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Working keypad switch code detection.

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This commit is contained in:
Jacob Alexander 2011-03-21 16:06:01 -07:00
parent a62cac9ca7
commit 81bb9d772d
1 changed files with 23 additions and 34 deletions
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57
main.c
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@ -209,9 +209,9 @@
// Keypad detection
// Each switch has it's own detection line
// Each switch has it's own detection line, inverse logic
#define KEYPAD_DETECT(test,switch_code) \
if ( test ) { \
if ( !(test) ) { \
keypadDetectArray[switch_code]++; \
} \
@ -336,18 +336,14 @@ inline void pinSetup(void)
void keyPressDetection( uint8_t *keys, uint8_t *validKeys) {
for ( uint8_t key = 0; key < KEYBOARD_SIZE + 1; key++ ) {
//phex(keyDetectArray[key]);
//print ("|");
if ( keyDetectArray[key] & (1 << 7) ) {
//print("0x");
//phex( key );
if ( keys[key] & (1 << 7) ) {
pint8( key );
print(" ");
// Too many keys
if ( validKeys == 6 )
if ( *validKeys == 6 )
break;
keyboard_keys[validKeys++] = defaultMap[key];
keyboard_keys[*validKeys++] = defaultMap[key];
}
}
}
@ -399,22 +395,22 @@ int main( void )
continue;
// Check Keypad keys
KEYPAD_DETECT(PINA & (1 << 0,1))
KEYPAD_DETECT(PINA & (1 << 1,1))
KEYPAD_DETECT(PINA & (1 << 2,1))
KEYPAD_DETECT(PINA & (1 << 3,1))
KEYPAD_DETECT(PINA & (1 << 4,1))
KEYPAD_DETECT(PINA & (1 << 5,1))
KEYPAD_DETECT(PINA & (1 << 6,1))
KEYPAD_DETECT(PINA & (1 << 7,1))
KEYPAD_DETECT(PINF & (1 << 0,1))
KEYPAD_DETECT(PINF & (1 << 1,1))
KEYPAD_DETECT(PINF & (1 << 2,1))
KEYPAD_DETECT(PINF & (1 << 3,1))
KEYPAD_DETECT(PINF & (1 << 4,1))
KEYPAD_DETECT(PINF & (1 << 5,1))
KEYPAD_DETECT(PINF & (1 << 6,1))
KEYPAD_DETECT(PINF & (1 << 7,1))
KEYPAD_DETECT(PINA & (1 << 0),11)
KEYPAD_DETECT(PINA & (1 << 1),3)
KEYPAD_DETECT(PINA & (1 << 2),7)
KEYPAD_DETECT(PINA & (1 << 3),4)
KEYPAD_DETECT(PINA & (1 << 4),15)
KEYPAD_DETECT(PINA & (1 << 5),6)
KEYPAD_DETECT(PINA & (1 << 6),2)
KEYPAD_DETECT(PINA & (1 << 7),10)
KEYPAD_DETECT(PINF & (1 << 0),8)
KEYPAD_DETECT(PINF & (1 << 1),12)
KEYPAD_DETECT(PINF & (1 << 2),16)
KEYPAD_DETECT(PINF & (1 << 3),13)
KEYPAD_DETECT(PINF & (1 << 4),1)
KEYPAD_DETECT(PINF & (1 << 5),5)
KEYPAD_DETECT(PINF & (1 << 6),9)
KEYPAD_DETECT(PINF & (1 << 7),14)
// Check count to see if the sample threshold may have been reached, otherwise collect more data
count++;
@ -435,8 +431,8 @@ int main( void )
// Detect Valid Keypresses - TODO
uint8_t validKeys = 0;
keyPressDetection( &keyDetectArray, &validKeys );
//keyPressDetection( &keypadDetectArray, &validKeys );
keyPressDetection( keyDetectArray, &validKeys );
keyPressDetection( keypadDetectArray, &validKeys );
print(":\n");
// TODO undo potentially old keys
@ -444,13 +440,6 @@ int main( void )
keyboard_keys[c] = 0;
// Debugging Output
//phex(PINA);
//phex(PINF);
//print("\n");
// Print out the current keys pressed
/*
if ( keyDetectCount > 0 ) {