mirror of
https://github.com/Lurkars/esp-ena.git
synced 2024-11-23 02:16:12 +01:00
80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
|
// Copyright 2020 Lukas Haubaum
|
||
|
|
//
|
||
|
|
// Licensed under the GNU Affero General Public License, Version 3;
|
||
|
|
// you may not use this file except in compliance with the License.
|
||
|
|
// You may obtain a copy of the License at
|
||
|
|
|
||
|
|
// https://www.gnu.org/licenses/agpl-3.0.html
|
||
|
|
//
|
||
|
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
// See the License for the specific language governing permissions and
|
||
|
|
// limitations under the License.
|
||
|
|
/**
|
||
|
|
* @file
|
||
|
|
*
|
||
|
|
* @brief I2C driver for SSD1306 display
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
#ifndef _ssd1306_H_
|
||
|
|
#define _ssd1306_H_
|
||
|
|
|
||
|
|
#include "esp_system.h"
|
||
|
|
|
||
|
|
#define SSD1306_ADDRESS (0x3C)
|
||
|
|
#define SSD1306_COLUMNS (128)
|
||
|
|
#define SSD1306_PAGES (8)
|
||
|
|
|
||
|
|
// Write mode for I2C https://robotcantalk.blogspot.com/2015/03/interfacing-arduino-with-ssd1306-driven.html
|
||
|
|
#define SSD1306_CONTROL_CMD_BYTE (0x80)
|
||
|
|
#define SSD1306_CONTROL_CMD_STREAM (0x00)
|
||
|
|
#define SSD1306_CONTROL_DATA_BYTE (0xC0)
|
||
|
|
#define SSD1306_CONTROL_DATA_STREAM (0x40)
|
||
|
|
|
||
|
|
// 1. Fundamental Command Table
|
||
|
|
#define SSD1306_CMD_CONTRAST (0x81)
|
||
|
|
#define SSD1306_CMD_RAM (0xA4)
|
||
|
|
#define SSD1306_CMD_ALL_ON (0xA5)
|
||
|
|
#define SSD1306_CMD_NORMAL (0xA6)
|
||
|
|
#define SSD1306_CMD_INVERSE (0xA7)
|
||
|
|
#define SSD1306_CMD_OFF (0xAE)
|
||
|
|
#define SSD1306_CMD_ON (0xAF)
|
||
|
|
|
||
|
|
// 2. Scrolling Command Table
|
||
|
|
#define SSD1306_CMD_SCROLL_HORI_RIGHT (0x26)
|
||
|
|
#define SSD1306_CMD_SCROLL_HORI_LEFT (0x27)
|
||
|
|
#define SSD1306_CMD_SCROLL_VERT_RIGHT (0x29)
|
||
|
|
#define SSD1306_CMD_SCROLL_VERT_LEFT (0x2A)
|
||
|
|
#define SSD1306_CMD_SCROLL_STOP (0x2E)
|
||
|
|
#define SSD1306_CMD_SCROLL_START (0x2F)
|
||
|
|
#define SSD1306_CMD_SCROLL_VERT_AREA (0xA3)
|
||
|
|
|
||
|
|
// 3. Addressing Setting Command Table
|
||
|
|
#define SSD1306_CMD_COLUMN_LOW (0x00)
|
||
|
|
#define SSD1306_CMD_COLUMN_HIGH (0x10)
|
||
|
|
#define SSD1306_CMD_MEMORY_MODE (0x20)
|
||
|
|
#define SSD1306_CMD_COLUMN_ADDRESS (0x21)
|
||
|
|
#define SSD1306_CMD_PAGE_ADDRESS (0x22)
|
||
|
|
#define SSD1306_CMD_PAGE (0xB0)
|
||
|
|
|
||
|
|
// 4. Hardware Configuration (Panel resolution & layout related) Command Table
|
||
|
|
#define SSD1306_CMD_START_LINE (0x40)
|
||
|
|
#define SSD1306_CMD_SEGMENT_LOW (0xA0)
|
||
|
|
#define SSD1306_CMD_SEGMENT_HIGH (0xA1)
|
||
|
|
#define SSD1306_CMD_MULTIPLEX_RATIO (0xA8)
|
||
|
|
#define SSD1306_CMD_SCAN_DIRECTION_NORMAL (0xC0)
|
||
|
|
#define SSD1306_CMD_SCAN_DIRECTION_REMAPPED (0xC8)
|
||
|
|
#define SSD1306_CMD_OFFSET (0xD3)
|
||
|
|
#define SSD1306_CMD_COM_PINS (0xDA)
|
||
|
|
|
||
|
|
// 5. Timing & Driving Scheme Setting Command Table
|
||
|
|
#define SSD1306_CMD_CLOCK (0xD5)
|
||
|
|
#define SSD1306_CMD_PRE_CHARGE_PERIOD (0xD9)
|
||
|
|
#define SSD1306_CMD_VCOMH (0xDB)
|
||
|
|
#define SSD1306_CMD_NOP (0xE3)
|
||
|
|
|
||
|
|
// 1. Charge Pump Command Table
|
||
|
|
#define SSD1306_CMD_CHARGE_PUMP (0x8D)
|
||
|
|
|
||
|
|
#endif
|