sketch out frosty flake matrix using custom matrix.c based on kitten paw
This commit is contained in:
Gabriel Young
parent
3766f902a0
commit
19fd20261b
3 changed files with 187 additions and 11 deletions
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@ -24,13 +24,19 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#define VENDOR_ID 0xFEED
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#define PRODUCT_ID 0x6060
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#define DEVICE_VER 0x0001
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#define MANUFACTURER You
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#define MANUFACTURER Bathroom Epiphanies
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#define PRODUCT frosty_flake
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#define DESCRIPTION A custom keyboard
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#define DESCRIPTION Frosty Flake controller for the CM Storm Quick Fire Rapid
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/*
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* Frosty Flake Rev. 20140521 made by Bathroom Ephiphanies
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* Schematic is available at https://deskthority.net/w/images/a/a4/Frosty_Flake_Schematics.pdf
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*
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*/
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/* key matrix size */
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#define MATRIX_ROWS 2
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#define MATRIX_COLS 3
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#define MATRIX_ROWS 8 // Row0 to Row7 in the schematic
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#define MATRIX_COLS 18 // ColA to ColR in the schematic
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/*
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* Keyboard Matrix Assignments
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@ -42,13 +48,13 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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* ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
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*
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*/
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#define MATRIX_ROW_PINS { D0, D5 }
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#define MATRIX_COL_PINS { F1, F0, B0 }
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#define UNUSED_PINS
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//#define MATRIX_ROW_PINS { D5, D4, D6, D2, D1, D0 }
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//#define MATRIX_COL_PINS << n/a >>
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//#define UNUSED_PINS { B0, C4, D3 }
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/* COL2ROW, ROW2COL, or CUSTOM_MATRIX */
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#define DIODE_DIRECTION COL2ROW
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//#define DIODE_DIRECTION << n/a >>
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// #define BACKLIGHT_PIN B7
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// #define BACKLIGHT_BREATHING
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// #define BACKLIGHT_LEVELS 3
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167
keyboards/frosty_flake/matrix.c
Normal file
167
keyboards/frosty_flake/matrix.c
Normal file
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@ -0,0 +1,167 @@
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//TODO(gabe): customize for frosty flake
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/*
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Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include <avr/io.h>
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#include <util/delay.h>
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#include "print.h"
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#include "debug.h"
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#include "util.h"
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#include "matrix.h"
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#ifndef DEBOUNCING_DELAY
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# define DEBOUNCING_DELAY 5
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#endif
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static uint8_t debouncing = DEBOUNCING_DELAY;
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static matrix_row_t matrix[MATRIX_ROWS];
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static matrix_row_t matrix_debouncing[MATRIX_ROWS];
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static uint8_t read_rows(void);
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static void select_col(uint8_t col);
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inline uint8_t matrix_rows(void) {
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return MATRIX_ROWS;
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}
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inline uint8_t matrix_cols(void) {
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return MATRIX_COLS;
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}
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/* Column pin configuration
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*
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* col: 0 1 2 3 4 5 6 7
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* pin: PC7 PD5 PD3 PD1 PC2 PD6 PD4 PD2
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*
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* Rrr pin configuration
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*
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* These rrrs uses one 74HC154 4 to 16 bit demultiplexer (low
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* active), together with 2 rrrs driven directly from the micro
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* controller, to control the 18 rrrs. The rrrs are driven from
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* pins B6,5,4,3,2,1,0.
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*/
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void matrix_init(void) {
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DDRC &= ~0b10000100; // Row input pins
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DDRD &= ~0b01111110;
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PORTC |= 0b10000100;
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PORTD |= 0b01111110;
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DDRB |= 0b01111111; // Column output pins
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for (uint8_t i=0; i < MATRIX_ROWS; i++) {
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matrix[i] = 0;
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matrix_debouncing[i] = 0;
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}
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matrix_init_quantum();
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}
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uint8_t matrix_scan(void) {
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for (uint8_t col = 0; col < MATRIX_COLS; col++) {
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select_col(col);
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_delay_us(3);
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uint8_t rows = read_rows();
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
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bool curr_bit = rows & (1<<row);
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if (prev_bit != curr_bit) {
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matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
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debouncing = DEBOUNCING_DELAY;
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}
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}
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}
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if (debouncing) {
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if (--debouncing) {
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_delay_ms(1);
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}
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else {
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
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matrix[i] = matrix_debouncing[i];
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}
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}
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}
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matrix_scan_quantum();
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return 1;
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}
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bool matrix_is_modified(void) {
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if (debouncing)
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return false;
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else
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return true;
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}
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inline bool matrix_is_on(uint8_t row, uint8_t col) {
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return (matrix[row] & ((matrix_row_t)1<<col));
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}
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inline matrix_row_t matrix_get_row(uint8_t row) {
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return matrix[row];
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}
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void matrix_print(void) {
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print("\nr/c 0123456789ABCDEF\n");
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
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xprintf("%02X: %032lb\n", row, bitrev32(matrix_get_row(row)));
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}
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}
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uint8_t matrix_key_count(void) {
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uint8_t count = 0;
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
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count += bitpop32(matrix[i]);
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}
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return count;
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}
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static uint8_t read_rows(void) {
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return
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(PINC&(1<<7) ? 0 : (1<<0)) |
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(PIND&(1<<5) ? 0 : (1<<1)) |
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(PIND&(1<<3) ? 0 : (1<<2)) |
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(PIND&(1<<1) ? 0 : (1<<3)) |
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(PINC&(1<<2) ? 0 : (1<<4)) |
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(PIND&(1<<2) ? 0 : (1<<5)) |
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(PIND&(1<<4) ? 0 : (1<<6)) |
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(PIND&(1<<6) ? 0 : (1<<7));
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}
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static void select_col(uint8_t col) {
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switch (col) {
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case 0: PORTB = (PORTB & ~0b01111111) | 0b01100100; break;
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case 1: PORTB = (PORTB & ~0b01111111) | 0b01101100; break;
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case 2: PORTB = (PORTB & ~0b01111111) | 0b01100010; break;
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case 3: PORTB = (PORTB & ~0b01111111) | 0b01111010; break;
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case 4: PORTB = (PORTB & ~0b01111111) | 0b01100110; break;
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case 5: PORTB = (PORTB & ~0b01111111) | 0b01110110; break;
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case 6: PORTB = (PORTB & ~0b01111111) | 0b01101110; break;
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case 7: PORTB = (PORTB & ~0b01111111) | 0b01111110; break;
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case 8: PORTB = (PORTB & ~0b01111111) | 0b01000001; break;
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case 9: PORTB = (PORTB & ~0b01111111) | 0b00100001; break;
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case 10: PORTB = (PORTB & ~0b01111111) | 0b01101010; break;
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case 11: PORTB = (PORTB & ~0b01111111) | 0b01110010; break;
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case 12: PORTB = (PORTB & ~0b01111111) | 0b01111100; break;
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case 13: PORTB = (PORTB & ~0b01111111) | 0b01110100; break;
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case 14: PORTB = (PORTB & ~0b01111111) | 0b01111000; break;
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case 15: PORTB = (PORTB & ~0b01111111) | 0b01110000; break;
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case 16: PORTB = (PORTB & ~0b01111111) | 0b01100000; break;
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case 17: PORTB = (PORTB & ~0b01111111) | 0b01101000; break;
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}
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}
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@ -1,6 +1,6 @@
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# MCU name
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#MCU = at90usb1287
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MCU = atmega32u4
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MCU = atmega32u2
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# Processor frequency.
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# This will define a symbol, F_CPU, in all source code files equal to the
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@ -45,7 +45,7 @@ OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
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# Atmel DFU loader 4096
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# LUFA bootloader 4096
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# USBaspLoader 2048
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OPT_DEFS += -DBOOTLOADER_SIZE=512
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OPT_DEFS += -DBOOTLOADER_SIZE=4096
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# Build Options
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@ -66,3 +66,6 @@ UNICODE_ENABLE ?= no # Unicode
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BLUETOOTH_ENABLE ?= no # Enable Bluetooth with the Adafruit EZ-Key HID
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AUDIO_ENABLE ?= no # Audio output on port C6
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FAUXCLICKY_ENABLE ?= no # Use buzzer to emulate clicky switches
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CUSTOM_MATRIX = yes
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SRC += matrix.c
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