diff options
Diffstat (limited to 'keyboards/ergodash')
| -rw-r--r-- | keyboards/ergodash/config.h | 24 | ||||
| -rw-r--r-- | keyboards/ergodash/ergodash.c | 1 | ||||
| -rw-r--r-- | keyboards/ergodash/ergodash.h | 29 | ||||
| -rw-r--r-- | keyboards/ergodash/i2c.c | 162 | ||||
| -rw-r--r-- | keyboards/ergodash/i2c.h | 49 | ||||
| -rw-r--r-- | keyboards/ergodash/keymaps/default/config.h | 44 | ||||
| -rw-r--r-- | keyboards/ergodash/keymaps/default/keymap.c | 163 | ||||
| -rw-r--r-- | keyboards/ergodash/keymaps/default/rules.mk | 0 | ||||
| -rw-r--r-- | keyboards/ergodash/matrix.c | 460 | ||||
| -rw-r--r-- | keyboards/ergodash/readme.md | 13 | ||||
| -rw-r--r-- | keyboards/ergodash/rev1/config.h | 90 | ||||
| -rw-r--r-- | keyboards/ergodash/rev1/rev1.c | 39 | ||||
| -rw-r--r-- | keyboards/ergodash/rev1/rev1.h | 66 | ||||
| -rw-r--r-- | keyboards/ergodash/rev1/rules.mk | 1 | ||||
| -rw-r--r-- | keyboards/ergodash/rules.mk | 77 | ||||
| -rw-r--r-- | keyboards/ergodash/serial.c | 228 | ||||
| -rw-r--r-- | keyboards/ergodash/serial.h | 26 | ||||
| -rw-r--r-- | keyboards/ergodash/split_util.c | 86 | ||||
| -rw-r--r-- | keyboards/ergodash/split_util.h | 20 |
19 files changed, 1578 insertions, 0 deletions
diff --git a/keyboards/ergodash/config.h b/keyboards/ergodash/config.h new file mode 100644 index 0000000000..c910d8f24f --- /dev/null +++ b/keyboards/ergodash/config.h @@ -0,0 +1,24 @@ +/* +Copyright 2012 Jun Wako <wakojun@gmail.com> +Copyright 2015 Jack Humbert + +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/>. +*/ + +#ifndef CONFIG_H +#define CONFIG_H + +#include "config_common.h" + +#endif diff --git a/keyboards/ergodash/ergodash.c b/keyboards/ergodash/ergodash.c new file mode 100644 index 0000000000..51e6dbf08f --- /dev/null +++ b/keyboards/ergodash/ergodash.c @@ -0,0 +1 @@ +#include "ergodash.h" diff --git a/keyboards/ergodash/ergodash.h b/keyboards/ergodash/ergodash.h new file mode 100644 index 0000000000..534486ba81 --- /dev/null +++ b/keyboards/ergodash/ergodash.h @@ -0,0 +1,29 @@ +#ifndef ERGODASH_H +#define ERGODASH_H + +#include "quantum.h" + +#ifdef KEYBOARD_ergodash_rev1 + #include "rev1.h" +#endif + + +// Used to create a keymap using only KC_ prefixed keys +#define LAYOUT_kc( \ + L00, L01, L02, L03, L04, L05, L06, R00, R01, R02, R03, R04, R05, R06, \ + L10, L11, L12, L13, L14, L15, L16, R10, R11, R12, R13, R14, R15, R16, \ + L20, L21, L22, L23, L24, L25, L26, R20, R21, R22, R23, R24, R25, R26, \ + L30, L31, L32, L33, L34, L35, L36, R30, R31, R32, R33, R34, R35, R36, \ + LT0, LT1, LT2, LT3, LT4, LT5, RT0, RT1, RT2, RT3, RT4, RT5 \ + ) \ + LAYOUT( \ + KC_##L00, KC_##L01, KC_##L02, KC_##L03, KC_##L04, KC_##L05, KC_##L06, KC_##R00, KC_##R01, KC_##R02, KC_##R03, KC_##R04, KC_##R05, KC_##R06, \ + KC_##L10, KC_##L11, KC_##L12, KC_##L13, KC_##L14, KC_##L15, KC_##L16, KC_##R10, KC_##R11, KC_##R12, KC_##R13, KC_##R14, KC_##R15, KC_##R16, \ + KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##L26, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, KC_##R26, \ + KC_##L30, KC_##L31, KC_##L32, KC_##L33, KC_##L34, KC_##L35, KC_##L36, KC_##R30, KC_##R31, KC_##R32, KC_##R33, KC_##R34, KC_##R35, KC_##R36, \ + KC_##LT0, KC_##LT1, KC_##LT2, KC_##LT3, KC_##LT4, KC_##LT5, KC_##RT0, KC_##RT1, KC_##RT2, KC_##RT3, KC_##RT4, KC_##RT5 \ + ) + +#define KC_LAYOUT_ortho_5x14 KC_KEYMAP + +#endif diff --git a/keyboards/ergodash/i2c.c b/keyboards/ergodash/i2c.c new file mode 100644 index 0000000000..084c890c40 --- /dev/null +++ b/keyboards/ergodash/i2c.c @@ -0,0 +1,162 @@ +#include <util/twi.h> +#include <avr/io.h> +#include <stdlib.h> +#include <avr/interrupt.h> +#include <util/twi.h> +#include <stdbool.h> +#include "i2c.h" + +#ifdef USE_I2C + +// Limits the amount of we wait for any one i2c transaction. +// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is +// 9 bits, a single transaction will take around 90μs to complete. +// +// (F_CPU/SCL_CLOCK) => # of μC cycles to transfer a bit +// poll loop takes at least 8 clock cycles to execute +#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8 + +#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE) + +volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE]; + +static volatile uint8_t slave_buffer_pos; +static volatile bool slave_has_register_set = false; + +// Wait for an i2c operation to finish +inline static +void i2c_delay(void) { + uint16_t lim = 0; + while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT) + lim++; + + // easier way, but will wait slightly longer + // _delay_us(100); +} + +// Setup twi to run at 100kHz +void i2c_master_init(void) { + // no prescaler + TWSR = 0; + // Set TWI clock frequency to SCL_CLOCK. Need TWBR>10. + // Check datasheets for more info. + TWBR = ((F_CPU/SCL_CLOCK)-16)/2; +} + +// Start a transaction with the given i2c slave address. The direction of the +// transfer is set with I2C_READ and I2C_WRITE. +// returns: 0 => success +// 1 => error +uint8_t i2c_master_start(uint8_t address) { + TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA); + + i2c_delay(); + + // check that we started successfully + if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START)) + return 1; + + TWDR = address; + TWCR = (1<<TWINT) | (1<<TWEN); + + i2c_delay(); + + if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) ) + return 1; // slave did not acknowledge + else + return 0; // success +} + + +// Finish the i2c transaction. +void i2c_master_stop(void) { + TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO); + + uint16_t lim = 0; + while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT) + lim++; +} + +// Write one byte to the i2c slave. +// returns 0 => slave ACK +// 1 => slave NACK +uint8_t i2c_master_write(uint8_t data) { + TWDR = data; + TWCR = (1<<TWINT) | (1<<TWEN); + + i2c_delay(); + + // check if the slave acknowledged us + return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1; +} + +// Read one byte from the i2c slave. If ack=1 the slave is acknowledged, +// if ack=0 the acknowledge bit is not set. +// returns: byte read from i2c device +uint8_t i2c_master_read(int ack) { + TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA); + + i2c_delay(); + return TWDR; +} + +void i2c_reset_state(void) { + TWCR = 0; +} + +void i2c_slave_init(uint8_t address) { + TWAR = address << 0; // slave i2c address + // TWEN - twi enable + // TWEA - enable address acknowledgement + // TWINT - twi interrupt flag + // TWIE - enable the twi interrupt + TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN); +} + +ISR(TWI_vect); + +ISR(TWI_vect) { + uint8_t ack = 1; + switch(TW_STATUS) { + case TW_SR_SLA_ACK: + // this device has been addressed as a slave receiver + slave_has_register_set = false; + break; + + case TW_SR_DATA_ACK: + // this device has received data as a slave receiver + // The first byte that we receive in this transaction sets the location + // of the read/write location of the slaves memory that it exposes over + // i2c. After that, bytes will be written at slave_buffer_pos, incrementing + // slave_buffer_pos after each write. + if(!slave_has_register_set) { + slave_buffer_pos = TWDR; + // don't acknowledge the master if this memory loctaion is out of bounds + if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) { + ack = 0; + slave_buffer_pos = 0; + } + slave_has_register_set = true; + } else { + i2c_slave_buffer[slave_buffer_pos] = TWDR; + BUFFER_POS_INC(); + } + break; + + case TW_ST_SLA_ACK: + case TW_ST_DATA_ACK: + // master has addressed this device as a slave transmitter and is + // requesting data. + TWDR = i2c_slave_buffer[slave_buffer_pos]; + BUFFER_POS_INC(); + break; + + case TW_BUS_ERROR: // something went wrong, reset twi state + TWCR = 0; + default: + break; + } + // Reset everything, so we are ready for the next TWI interrupt + TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN); +} +#endif diff --git a/keyboards/ergodash/i2c.h b/keyboards/ergodash/i2c.h new file mode 100644 index 0000000000..c15b6bc506 --- /dev/null +++ b/keyboards/ergodash/i2c.h @@ -0,0 +1,49 @@ +#ifndef I2C_H +#define I2C_H + +#include <stdint.h> + +#ifndef F_CPU +#define F_CPU 16000000UL +#endif + +#define I2C_READ 1 +#define I2C_WRITE 0 + +#define I2C_ACK 1 +#define I2C_NACK 0 + +#define SLAVE_BUFFER_SIZE 0x10 + +// i2c SCL clock frequency +#define SCL_CLOCK 400000L + +extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE]; + +void i2c_master_init(void); +uint8_t i2c_master_start(uint8_t address); +void i2c_master_stop(void); +uint8_t i2c_master_write(uint8_t data); +uint8_t i2c_master_read(int); +void i2c_reset_state(void); +void i2c_slave_init(uint8_t address); + + +static inline unsigned char i2c_start_read(unsigned char addr) { + return i2c_master_start((addr << 1) | I2C_READ); +} + +static inline unsigned char i2c_start_write(unsigned char addr) { + return i2c_master_start((addr << 1) | I2C_WRITE); +} + +// from SSD1306 scrips +extern unsigned char i2c_rep_start(unsigned char addr); +extern void i2c_start_wait(unsigned char addr); +extern unsigned char i2c_readAck(void); +extern unsigned char i2c_readNak(void); +extern unsigned char i2c_read(unsigned char ack); + +#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak(); + +#endif diff --git a/keyboards/ergodash/keymaps/default/config.h b/keyboards/ergodash/keymaps/default/config.h new file mode 100644 index 0000000000..7e7fe4f69a --- /dev/null +++ b/keyboards/ergodash/keymaps/default/config.h @@ -0,0 +1,44 @@ +/* +This is the c configuration file for the keymap + +Copyright 2012 Jun Wako <wakojun@gmail.com> +Copyright 2015 Jack Humbert + +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/>. +*/ + +#ifndef CONFIG_USER_H +#define CONFIG_USER_H + +#include "../../config.h" + +/* Use I2C or Serial, not both */ + +#define USE_SERIAL +// #define USE_I2C + +/* Select hand configuration */ + +#define MASTER_LEFT +// #define MASTER_RIGHT +// #define EE_HANDS + +#endif + +#undef RGBLED_NUM +#define RGBLIGHT_ANIMATIONS +#define RGBLED_NUM 24 +#define RGBLIGHT_HUE_STEP 10 +#define RGBLIGHT_SAT_STEP 17 +#define RGBLIGHT_VAL_STEP 17 diff --git a/keyboards/ergodash/keymaps/default/keymap.c b/keyboards/ergodash/keymaps/default/keymap.c new file mode 100644 index 0000000000..88f813223c --- /dev/null +++ b/keyboards/ergodash/keymaps/default/keymap.c @@ -0,0 +1,163 @@ +#include QMK_KEYBOARD_H +#include "action_layer.h" +#include "eeconfig.h" + +extern keymap_config_t keymap_config; + +#define _QWERTY 0 +#define _LOWER 1 +#define _RAISE 2 +#define _ADJUST 16 + +enum custom_keycodes { + QWERTY = SAFE_RANGE, + LOWER, + RAISE, + ADJUST, +}; + +// Fillers to make layering more clear +#define KC_ KC_TRNS +#define _______ KC_TRNS +#define XXXXXXX KC_NO +#define KC_AJST ADJUST +#define KC_LOWR LOWER +#define KC_RASE RAISE +#define KC_JPN LALT(KC_GRV) + +const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { + +/* Qwerty + * ,-------------------------------------------------------------------------------------------------. + * | ESC | 1 | 2 | 3 | 4 | 5 | [ | ] | 6 | 7 | 8 | 9 | 0 | Caps | + * |------+------+------+------+------+------+------+------+------+------+------+------+------+------| + * | ` | Q | W | E | R | T | - | = | Y | U | I | O | P | \ | + * |------+------+------+------+------+------+------+------+------+------+------+------+------+------| + * | Tab | A | S | D | F | G | Del | Bksp | H | J | K | L | ; | " | + * |------+------+------+------+------+------+-------------+------+------+------+------+------+------| + * | Shift| Z | X | C | V | B | JPN | Enter| N | M | , | . | / | Shift| + * `-------------+------+------+------+------+------+------+------+------+------+------+-------------' + * | Ctrl | GUI | ALt |Adjust| |Lower | Space |Enter |Raise| | Left| Down | Up | Right| + * ,-------------------------------------------------------------------------------------------------. + */ +[_QWERTY] = LAYOUT( \ + KC_ESC, KC_1, KC_2, KC_3, KC_4, KC_5, KC_LBRC, KC_RBRC, KC_6, KC_7, KC_8, KC_9, KC_0, KC_CAPS, \ + KC_GRV, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_MINS, KC_EQL , KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSLS, \ + KC_TAB, KC_A, KC_S, KC_D, KC_F, KC_G, KC_DEL , KC_BSPC, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, \ + KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_JPN , KC_ENT , KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT, \ + KC_LCTL, KC_LGUI, KC_LALT, KC_AJST, KC_LOWR, KC_SPC , KC_ENT , KC_RASE, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT \ +), + +/* Lower +* ,-------------------------------------------------------------------------------------------------. +* | F11 | F1 | F2 | F3 | F4 | F5 | { | } | F6 | F7 | F8 | F9 | F10 | F12 | +* |------+------+------+------+------+------+------+------+------+------+------+------+------+------| +* | ~ | ! | @ | # | $ | % | _ | + | ^ | & | * | ( | ) | | | +* |------+------+------+------+------+------+------+------+------+------+------+------+------+------| +* | Tab | A | S | D | F | G | Del | Bksp | H | J | K | L | : | " | +* |------+------+------+------+------+------+-------------+------+------+------+------+------+------| +* | Shift| Z | X | C | V | B | JPN | Enter| N | M | < | > | ? | Shift| +* `-------------+------+------+------+------+------+------+------+------+------+------+-------------' +* | Ctrl | GUI | ALt |Adjust| |Lower | Space |Enter |Raise| | Home |PageDn|PageUp| End | +* ,-------------------------------------------------------------------------------------------------. + */ + [_LOWER] = LAYOUT( + KC_F11, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_LCBR, KC_RCBR, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F12, \ + KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_UNDS, KC_PLUS, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_PIPE, \ + KC_TAB, KC_1, KC_2, KC_3, KC_4, KC_5, KC_DEL , KC_BSPC, KC_H, KC_J, KC_K, KC_L, KC_COLN, KC_DQT , \ + KC_LSFT, KC_6, KC_7, KC_8, KC_9, KC_0, KC_JPN , KC_ENT , KC_N, KC_M, KC_LT, KC_GT, KC_QUES, KC_RSFT, \ + KC_LCTL, KC_LGUI, KC_LALT, KC_AJST, KC_LOWR, KC_SPC , KC_ENT , KC_RASE, KC_HOME, KC_PGDN, KC_PGUP, KC_END \ + ), + +/* Raise +* ,-------------------------------------------------------------------------------------------------. +* | F11 | F1 | F2 | F3 | F4 | F5 | { | } | F6 | F7 | F8 | F9 | F10 | F12 | +* |------+------+------+------+------+------+------+------+------+------+------+------+------+------| +* | ~ | ! | @ | # | $ | % | _ | + | ^ | & | * | ( | ) | | | +* |------+------+------+------+------+------+------+------+------+------+------+------+------+------| +* | Tab | A | S | D | F | G | Del | Bksp | H | J | K | L | : | " | +* |------+------+------+------+------+------+-------------+------+------+------+------+------+------| +* | Shift| Z | X | C | V | B | JPN | Enter| N | M | < | > | ? | Shift| +* `-------------+------+------+------+------+------+------+------+------+------+------+-------------' +* | Ctrl | GUI | ALt |Adjust| |Lower | Space |Enter |Raise| | Home |PageDn|PageUp| End | +* ,-------------------------------------------------------------------------------------------------. + */ + [_RAISE] = LAYOUT( + KC_F11, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_LCBR, KC_RCBR, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F12, \ + KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_UNDS, KC_PLUS, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_PIPE, \ + KC_TAB, KC_1, KC_2, KC_3, KC_4, KC_5, KC_DEL , KC_BSPC, KC_H, KC_J, KC_K, KC_L, KC_COLN, KC_DQT , \ + KC_LSFT, KC_6, KC_7, KC_8, KC_9, KC_0, KC_JPN , KC_ENT , KC_N, KC_M, KC_LT, KC_GT, KC_QUES, KC_RSFT, \ + KC_LCTL, KC_LGUI, KC_LALT, KC_AJST, KC_LOWR, KC_SPC , KC_ENT , KC_RASE, KC_HOME, KC_PGDN, KC_PGUP, KC_END \ + ), + + /* Adjust + * ,-------------------------------------------------------------------------------------------------. + * | | | | | | | | | | | | | | | + * |------+------+------+------+------+------+------+------+------+------+------+------+------+------| + * | | Reset|RGB ON| MODE| HUE-| HUE+| | | SAT-| SAT+| VAL-| VAL+| | | + * |------+------+------+------+------+------+------+------+------+------+------+------+------+------| + * | | | | | | | | | | | | | | | + * |------+------+------+------+------+------+-------------+------+------+------+------+------+------| + * | | | | | | | | | | | | | | | + * `-------------+------+------+------+------+------+------+------+------+------+------+-------------' + * | | | | | | | | | | | | | | | + * ,-------------------------------------------------------------------------------------------------. + */ + [_ADJUST] = LAYOUT( + _______, _______, _______, _______, _______, _______,_______, _______, _______, _______, _______, _______, _______, _______, \ + _______, RESET , RGB_TOG, RGB_MOD, RGB_HUD, RGB_HUI,_______, _______, RGB_SAD, RGB_SAI, RGB_VAD, RGB_VAI, _______, _______, \ + _______, _______, _______, _______, _______, _______,_______, _______, _______, _______, _______, _______, _______, _______, \ + _______, _______, _______, _______, _______, _______,_______, _______, _______, _______, _______, _______, _______, _______, \ + _______, _______, _______, _______, _______,_______, _______, _______, _______, _______, _______, _______ \ + ) +}; + +#ifdef AUDIO_ENABLE +float tone_qwerty[][2] = SONG(QWERTY_SOUND); +#endif + +void persistent_default_layer_set(uint16_t default_layer) { + eeconfig_update_default_layer(default_layer); + default_layer_set(default_layer); +} + +bool process_record_user(uint16_t keycode, keyrecord_t *record) { + switch (keycode) { + case QWERTY: + if (record->event.pressed) { + print("mode just switched to qwerty and this is a huge string\n"); + set_single_persistent_default_layer(_QWERTY); + } + return false; + break; + case LOWER: + if (record->event.pressed) { + layer_on(_LOWER); + update_tri_layer(_LOWER, _RAISE, _ADJUST); + } else { + layer_off(_LOWER); + update_tri_layer(_LOWER, _RAISE, _ADJUST); + } + return false; + break; + case RAISE: + if (record->event.pressed) { + layer_on(_RAISE); + update_tri_layer(_LOWER, _RAISE, _ADJUST); + } else { + layer_off(_RAISE); + update_tri_layer(_LOWER, _RAISE, _ADJUST); + } + return false; + break; + case ADJUST: + if (record->event.pressed) { + layer_on(_ADJUST); + } else { + layer_off(_ADJUST); + } + return false; + break; + } + return true; +} diff --git a/keyboards/ergodash/keymaps/default/rules.mk b/keyboards/ergodash/keymaps/default/rules.mk new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/keyboards/ergodash/keymaps/default/rules.mk diff --git a/keyboards/ergodash/matrix.c b/keyboards/ergodash/matrix.c new file mode 100644 index 0000000000..80d4ce46a8 --- /dev/null +++ b/keyboards/ergodash/matrix.c @@ -0,0 +1,460 @@ +/* +Copyright 2012 Jun Wako <wakojun@gmail.com> + +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/>. +*/ + +/* + * scan matrix + */ +#include <stdint.h> +#include <stdbool.h> +#include <avr/io.h> +#include "wait.h" +#include "print.h" +#include "debug.h" +#include "util.h" +#include "matrix.h" +#include "split_util.h" +#include "pro_micro.h" +#include "config.h" +#include "timer.h" + +#ifdef USE_I2C +# include "i2c.h" +#else // USE_SERIAL +# include "serial.h" +#endif + +#ifndef DEBOUNCING_DELAY +# define DEBOUNCING_DELAY 5 +#endif + +#if (DEBOUNCING_DELAY > 0) + static uint16_t debouncing_time; + static bool debouncing = false; +#endif + +#if (MATRIX_COLS <= 8) +# define print_matrix_header() print("\nr/c 01234567\n") +# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row)) +# define matrix_bitpop(i) bitpop(matrix[i]) +# define ROW_SHIFTER ((uint8_t)1) +#else +# error "Currently only supports 8 COLS" +#endif +static matrix_row_t matrix_debouncing[MATRIX_ROWS]; + +#define ERROR_DISCONNECT_COUNT 5 + +#define ROWS_PER_HAND (MATRIX_ROWS/2) + +static uint8_t error_count = 0; + +static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; +static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; + +/* matrix state(1:on, 0:off) */ +static matrix_row_t matrix[MATRIX_ROWS]; +static matrix_row_t matrix_debouncing[MATRIX_ROWS]; + +#if (DIODE_DIRECTION == COL2ROW) + static void init_cols(void); + static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row); + static void unselect_rows(void); + static void select_row(uint8_t row); + static void unselect_row(uint8_t row); +#elif (DIODE_DIRECTION == ROW2COL) + static void init_rows(void); + static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col); + static void unselect_cols(void); + static void unselect_col(uint8_t col); + static void select_col(uint8_t col); +#endif + +__attribute__ ((weak)) +void matrix_init_kb(void) { + matrix_init_user(); +} + +__attribute__ ((weak)) +void matrix_scan_kb(void) { + matrix_scan_user(); +} + +__attribute__ ((weak)) +void matrix_init_user(void) { +} + +__attribute__ ((weak)) +void matrix_scan_user(void) { +} + +inline +uint8_t matrix_rows(void) +{ + return MATRIX_ROWS; +} + +inline +uint8_t matrix_cols(void) +{ + return MATRIX_COLS; +} + +void matrix_init(void) +{ + debug_enable = true; + debug_matrix = true; + debug_mouse = true; + // initialize row and col +#if (DIODE_DIRECTION == COL2ROW) + unselect_rows(); + init_cols(); +#elif (DIODE_DIRECTION == ROW2COL) + unselect_cols(); + init_rows(); +#endif + + TX_RX_LED_INIT; + + // initialize matrix state: all keys off + for (uint8_t i=0; i < MATRIX_ROWS; i++) { + matrix[i] = 0; + matrix_debouncing[i] = 0; + } + + matrix_init_quantum(); + +} + +uint8_t _matrix_scan(void) +{ + int offset = isLeftHand ? 0 : (ROWS_PER_HAND); +#if (DIODE_DIRECTION == COL2ROW) + // Set row, read cols + for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) { +# if (DEBOUNCING_DELAY > 0) + bool matrix_changed = read_cols_on_row(matrix_debouncing+offset, current_row); + + if (matrix_changed) { + debouncing = true; + debouncing_time = timer_read(); + PORTD ^= (1 << 2); + } + +# else + read_cols_on_row(matrix+offset, current_row); +# endif + + } + +#elif (DIODE_DIRECTION == ROW2COL) + // Set col, read rows + for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { +# if (DEBOUNCING_DELAY > 0) + bool matrix_changed = read_rows_on_col(matrix_debouncing+offset, current_col); + if (matrix_changed) { + debouncing = true; + debouncing_time = timer_read(); + } +# else + read_rows_on_col(matrix+offset, current_col); +# endif + + } +#endif + +# if (DEBOUNCING_DELAY > 0) + if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) { + for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { + matrix[i+offset] = matrix_debouncing[i+offset]; + } + debouncing = false; + } +# endif + + return 1; +} + +#ifdef USE_I2C + +// Get rows from other half over i2c +int i2c_transaction(void) { + int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; + + int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); + if (err) goto i2c_error; + + // start of matrix stored at 0x00 + err = i2c_master_write(0x00); + if (err) goto i2c_error; + + // Start read + err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ); + if (err) goto i2c_error; + + if (!err) { + int i; + for (i = 0; i < ROWS_PER_HAND-1; ++i) { + matrix[slaveOffset+i] = i2c_master_read(I2C_ACK); + } + matrix[slaveOffset+i] = i2c_master_read(I2C_NACK); + i2c_master_stop(); + } else { +i2c_error: // the cable is disconnceted, or something else went wrong + i2c_reset_state(); + return err; + } + + return 0; +} + +#else // USE_SERIAL + +int serial_transaction(void) { + int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; + + if (serial_update_buffers()) { + return 1; + } + + for (int i = 0; i < ROWS_PER_HAND; ++i) { + matrix[slaveOffset+i] = serial_slave_buffer[i]; + } + return 0; +} +#endif + +uint8_t matrix_scan(void) +{ + uint8_t ret = _matrix_scan(); + +#ifdef USE_I2C + if( i2c_transaction() ) { +#else // USE_SERIAL + if( serial_transaction() ) { +#endif + // turn on the indicator led when halves are disconnected + TXLED1; + + error_count++; + + if (error_count > ERROR_DISCONNECT_COUNT) { + // reset other half if disconnected + int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; + for (int i = 0; i < ROWS_PER_HAND; ++i) { + matrix[slaveOffset+i] = 0; + } + } + } else { + // turn off the indicator led on no error + TXLED0; + error_count = 0; + } + matrix_scan_quantum(); + return ret; +} + +void matrix_slave_scan(void) { + _matrix_scan(); + + int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; + +#ifdef USE_I2C + for (int i = 0; i < ROWS_PER_HAND; ++i) { + i2c_slave_buffer[i] = matrix[offset+i]; + } +#else // USE_SERIAL + for (int i = 0; i < ROWS_PER_HAND; ++i) { + serial_slave_buffer[i] = matrix[offset+i]; + } +#endif +} + +bool matrix_is_modified(void) +{ + if (debouncing) return false; + 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++) { + phex(row); print(": "); + pbin_reverse16(matrix_get_row(row)); + print("\n"); + } +} + +uint8_t matrix_key_count(void) +{ + uint8_t count = 0; + for (uint8_t i = 0; i < MATRIX_ROWS; i++) { + count += bitpop16(matrix[i]); + } + return count; +} + +#if (DIODE_DIRECTION == COL2ROW) + +static void init_cols(void) +{ + for(uint8_t x = 0; x < MATRIX_COLS; x++) { + uint8_t pin = col_pins[x]; + _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN + _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI + } +} + +static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) +{ + // Store last value of row prior to reading + matrix_row_t last_row_value = current_matrix[current_row]; + + // Clear data in matrix row + current_matrix[current_row] = 0; + + // Select row and wait for row selecton to stabilize + select_row(current_row); + wait_us(30); + + // For each col... + for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { + + // Select the col pin to read (active low) + uint8_t pin = col_pins[col_index]; + uint8_t pin_state = (_SFR_IO8(pin >> 4) & _BV(pin & 0xF)); + + // Populate the matrix row with the state of the col pin + current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index); + } + + // Unselect row + unselect_row(current_row); + + return (last_row_value != current_matrix[current_row]); +} + +static void select_row(uint8_t row) +{ + uint8_t pin = row_pins[row]; + _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT + _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW +} + +static void unselect_row(uint8_t row) +{ + uint8_t pin = row_pins[row]; + _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN + _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI +} + +static void unselect_rows(void) +{ + for(uint8_t x = 0; x < ROWS_PER_HAND; x++) { + uint8_t pin = row_pins[x]; + _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN + _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI + } +} + +#elif (DIODE_DIRECTION == ROW2COL) + +static void init_rows(void) +{ + for(uint8_t x = 0; x < ROWS_PER_HAND; x++) { + uint8_t pin = row_pins[x]; + _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN + _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI + } |