SSD1306 OLED display driver  1.4.6
This library is developed to control SSD1306/SSD1331 RGB i2c/spi OLED displays and spi PCD8544 LED display
io.h
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1 /*
2  MIT License
3 
4  Copyright (c) 2018, Alexey Dynda
5 
6  Permission is hereby granted, free of charge, to any person obtaining a copy
7  of this software and associated documentation files (the "Software"), to deal
8  in the Software without restriction, including without limitation the rights
9  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  copies of the Software, and to permit persons to whom the Software is
11  furnished to do so, subject to the following conditions:
12 
13  The above copyright notice and this permission notice shall be included in all
14  copies or substantial portions of the Software.
15 
16  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  SOFTWARE.
23 */
24 
29 #ifndef _SSD1306_ARDUINO_IO_H_
30 #define _SSD1306_ARDUINO_IO_H_
31 
32 #ifdef ARDUINO
33 
34 #include <Arduino.h>
35 #if defined(ESP8266) || defined(ESP32) || defined(ESP31B)
36  #include <pgmspace.h>
37 #else
38  #include <avr/pgmspace.h>
39  #include <avr/interrupt.h>
40  #include <avr/sleep.h>
41 #endif
42 
48 #if defined(ARDUINO_AVR_DIGISPARK) || defined(ARDUINO_AVR_DIGISPARKPRO)
49 
50  #define SSD1306_WIRE_SUPPORTED
51  #if defined(ARDUINO_AVR_DIGISPARKPRO)
52 
53  #define SSD1306_SPI_SUPPORTED
54  #else
55 
56  #define SSD1306_I2C_SW_SUPPORTED
57  #endif
58 
59 #elif defined(__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
60 
61  #define SSD1306_I2C_SW_SUPPORTED
62 
63 #elif defined(ESP8266) || defined(ESP32) || defined(ESP31B) || defined(ARDUINO_ARCH_SAMD)
64  /* SW implementation of i2c isn't supported on ESP platforms */
66  #define SSD1306_WIRE_SUPPORTED
67 
68  #define SSD1306_WIRE_CLOCK_CONFIGURABLE
69 
70  #define SSD1306_SPI_SUPPORTED
71 
72 #else
73 
74  #define SSD1306_I2C_SW_SUPPORTED
75 
76  #define SSD1306_WIRE_SUPPORTED
77 
78  #define SSD1306_WIRE_CLOCK_CONFIGURABLE
79 
80  #define SSD1306_TWI_SUPPORTED
81 
82  #define SSD1306_SPI_SUPPORTED
83 
84 #endif
85 
90 #ifdef SSD1306_WIRE_SUPPORTED
91 #ifdef __cplusplus
92 #include <Wire.h>
93 #endif
94 #endif
95 
96 #endif /* ARDUINO */
97 
98 #endif
99