From 98d5c77521961fa19d0ff81e941e78997d96dfb0 Mon Sep 17 00:00:00 2001 From: Joel Challis Date: Sun, 31 Jul 2022 22:15:01 +0100 Subject: [PATCH] Remove legacy AVR ssd1306 driver (#17864) --- keyboards/dc01/left/i2c.c | 159 ------- keyboards/dc01/left/i2c.h | 28 -- .../lets_split/keymaps/OLED_sample/config.h | 58 --- .../lets_split/keymaps/OLED_sample/keymap.c | 415 ------------------ .../lets_split/keymaps/OLED_sample/readme.md | 25 -- .../lets_split/keymaps/OLED_sample/rules.mk | 22 - platforms/avr/drivers/ssd1306.c | 329 -------------- platforms/avr/drivers/ssd1306.h | 87 ---- 8 files changed, 1123 deletions(-) delete mode 100644 keyboards/dc01/left/i2c.c delete mode 100644 keyboards/dc01/left/i2c.h delete mode 100644 keyboards/lets_split/keymaps/OLED_sample/config.h delete mode 100644 keyboards/lets_split/keymaps/OLED_sample/keymap.c delete mode 100644 keyboards/lets_split/keymaps/OLED_sample/readme.md delete mode 100644 keyboards/lets_split/keymaps/OLED_sample/rules.mk delete mode 100644 platforms/avr/drivers/ssd1306.c delete mode 100644 platforms/avr/drivers/ssd1306.h diff --git a/keyboards/dc01/left/i2c.c b/keyboards/dc01/left/i2c.c deleted file mode 100644 index c72789403e5..00000000000 --- a/keyboards/dc01/left/i2c.c +++ /dev/null @@ -1,159 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include "i2c.h" - -// 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<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< slave ACK -// 1 => slave NACK -uint8_t i2c_master_write(uint8_t data) { - TWDR = data; - TWCR = (1<= 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< - -#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); diff --git a/keyboards/lets_split/keymaps/OLED_sample/config.h b/keyboards/lets_split/keymaps/OLED_sample/config.h deleted file mode 100644 index 6aa909d284f..00000000000 --- a/keyboards/lets_split/keymaps/OLED_sample/config.h +++ /dev/null @@ -1,58 +0,0 @@ -/* -This is the c configuration file for the keymap - -Copyright 2012 Jun Wako -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 . -*/ - -#ifndef CONFIG_USER_H -#define CONFIG_USER_H - -#include "../../config.h" - -/* Use I2C or Serial, not both */ - -#define USE_I2C -//#define USE_SERIAL - -/* Select hand configuration */ - -#define MASTER_LEFT -// #define MASTER_RIGHT -// #define EE_HANDS -#define FLIP_HALF - -#define SSD1306OLED -//#define OLED_ROTATE180 - -#define TAPPING_FORCE_HOLD -#define TAPPING_TERM 100 - -#ifdef SUBPROJECT_rev1 - #include "../../rev1/config.h" -#endif -#ifdef SUBPROJECT_rev2 - #include "../../rev2/config.h" -#endif - -#undef RGBLED_NUM -#define RGBLIGHT_ANIMATIONS -#define RGBLED_NUM 6 -#define RGBLIGHT_HUE_STEP 10 -#define RGBLIGHT_SAT_STEP 17 -#define RGBLIGHT_VAL_STEP 17 - -#endif diff --git a/keyboards/lets_split/keymaps/OLED_sample/keymap.c b/keyboards/lets_split/keymaps/OLED_sample/keymap.c deleted file mode 100644 index a34d5a32be2..00000000000 --- a/keyboards/lets_split/keymaps/OLED_sample/keymap.c +++ /dev/null @@ -1,415 +0,0 @@ -#include QMK_KEYBOARD_H -#include -#ifdef SSD1306OLED - #include "ssd1306.h" -#endif - -extern keymap_config_t keymap_config; - -//Following line allows macro to read current RGB settings -extern rgblight_config_t rgblight_config; - - -// Each layer gets a name for readability, which is then used in the keymap matrix below. -// The underscores don't mean anything - you can have a layer called STUFF or any other name. -// Layer names don't all need to be of the same length, obviously, and you can also skip them -// entirely and just use numbers. -#define _QWERTY 0 -#define _COLEMAK 1 -#define _DVORAK 2 -#define _LOWER 3 -#define _RAISE 4 -#define _ADJUST 16 - -enum custom_keycodes { - QWERTY = SAFE_RANGE, - COLEMAK, - DVORAK, - LOWER, - RAISE, - ADJUST, - BACKLIT, - RGBLED_TOGGLE, - RGBLED_STEP_MODE, - RGBLED_INCREASE_HUE, - RGBLED_DECREASE_HUE, - RGBLED_INCREASE_SAT, - RGBLED_DECREASE_SAT, - RGBLED_INCREASE_VAL, - RGBLED_DECREASE_VAL, - M_SAMPLE -}; - -const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { - -/* Qwerty - * ,-----------------------------------------------------------------------------------. - * | Tab | Q | W | E | R | T | Y | U | I | O | P | Bksp | - * |------+------+------+------+------+-------------+------+------+------+------+------| - * | Esc | A | S | D | F | G | H | J | K | L | ; | " | - * |------+------+------+------+------+------|------+------+------+------+------+------| - * | Shift| Z | X | C | V | B | N | M | , | . | / |Enter | - * |------+------+------+------+------+------+------+------+------+------+------+------| - * |Adjust| Ctrl | Alt | GUI |Lower |Space |Space |Raise | Left | Down | Up |Right | - * `-----------------------------------------------------------------------------------' - */ -[_QWERTY] = LAYOUT( \ - KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSPC, \ - KC_ESC, KC_A, KC_S, KC_D, KC_F, KC_G, 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_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_ENT , \ - ADJUST, KC_LCTL, KC_LALT, KC_LGUI, LOWER, KC_SPC, KC_SPC, RAISE, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT \ -), - -/* Colemak - * ,-----------------------------------------------------------------------------------. - * | Tab | Q | W | F | P | G | J | L | U | Y | ; | Bksp | - * |------+------+------+------+------+-------------+------+------+------+------+------| - * | Esc | A | R | S | T | D | H | N | E | I | O | " | - * |------+------+------+------+------+------|------+------+------+------+------+------| - * | Shift| Z | X | C | V | B | K | M | , | . | / |Enter | - * |------+------+------+------+------+------+------+------+------+------+------+------| - * |Adjust| Ctrl | Alt | GUI |Lower |Space |Space |Raise | Left | Down | Up |Right | - * `-----------------------------------------------------------------------------------' - */ -[_COLEMAK] = LAYOUT( \ - KC_TAB, KC_Q, KC_W, KC_F, KC_P, KC_G, KC_J, KC_L, KC_U, KC_Y, KC_SCLN, KC_BSPC, \ - KC_ESC, KC_A, KC_R, KC_S, KC_T, KC_D, KC_H, KC_N, KC_E, KC_I, KC_O, KC_QUOT, \ - KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_K, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_ENT , \ - ADJUST, KC_LCTL, KC_LALT, KC_LGUI, LOWER, KC_SPC, KC_SPC, RAISE, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT \ -), - -/* Dvorak - * ,-----------------------------------------------------------------------------------. - * | Tab | " | , | . | P | Y | F | G | C | R | L | Bksp | - * |------+------+------+------+------+-------------+------+------+------+------+------| - * | Esc | A | O | E | U | I | D | H | T | N | S | / | - * |------+------+------+------+------+------|------+------+------+------+------+------| - * | Shift| ; | Q | J | K | X | B | M | W | V | Z |Enter | - * |------+------+------+------+------+------+------+------+------+------+------+------| - * |Adjust| Ctrl | Alt | GUI |Lower |Space |Space |Raise | Left | Down | Up |Right | - * `-----------------------------------------------------------------------------------' - */ -[_DVORAK] = LAYOUT( \ - KC_TAB, KC_QUOT, KC_COMM, KC_DOT, KC_P, KC_Y, KC_F, KC_G, KC_C, KC_R, KC_L, KC_BSPC, \ - KC_ESC, KC_A, KC_O, KC_E, KC_U, KC_I, KC_D, KC_H, KC_T, KC_N, KC_S, KC_SLSH, \ - KC_LSFT, KC_SCLN, KC_Q, KC_J, KC_K, KC_X, KC_B, KC_M, KC_W, KC_V, KC_Z, KC_ENT , \ - ADJUST, KC_LCTL, KC_LALT, KC_LGUI, LOWER, KC_SPC, KC_SPC, RAISE, KC_LEFT, KC_DOWN, KC_UP, KC_RGHT \ -), - -/* Lower - * ,-----------------------------------------------------------------------------------. - * | ~ | ! | @ | # | $ | % | ^ | & | * | ( | ) | Bksp | - * |------+------+------+------+------+-------------+------+------+------+------+------| - * | Del | F1 | F2 | F3 | F4 | F5 | F6 | _ | + | | \ | | | - * |------+------+------+------+------+------|------+------+------+------+------+------| - * | | F7 | F8 | F9 | F10 | F11 | F12 |ISO ~ |ISO | | | |Enter | - * |------+------+------+------+------+------+------+------+------+------+------+------| - * | | | | | | | | Next | Vol- | Vol+ | Play | - * `-----------------------------------------------------------------------------------' - */ -[_LOWER] = LAYOUT( \ - KC_TILD, KC_EXLM, KC_AT, KC_HASH, KC_DLR, KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_BSPC, \ - KC_DEL, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \ - _______, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12,S(KC_NUHS),S(KC_NUBS),_______, _______, _______, \ - _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \ -), - -/* Raise - * ,-----------------------------------------------------------------------------------. - * | ` | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 0 | Bksp | - * |------+------+------+------+------+-------------+------+------+------+------+------| - * | Del | F1 | F2 | F3 | F4 | F5 | F6 | - | = | [ | ] | \ | - * |------+------+------+------+------+------|------+------+------+------+------+------| - * | | F7 | F8 | F9 | F10 | F11 | F12 |ISO # |ISO / | | |Enter | - * |------+------+------+------+------+------+------+------+------+------+------+------| - * | | | | | | | | Next | Vol- | Vol+ | Play | - * `-----------------------------------------------------------------------------------' - */ -[_RAISE] = LAYOUT( \ - KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_BSPC, \ - KC_DEL, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_MINS, KC_EQL, KC_LBRC, KC_RBRC, KC_BSLS, \ - _______, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_NUHS, KC_NUBS, _______, _______, _______, \ - _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \ -), - -/* Adjust (Lower + Raise) - * ,-----------------------------------------------------------------------------------. - * | | Reset| | | | | | | | | | Del | - * |------+------+------+------+------+-------------+------+------+------+------+------| - * | | | |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak| | | - * |------+------+------+------+------+------|------+------+------+------+------+------| - * | | | | | | | | | | | | | - * |------+------+------+------+------+------+------+------+------+------+------+------| - * | | | | | | | | | | | | - * `-----------------------------------------------------------------------------------' - */ -[_ADJUST] = LAYOUT( \ - _______, RESET, _______, M_SAMPLE, _______, _______, _______, _______, _______, _______, _______, KC_DEL, \ - _______, _______, _______, AU_ON, AU_OFF, AG_NORM, AG_SWAP, QWERTY, COLEMAK, DVORAK, _______, _______, \ - _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, \ - _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______ \ -) - - -}; - - -#ifdef AUDIO_ENABLE - -float tone_startup[][2] = SONG(STARTUP_SOUND); -float tone_qwerty[][2] = SONG(QWERTY_SOUND); -float tone_dvorak[][2] = SONG(DVORAK_SOUND); -float tone_colemak[][2] = SONG(COLEMAK_SOUND); -float tone_plover[][2] = SONG(PLOVER_SOUND); -float tone_plover_gb[][2] = SONG(PLOVER_GOODBYE_SOUND); -float music_scale[][2] = SONG(MUSIC_SCALE_SOUND); -float tone_goodbye[][2] = SONG(GOODBYE_SOUND); -#endif - -// define variables for reactive RGB -bool TOG_STATUS = false; -int RGB_current_mode; - -void persistent_default_layer_set(uint16_t default_layer) { - eeconfig_update_default_layer(default_layer); - default_layer_set(default_layer); -} - -// Setting ADJUST layer RGB back to default -void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) { - if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) { - rgblight_mode(RGB_current_mode); - layer_on(layer3); - } else { - layer_off(layer3); - } -} - -bool process_record_user(uint16_t keycode, keyrecord_t *record) { - switch (keycode) { - case QWERTY: - if (record->event.pressed) { - #ifdef AUDIO_ENABLE - PLAY_SONG(tone_qwerty); - #endif - persistent_default_layer_set(1UL<<_QWERTY); - } - return false; - break; - case COLEMAK: - if (record->event.pressed) { - #ifdef AUDIO_ENABLE - PLAY_SONG(tone_colemak); - #endif - persistent_default_layer_set(1UL<<_COLEMAK); - } - return false; - break; - case DVORAK: - if (record->event.pressed) { - #ifdef AUDIO_ENABLE - PLAY_SONG(tone_dvorak); - #endif - persistent_default_layer_set(1UL<<_DVORAK); - } - return false; - break; - case LOWER: - if (record->event.pressed) { - //not sure how to have keyboard check mode and set it to a variable, so my work around - //uses another variable that would be set to true after the first time a reactive key is pressed. - if (TOG_STATUS) { //TOG_STATUS checks is another reactive key currently pressed, only changes RGB mode if returns false - } else { - TOG_STATUS = !TOG_STATUS; - rgblight_mode(16); - } - layer_on(_LOWER); - update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST); - } else { - rgblight_mode(RGB_current_mode); // revert RGB to initial mode prior to RGB mode change - TOG_STATUS = false; - layer_off(_LOWER); - update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST); - } - return false; - break; - case RAISE: - if (record->event.pressed) { - //not sure how to have keyboard check mode and set it to a variable, so my work around - //uses another variable that would be set to true after the first time a reactive key is pressed. - if (TOG_STATUS) { //TOG_STATUS checks is another reactive key currently pressed, only changes RGB mode if returns false - } else { - TOG_STATUS = !TOG_STATUS; - rgblight_mode(15); - } - layer_on(_RAISE); - update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST); - } else { - rgblight_mode(RGB_current_mode); // revert RGB to initial mode prior to RGB mode change - layer_off(_RAISE); - TOG_STATUS = false; - update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST); - } - return false; - break; - case BACKLIT: - if (record->event.pressed) { - register_code(KC_RSFT); - #ifdef BACKLIGHT_ENABLE - backlight_step(); - #endif - } else { - unregister_code(KC_RSFT); - } - return false; - break; - //led operations - RGB mode change now updates the RGB_current_mode to allow the right RGB mode to be set after reactive keys are released - case RGB_MOD: - if (record->event.pressed) { - rgblight_mode(RGB_current_mode); - rgblight_step(); - RGB_current_mode = rgblight_config.mode; - } - return false; - break; - case M_SAMPLE: - if (record->event.pressed){ - SEND_STRING("hello world"); - } - return false; - } - return true; -} - -void matrix_init_user(void) { - #ifdef AUDIO_ENABLE - startup_user(); - #endif - RGB_current_mode = rgblight_config.mode; -} - -//SSD1306 OLED init and update loop, make sure to add #define SSD1306OLED in config.h -#ifdef SSD1306OLED -void matrix_master_OLED_init (void) { - TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000)); - iota_gfx_init(); // turns on the display -} - -void matrix_scan_user(void) { - iota_gfx_task(); // this is what updates the display continuously -} -#endif - -#ifdef AUDIO_ENABLE - -void startup_user() -{ - _delay_ms(20); // gets rid of tick - PLAY_SONG(tone_startup); -} - -void shutdown_user() -{ - PLAY_SONG(tone_goodbye); - _delay_ms(150); - stop_all_notes(); -} - -void music_on_user(void) -{ - music_scale_user(); -} - -void music_scale_user(void) -{ - PLAY_SONG(music_scale); -} - -#endif - -void matrix_update(struct CharacterMatrix *dest, - const struct CharacterMatrix *source) { - if (memcmp(dest->display, source->display, sizeof(dest->display))) { - memcpy(dest->display, source->display, sizeof(dest->display)); - dest->dirty = true; - } -} - -//assign the right code to your layers for OLED display -#define L_BASE 0 -#define L_LOWER 8 -#define L_RAISE 16 -#define L_FNLAYER 64 -#define L_NUMLAY 128 -#define L_NLOWER 136 -#define L_NFNLAYER 192 -#define L_MOUSECURSOR 256 -#define L_ADJUST 65560 - -void iota_gfx_task_user(void) { -#if DEBUG_TO_SCREEN - if (debug_enable) { - return; - } -#endif - - struct CharacterMatrix matrix; - - matrix_clear(&matrix); - matrix_write_P(&matrix, PSTR("USB: ")); -#ifdef PROTOCOL_LUFA - switch (USB_DeviceState) { - case DEVICE_STATE_Unattached: - matrix_write_P(&matrix, PSTR("Unattached")); - break; - case DEVICE_STATE_Suspended: - matrix_write_P(&matrix, PSTR("Suspended")); - break; - case DEVICE_STATE_Configured: - matrix_write_P(&matrix, PSTR("Connected")); - break; - case DEVICE_STATE_Powered: - matrix_write_P(&matrix, PSTR("Powered")); - break; - case DEVICE_STATE_Default: - matrix_write_P(&matrix, PSTR("Default")); - break; - case DEVICE_STATE_Addressed: - matrix_write_P(&matrix, PSTR("Addressed")); - break; - default: - matrix_write_P(&matrix, PSTR("Invalid")); - } -#endif - -// Define layers here, Have not worked out how to have text displayed for each layer. Copy down the number you see and add a case for it below - - char buf[40]; - snprintf(buf,sizeof(buf), "Undef-%ld", layer_state); - matrix_write_P(&matrix, PSTR("\n\nLayer: ")); - switch (layer_state) { - case L_BASE: - matrix_write_P(&matrix, PSTR("Default")); - break; - case L_RAISE: - matrix_write_P(&matrix, PSTR("Raise")); - break; - case L_LOWER: - matrix_write_P(&matrix, PSTR("Lower")); - break; - case L_ADJUST: - matrix_write_P(&matrix, PSTR("ADJUST")); - break; - default: - matrix_write(&matrix, buf); - } - - // Host Keyboard LED Status - char led[40]; - snprintf(led, sizeof(led), "\n%s %s %s", - (host_keyboard_leds() & (1< -# include "print.h" -# include "glcdfont.c" -# ifdef PROTOCOL_LUFA -# include "lufa.h" -# endif -# include "sendchar.h" -# include "timer.h" - -struct CharacterMatrix display; - -// Set this to 1 to help diagnose early startup problems -// when testing power-on with ble. Turn it off otherwise, -// as the latency of printing most of the debug info messes -// with the matrix scan, causing keys to drop. -# define DEBUG_TO_SCREEN 0 - -// static uint16_t last_battery_update; -// static uint32_t vbat; -//#define BatteryUpdateInterval 10000 /* milliseconds */ -# define ScreenOffInterval 300000 /* milliseconds */ -# if DEBUG_TO_SCREEN -static uint8_t displaying; -# endif -static uint16_t last_flush; - -// Write command sequence. -// Returns true on success. -static inline bool _send_cmd1(uint8_t cmd) { - bool res = false; - - if (i2c_start_write(SSD1306_ADDRESS)) { - xprintf("failed to start write to %d\n", SSD1306_ADDRESS); - goto done; - } - - if (i2c_master_write(0x0 /* command byte follows */)) { - print("failed to write control byte\n"); - - goto done; - } - - if (i2c_master_write(cmd)) { - xprintf("failed to write command %d\n", cmd); - goto done; - } - res = true; -done: - i2c_master_stop(); - return res; -} - -// Write 2-byte command sequence. -// Returns true on success -static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) { - if (!_send_cmd1(cmd)) { - return false; - } - return _send_cmd1(opr); -} - -// Write 3-byte command sequence. -// Returns true on success -static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) { - if (!_send_cmd1(cmd)) { - return false; - } - if (!_send_cmd1(opr1)) { - return false; - } - return _send_cmd1(opr2); -} - -# define send_cmd1(c) \ - if (!_send_cmd1(c)) { \ - goto done; \ - } -# define send_cmd2(c, o) \ - if (!_send_cmd2(c, o)) { \ - goto done; \ - } -# define send_cmd3(c, o1, o2) \ - if (!_send_cmd3(c, o1, o2)) { \ - goto done; \ - } - -static void clear_display(void) { - matrix_clear(&display); - - // Clear all of the display bits (there can be random noise - // in the RAM on startup) - send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1); - send_cmd3(ColumnAddr, 0, DisplayWidth - 1); - - if (i2c_start_write(SSD1306_ADDRESS)) { - goto done; - } - if (i2c_master_write(0x40)) { - // Data mode - goto done; - } - for (uint8_t row = 0; row < MatrixRows; ++row) { - for (uint8_t col = 0; col < DisplayWidth; ++col) { - i2c_master_write(0); - } - } - - display.dirty = false; - -done: - i2c_master_stop(); -} - -# if DEBUG_TO_SCREEN -# undef sendchar -static int8_t capture_sendchar(uint8_t c) { - sendchar(c); - iota_gfx_write_char(c); - - if (!displaying) { - iota_gfx_flush(); - } - return 0; -} -# endif - -bool iota_gfx_init(void) { - bool success = false; - - send_cmd1(DisplayOff); - send_cmd2(SetDisplayClockDiv, 0x80); - send_cmd2(SetMultiPlex, DisplayHeight - 1); - - send_cmd2(SetDisplayOffset, 0); - - send_cmd1(SetStartLine | 0x0); - send_cmd2(SetChargePump, 0x14 /* Enable */); - send_cmd2(SetMemoryMode, 0 /* horizontal addressing */); - -# ifdef OLED_ROTATE180 - // the following Flip the display orientation 180 degrees - send_cmd1(SegRemap); - send_cmd1(ComScanInc); -# endif -# ifndef OLED_ROTATE180 - // Flips the display orientation 0 degrees - send_cmd1(SegRemap | 0x1); - send_cmd1(ComScanDec); -# endif - - send_cmd2(SetComPins, 0x2); - send_cmd2(SetContrast, 0x8f); - send_cmd2(SetPreCharge, 0xf1); - send_cmd2(SetVComDetect, 0x40); - send_cmd1(DisplayAllOnResume); - send_cmd1(NormalDisplay); - send_cmd1(DeActivateScroll); - send_cmd1(DisplayOn); - - send_cmd2(SetContrast, 0); // Dim - - clear_display(); - - success = true; - - iota_gfx_flush(); - -# if DEBUG_TO_SCREEN - print_set_sendchar(capture_sendchar); -# endif - -done: - return success; -} - -bool iota_gfx_off(void) { - bool success = false; - - send_cmd1(DisplayOff); - success = true; - -done: - return success; -} - -bool iota_gfx_on(void) { - bool success = false; - - send_cmd1(DisplayOn); - success = true; - -done: - return success; -} - -void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) { - *matrix->cursor = c; - ++matrix->cursor; - - if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) { - // We went off the end; scroll the display upwards by one line - memmove(&matrix->display[0], &matrix->display[1], MatrixCols * (MatrixRows - 1)); - matrix->cursor = &matrix->display[MatrixRows - 1][0]; - memset(matrix->cursor, ' ', MatrixCols); - } -} - -void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) { - matrix->dirty = true; - - if (c == '\n') { - // Clear to end of line from the cursor and then move to the - // start of the next line - uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols; - - while (cursor_col++ < MatrixCols) { - matrix_write_char_inner(matrix, ' '); - } - return; - } - - matrix_write_char_inner(matrix, c); -} - -void iota_gfx_write_char(uint8_t c) { - matrix_write_char(&display, c); -} - -void matrix_write(struct CharacterMatrix *matrix, const char *data) { - const char *end = data + strlen(data); - while (data < end) { - matrix_write_char(matrix, *data); - ++data; - } -} - -void iota_gfx_write(const char *data) { - matrix_write(&display, data); -} - -void matrix_write_P(struct CharacterMatrix *matrix, const char *data) { - while (true) { - uint8_t c = pgm_read_byte(data); - if (c == 0) { - return; - } - matrix_write_char(matrix, c); - ++data; - } -} - -void iota_gfx_write_P(const char *data) { - matrix_write_P(&display, data); -} - -void matrix_clear(struct CharacterMatrix *matrix) { - memset(matrix->display, ' ', sizeof(matrix->display)); - matrix->cursor = &matrix->display[0][0]; - matrix->dirty = true; -} - -void iota_gfx_clear_screen(void) { - matrix_clear(&display); -} - -void matrix_render(struct CharacterMatrix *matrix) { - last_flush = timer_read(); - iota_gfx_on(); -# if DEBUG_TO_SCREEN - ++displaying; -# endif - - // Move to the home position - send_cmd3(PageAddr, 0, MatrixRows - 1); - send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1); - - if (i2c_start_write(SSD1306_ADDRESS)) { - goto done; - } - if (i2c_master_write(0x40)) { - // Data mode - goto done; - } - - for (uint8_t row = 0; row < MatrixRows; ++row) { - for (uint8_t col = 0; col < MatrixCols; ++col) { - const uint8_t *glyph = font + (matrix->display[row][col] * (FontWidth - 1)); - - for (uint8_t glyphCol = 0; glyphCol < FontWidth - 1; ++glyphCol) { - uint8_t colBits = pgm_read_byte(glyph + glyphCol); - i2c_master_write(colBits); - } - - // 1 column of space between chars (it's not included in the glyph) - i2c_master_write(0); - } - } - - matrix->dirty = false; - -done: - i2c_master_stop(); -# if DEBUG_TO_SCREEN - --displaying; -# endif -} - -void iota_gfx_flush(void) { - matrix_render(&display); -} - -__attribute__((weak)) void iota_gfx_task_user(void) {} - -void iota_gfx_task(void) { - iota_gfx_task_user(); - - if (display.dirty) { - iota_gfx_flush(); - } - - if (timer_elapsed(last_flush) > ScreenOffInterval) { - iota_gfx_off(); - } -} -#endif diff --git a/platforms/avr/drivers/ssd1306.h b/platforms/avr/drivers/ssd1306.h deleted file mode 100644 index 6eecdcfaa40..00000000000 --- a/platforms/avr/drivers/ssd1306.h +++ /dev/null @@ -1,87 +0,0 @@ -#pragma once - -#include -#include -#include "config.h" - -enum ssd1306_cmds { - DisplayOff = 0xAE, - DisplayOn = 0xAF, - - SetContrast = 0x81, - DisplayAllOnResume = 0xA4, - - DisplayAllOn = 0xA5, - NormalDisplay = 0xA6, - InvertDisplay = 0xA7, - SetDisplayOffset = 0xD3, - SetComPins = 0xda, - SetVComDetect = 0xdb, - SetDisplayClockDiv = 0xD5, - SetPreCharge = 0xd9, - SetMultiPlex = 0xa8, - SetLowColumn = 0x00, - SetHighColumn = 0x10, - SetStartLine = 0x40, - - SetMemoryMode = 0x20, - ColumnAddr = 0x21, - PageAddr = 0x22, - - ComScanInc = 0xc0, - ComScanDec = 0xc8, - SegRemap = 0xa0, - SetChargePump = 0x8d, - ExternalVcc = 0x01, - SwitchCapVcc = 0x02, - - ActivateScroll = 0x2f, - DeActivateScroll = 0x2e, - SetVerticalScrollArea = 0xa3, - RightHorizontalScroll = 0x26, - LeftHorizontalScroll = 0x27, - VerticalAndRightHorizontalScroll = 0x29, - VerticalAndLeftHorizontalScroll = 0x2a, -}; - -// Controls the SSD1306 128x32 OLED display via i2c - -#ifndef SSD1306_ADDRESS -# define SSD1306_ADDRESS 0x3C -#endif - -#define DisplayHeight 32 -#define DisplayWidth 128 - -#define FontHeight 8 -#define FontWidth 6 - -#define MatrixRows (DisplayHeight / FontHeight) -#define MatrixCols (DisplayWidth / FontWidth) - -struct CharacterMatrix { - uint8_t display[MatrixRows][MatrixCols]; - uint8_t *cursor; - bool dirty; -}; - -extern struct CharacterMatrix display; - -bool iota_gfx_init(void); -void iota_gfx_task(void); -bool iota_gfx_off(void); -bool iota_gfx_on(void); -void iota_gfx_flush(void); -void iota_gfx_write_char(uint8_t c); -void iota_gfx_write(const char *data); -void iota_gfx_write_P(const char *data); -void iota_gfx_clear_screen(void); - -void iota_gfx_task_user(void); - -void matrix_clear(struct CharacterMatrix *matrix); -void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c); -void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c); -void matrix_write(struct CharacterMatrix *matrix, const char *data); -void matrix_write_P(struct CharacterMatrix *matrix, const char *data); -void matrix_render(struct CharacterMatrix *matrix);