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Key detection complete.

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This commit is contained in:
Jacob Alexander 2011-03-10 13:47:25 -08:00
parent de0e8f8540
commit 8d796b5a55
1 changed files with 41 additions and 37 deletions
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76
main.c
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@ -32,10 +32,11 @@
#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n)) #define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
// Sleep defined in milliseconds // Sleep defined in milliseconds
#define PRE_DRIVE_SLEEP 50 #define PRE_DRIVE_SLEEP 1
#define POST_DRIVE_SLEEP 50 #define POST_DRIVE_SLEEP 1
// Drive Pin Defines
#define DRIVE_reg_1 PORTB #define DRIVE_reg_1 PORTB
#define DRIVE_reg_2 PORTB #define DRIVE_reg_2 PORTB
#define DRIVE_reg_3 PORTB #define DRIVE_reg_3 PORTB
@ -62,6 +63,7 @@
#define DRIVE_pin_11 <blank> #define DRIVE_pin_11 <blank>
#define DRIVE_pin_12 <blank> #define DRIVE_pin_12 <blank>
// Detect Pin/Group Defines
#define DETECT_group_1 1 #define DETECT_group_1 1
#define DETECT_group_2 2 #define DETECT_group_2 2
#define DETECT_group_3 3 #define DETECT_group_3 3
@ -92,32 +94,18 @@
#define DETECT_group_array_2 {{KEY_TILDE,KEY_DELETE,KEY_LEFT,KEY_SPACE,KEY_X,KEY_S,KEY_TAB,KEY_1},{0,0,0,0,0,0,0,0}} #define DETECT_group_array_2 {{KEY_TILDE,KEY_DELETE,KEY_LEFT,KEY_SPACE,KEY_X,KEY_S,KEY_TAB,KEY_1},{0,0,0,0,0,0,0,0}}
#define DETECT_group_array_3 {{KEY_BACKSPACE,KEY_UP,KEY_DOWN,KEY_A,KEY_INSERT,KEY_ALT,KEY_Z,KEY_RIGHT},{0,0,0,0,0,1,0,0}} #define DETECT_group_array_3 {{KEY_BACKSPACE,KEY_UP,KEY_DOWN,KEY_A,KEY_INSERT,KEY_ALT,KEY_Z,KEY_RIGHT},{0,0,0,0,0,1,0,0}}
#define DETECT_group_array_4 {{KEY_ESC,KEY_CTRL,KEY_CAPS_LOCK,KEY_SHIFT},{0,1,0,1}} #define DETECT_group_array_4 {{KEY_ESC,KEY_CTRL,KEY_CAPS_LOCK,KEY_SHIFT},{0,1,0,1}}
#define DETECT_group_array_5 0 #define DETECT_group_array_5 {{KEY_MINUS,KEY_P,KEY_SEMICOLON,KEY_G,KEY_4,KEY_E,KEY_B,KEY_BACKSLASH},{0,0,0,0,0,0,0,0}}
#define DETECT_group_array_6 0 #define DETECT_group_array_6 {{KEY_EQUAL,KEY_LEFT_BRACE,KEY_QUOTE,KEY_F,KEY_3,KEY_W,KEY_V},{0,0,0,0,0,0,0}}
#define DETECT_group_array_7 {{KEY_L ,KEY_O ,KEY_0 ,KEY_N ,KEY_H,KEY_R,KEY_5},{0,0,0,0,0,0,0}} #define DETECT_group_array_7 {{KEY_0,KEY_O,KEY_L,KEY_H,KEY_5,KEY_R,KEY_N},{0,0,0,0,0,0,0}}
#define DETECT_group_array_8 0 #define DETECT_group_array_8 {{KEY_8,KEY_U,KEY_K,KEY_7,KEY_Y,KEY_COMMA},{0,0,0,0,0,0}}
#define DETECT_group_array_9 0 #define DETECT_group_array_9 {{KEY_9,KEY_I,KEY_PERIOD,KEY_J,KEY_6,KEY_T,KEY_M},{0,0,0,0,0,0,0}}
#define DETECT_group_array_10 <blank> #define DETECT_group_array_10 <blank>
#define DETECT_group_array_11 <blank> #define DETECT_group_array_11 <blank>
#define DETECT_group_array_12 <blank> #define DETECT_group_array_12 <blank>
// Drive Macros (Generally don't need to be changed), except for maybe DRIVE_DETECT
// XXX Change number of ORDs if number of lines differ
#define DD_LOOP \
for ( int c = 1;; c++ ) { \
switch ( c ) { \
DD_CASE_ORD(1) \
DD_CASE_ORD(2) \
DD_CASE_ORD(3) \
DD_CASE_END(4,c) \
} \
}
#define DRIVE_DETECT(reg,pin,group) \ #define DRIVE_DETECT(reg,pin,group) \
reg &= ~(1 << pin); \ reg &= ~(1 << pin); \
detection(group); \ detection(group); \
@ -137,6 +125,8 @@
var = -1; \ var = -1; \
break; break;
// Detection Macros (Probably don't need to be changed, but depending the matrix, may have to be)
// Determine if key is either normal or a modifier // Determine if key is either normal or a modifier
#define DET_GROUP_CHECK(index) \ #define DET_GROUP_CHECK(index) \
{ \ { \
@ -146,6 +136,7 @@
curDetect.keyDetectArray[curDetect.keyDetectCount++] = groupArray[0][index]; \ curDetect.keyDetectArray[curDetect.keyDetectCount++] = groupArray[0][index]; \
} }
// XXX - Detection Groups // XXX - Detection Groups
// Checks each of the specified pins, and then if press detected, determine if the key is normal or a modifier // Checks each of the specified pins, and then if press detected, determine if the key is normal or a modifier
// Inverse logic applies for the PINs // Inverse logic applies for the PINs
@ -184,14 +175,14 @@
DET_GROUP_CHECK(0) \ DET_GROUP_CHECK(0) \
if ( !( PINC & (1 << 1) ) ) \ if ( !( PINC & (1 << 1) ) ) \
DET_GROUP_CHECK(1) \ DET_GROUP_CHECK(1) \
if ( !( PINC & (1 << 2) ) ) \ if ( !( PINC & (1 << 3) ) ) \
DET_GROUP_CHECK(3) \ DET_GROUP_CHECK(2) \
if ( !( PINC & (1 << 4) ) ) \ if ( !( PINC & (1 << 4) ) ) \
DET_GROUP_CHECK(4) \ DET_GROUP_CHECK(3) \
if ( !( PINC & (1 << 5) ) ) \ if ( !( PINC & (1 << 5) ) ) \
DET_GROUP_CHECK(5) \ DET_GROUP_CHECK(4) \
if ( !( PINC & (1 << 6) ) ) \ if ( !( PINC & (1 << 6) ) ) \
DET_GROUP_CHECK(6) \ DET_GROUP_CHECK(5) \
// Used for 3 detection groups // Used for 3 detection groups
#define DET_GROUP_4 \ #define DET_GROUP_4 \
@ -239,11 +230,11 @@ void detection( int group )
DET_GROUP(2,4) DET_GROUP(2,4)
DET_GROUP(3,4) DET_GROUP(3,4)
DET_GROUP(4,1) DET_GROUP(4,1)
//DET_GROUP(5,4) DET_GROUP(5,4)
//DET_GROUP(6,2) DET_GROUP(6,2)
//DET_GROUP(7,2) DET_GROUP(7,2)
//DET_GROUP(8,3) DET_GROUP(8,3)
//DET_GROUP(9,2) DET_GROUP(9,2)
} }
@ -278,11 +269,11 @@ void pinSetup(void)
// Setting pins to either high or pull-up resistor // Setting pins to either high or pull-up resistor
PORTA = 0x00; PORTA = 0x00;
PORTB = 0xFF; PORTB = 0x0F;
PORTC = 0xFF; PORTC = 0xFF;
PORTD = 0x00; PORTD = 0x00;
PORTE = 0xFF; PORTE = 0xC2;
PORTF = 0xFF; PORTF = 0x3F;
} }
int main( void ) int main( void )
@ -304,7 +295,20 @@ int main( void )
_delay_ms(1000); _delay_ms(1000);
// Main Detection Loop // Main Detection Loop
DD_LOOP // XXX Change number of ORDs if number of lines differ
for ( int c = 1;;c++ ) {
switch ( c ) {
DD_CASE_ORD(1)
DD_CASE_ORD(2)
DD_CASE_ORD(3)
DD_CASE_ORD(4)
DD_CASE_ORD(5)
DD_CASE_ORD(6)
DD_CASE_ORD(7)
DD_CASE_ORD(8)
DD_CASE_END(9,c)
}
}
// usb_keyboard_press(KEY_B, KEY_SHIFT); // usb_keyboard_press(KEY_B, KEY_SHIFT);
return 0; return 0;