); *gpiois |= (0x1<<bitPos);
} }
gpioInterruptEvent_ActiveHigh ? (*gpioiev &= ~(0x1<<bitPos)) : (*gpioiev |= (0x1<<bitPos)); event == gpioInterruptEvent_ActiveLow ? (*gpioiev &= ~(0x1<<bitPos)) : (*gpioiev |= (0x1<<bitPos));
return; return;
} }
@ -481,6 +481,15 @@ uint32_t gpioIntStatus (uint32_t portNum, uint32_t bitPos)
The port number (0..3) The port number (0..3)
@param[in] bitPos @param[in] bitPos
The bit position (0..31) The bit position (0..31)
@code
// Clear Interrupt
gpioIntClear(2,9);
// Wait 2 cycles for NVIC/GPIO synch
asm('nop');
asm('nop');
@endcode
*/ */
/**************************************************************************/ /**************************************************************************/
void gpioIntClear (uint32_t portNum, uint32_t bitPos) void gpioIntClear (uint32_t portNum, uint32_t bitPos)