#define VENDOR_ID 0xFEED
#define PRODUCT_ID 0x6060
#define DEVICE_VER 0x0001
-#define MANUFACTURER You
+#define MANUFACTURER Bathroom Epiphanies
#define PRODUCT frosty_flake
-#define DESCRIPTION A custom keyboard
+#define DESCRIPTION Frosty Flake controller for the CM Storm Quick Fire Rapid
+
+/*
+ * Frosty Flake Rev. 20140521 made by Bathroom Ephiphanies
+ * Schematic is available at https://deskthority.net/w/images/a/a4/Frosty_Flake_Schematics.pdf
+ *
+ */
/* key matrix size */
-#define MATRIX_ROWS 2
-#define MATRIX_COLS 3
+#define MATRIX_ROWS 8 // Row0 to Row7 in the schematic
+#define MATRIX_COLS 18 // ColA to ColR in the schematic
/*
* Keyboard Matrix Assignments
* ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
*
*/
-#define MATRIX_ROW_PINS { D0, D5 }
-#define MATRIX_COL_PINS { F1, F0, B0 }
-#define UNUSED_PINS
+//#define MATRIX_ROW_PINS { D5, D4, D6, D2, D1, D0 }
+//#define MATRIX_COL_PINS << n/a >>
+//#define UNUSED_PINS { B0, C4, D3 }
/* COL2ROW, ROW2COL, or CUSTOM_MATRIX */
-#define DIODE_DIRECTION COL2ROW
-
+//#define DIODE_DIRECTION << n/a >>
+
// #define BACKLIGHT_PIN B7
// #define BACKLIGHT_BREATHING
// #define BACKLIGHT_LEVELS 3
--- /dev/null
+//TODO(gabe): customize for frosty flake
+
+/*
+ Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <avr/io.h>
+#include <util/delay.h>
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "matrix.h"
+
+#ifndef DEBOUNCING_DELAY
+# define DEBOUNCING_DELAY 5
+#endif
+static uint8_t debouncing = DEBOUNCING_DELAY;
+
+static matrix_row_t matrix[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+
+static uint8_t read_rows(void);
+static void select_col(uint8_t col);
+
+inline uint8_t matrix_rows(void) {
+ return MATRIX_ROWS;
+}
+
+inline uint8_t matrix_cols(void) {
+ return MATRIX_COLS;
+}
+
+/* Column pin configuration
+ *
+ * col: 0 1 2 3 4 5 6 7
+ * pin: PC7 PD5 PD3 PD1 PC2 PD6 PD4 PD2
+ *
+ * Rrr pin configuration
+ *
+ * These rrrs uses one 74HC154 4 to 16 bit demultiplexer (low
+ * active), together with 2 rrrs driven directly from the micro
+ * controller, to control the 18 rrrs. The rrrs are driven from
+ * pins B6,5,4,3,2,1,0.
+ */
+void matrix_init(void) {
+ DDRC &= ~0b10000100; // Row input pins
+ DDRD &= ~0b01111110;
+ PORTC |= 0b10000100;
+ PORTD |= 0b01111110;
+
+ DDRB |= 0b01111111; // Column output pins
+
+ for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+ matrix[i] = 0;
+ matrix_debouncing[i] = 0;
+ }
+ matrix_init_quantum();
+}
+
+uint8_t matrix_scan(void) {
+ for (uint8_t col = 0; col < MATRIX_COLS; col++) {
+ select_col(col);
+ _delay_us(3);
+ uint8_t rows = read_rows();
+ for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+ bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
+ bool curr_bit = rows & (1<<row);
+ if (prev_bit != curr_bit) {
+ matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
+ debouncing = DEBOUNCING_DELAY;
+ }
+ }
+ }
+
+ if (debouncing) {
+ if (--debouncing) {
+ _delay_ms(1);
+ }
+ else {
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ matrix[i] = matrix_debouncing[i];
+ }
+ }
+ }
+ matrix_scan_quantum();
+ return 1;
+}
+
+bool matrix_is_modified(void) {
+ if (debouncing)
+ return false;
+ else
+ return true;
+}
+
+inline bool matrix_is_on(uint8_t row, uint8_t col) {
+ return (matrix[row] & ((matrix_row_t)1<<col));
+}
+
+inline matrix_row_t matrix_get_row(uint8_t row) {
+ return matrix[row];
+}
+
+void matrix_print(void) {
+ print("\nr/c 0123456789ABCDEF\n");
+ for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+ xprintf("%02X: %032lb\n", row, bitrev32(matrix_get_row(row)));
+ }
+}
+
+uint8_t matrix_key_count(void) {
+ uint8_t count = 0;
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ count += bitpop32(matrix[i]);
+ }
+ return count;
+}
+
+static uint8_t read_rows(void) {
+ return
+ (PINC&(1<<7) ? 0 : (1<<0)) |
+ (PIND&(1<<5) ? 0 : (1<<1)) |
+ (PIND&(1<<3) ? 0 : (1<<2)) |
+ (PIND&(1<<1) ? 0 : (1<<3)) |
+ (PINC&(1<<2) ? 0 : (1<<4)) |
+ (PIND&(1<<2) ? 0 : (1<<5)) |
+ (PIND&(1<<4) ? 0 : (1<<6)) |
+ (PIND&(1<<6) ? 0 : (1<<7));
+}
+
+static void select_col(uint8_t col) {
+ switch (col) {
+ case 0: PORTB = (PORTB & ~0b01111111) | 0b01100100; break;
+ case 1: PORTB = (PORTB & ~0b01111111) | 0b01101100; break;
+ case 2: PORTB = (PORTB & ~0b01111111) | 0b01100010; break;
+ case 3: PORTB = (PORTB & ~0b01111111) | 0b01111010; break;
+ case 4: PORTB = (PORTB & ~0b01111111) | 0b01100110; break;
+ case 5: PORTB = (PORTB & ~0b01111111) | 0b01110110; break;
+ case 6: PORTB = (PORTB & ~0b01111111) | 0b01101110; break;
+ case 7: PORTB = (PORTB & ~0b01111111) | 0b01111110; break;
+ case 8: PORTB = (PORTB & ~0b01111111) | 0b01000001; break;
+ case 9: PORTB = (PORTB & ~0b01111111) | 0b00100001; break;
+ case 10: PORTB = (PORTB & ~0b01111111) | 0b01101010; break;
+ case 11: PORTB = (PORTB & ~0b01111111) | 0b01110010; break;
+ case 12: PORTB = (PORTB & ~0b01111111) | 0b01111100; break;
+ case 13: PORTB = (PORTB & ~0b01111111) | 0b01110100; break;
+ case 14: PORTB = (PORTB & ~0b01111111) | 0b01111000; break;
+ case 15: PORTB = (PORTB & ~0b01111111) | 0b01110000; break;
+ case 16: PORTB = (PORTB & ~0b01111111) | 0b01100000; break;
+ case 17: PORTB = (PORTB & ~0b01111111) | 0b01101000; break;
+ }
+}
\ No newline at end of file
projects / qmk_firmware.git / commitdiff