SSD1306 OLED display driver
1.6.3
This library is developed to control SSD1306/SSD1331/SSD1351/IL9163/PCD8554 RGB i2c/spi LED displays
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src
ssd1306_hal
avr
io.h
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/*
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MIT License
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Copyright (c) 2018, Alexey Dynda
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef _SSD1306_AVR_IO_H_
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#define _SSD1306_AVR_IO_H_
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#if defined(__AVR__) && !defined(ARDUINO)
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#include <
avr/io.h
>
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#include <avr/interrupt.h>
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#include <avr/pgmspace.h>
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#include <avr/sleep.h>
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#include <avr/eeprom.h>
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#include <util/delay.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#define LOW 0
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#define HIGH 1
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#define INPUT 0
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#define OUTPUT 1
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#if defined(__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
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#define SSD1306_I2C_SW_SUPPORTED
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#define SSD1306_USI_SPI_SUPPORTED
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/* Define lcdint as smallest types to reduce memo usage on tiny controllers. *
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* Remember, that this can cause issues with large lcd displays, i.e. 320x240*/
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#define LCDINT_TYPES_DEFINED
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typedef
int8_t
lcdint_t
;
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typedef
uint8_t
lcduint_t
;
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#define SSD1306_MULTIPLICATION_NOT_SUPPORTED
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#elif defined(__AVR_ATmega328P__)
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#define SSD1306_I2C_SW_SUPPORTED
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#define SSD1306_TWI_SUPPORTED
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#define SSD1306_AVR_SPI_SUPPORTED
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#else
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#define SSD1306_I2C_SW_SUPPORTED
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#define SSD1306_TWI_SUPPORTED
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#define SSD1306_AVR_SPI_SUPPORTED
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#endif
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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// not implemented functions for plain AVR
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static
inline
int
digitalRead(
int
pin) {
return
LOW; };
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static
inline
int
analogRead(
int
pin) {
return
0; };
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static
inline
uint32_t millis() {
return
0; };
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static
inline
void
randomSeed(
int
seed) { };
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static
inline
void
attachInterrupt(
int
pin,
void
(*interrupt)(),
int
level) { };
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// implemented functions for plain AVR
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#define delay(ms) _delay_ms(ms)
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#define delayMicroseconds(us) _delay_us(us)
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void
digitalWrite(
int
pin,
int
level);
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void
pinMode(
int
pin,
int
mode);
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#ifdef __cplusplus
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}
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#endif
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#ifdef __cplusplus
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static
inline
int
random(
int
max
) {
return
0; };
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static
inline
int
random(
int
min
,
int
max
) {
return
0; };
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#endif
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#endif
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#endif
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lcduint_t
unsigned int lcduint_t
Definition:
io.h:42
io.h
max
#define max(a, b)
Definition:
nano_gfx_types.h:40
min
#define min(a, b)
Definition:
nano_gfx_types.h:35
lcdint_t
int lcdint_t
Definition:
io.h:40
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