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MAXREFDES117# Code Documentation
V01.00
Heart Rate / SpO2 Monitor
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#include <avr/io.h>
#include <Arduino.h>
Go to the source code of this file.
Macros | |
#define | SOFTI2DMASTER_H_ |
#define | I2C_TIMEOUT 100 |
#define | I2C_NOINTERRUPT 0 |
#define | I2C_SLOWMODE 1 |
#define | FAC 1 |
#define | I2C_CPUFREQ (F_CPU/FAC) |
#define | _SOFTI2C_H 1 |
#define | I2C_FASTMODE 0 |
#define | I2C_TIMEOUT_DELAY_LOOPS (I2C_CPUFREQ/1000UL)*I2C_TIMEOUT/4000UL |
#define | I2C_MAX_STRETCH 1 |
#define | I2C_DELAY_COUNTER (((I2C_CPUFREQ/25000L)/2-19)/3) |
#define | I2C_READ 1 |
#define | I2C_WRITE 0 |
#define | SDA_DDR (_SFR_IO_ADDR(SDA_PORT) - 1) |
#define | SCL_DDR (_SFR_IO_ADDR(SCL_PORT) - 1) |
#define | SDA_OUT _SFR_IO_ADDR(SDA_PORT) |
#define | SCL_OUT _SFR_IO_ADDR(SCL_PORT) |
#define | SDA_IN (_SFR_IO_ADDR(SDA_PORT) - 2) |
#define | SCL_IN (_SFR_IO_ADDR(SCL_PORT) - 2) |
#define | __tmp_reg__ 0 |
Functions | |
boolean | __attribute__ ((noinline)) i2c_init(void) |
void | i2c_delay_half (void) |
void | i2c_wait_scl_high (void) |
boolean | i2c_init (void) |
bool | i2c_start (uint8_t addr) |
bool | i2c_rep_start (uint8_t addr) |
void | i2c_start_wait (uint8_t addr) |
void | i2c_stop (void) |
bool | i2c_write (uint8_t value) |
uint8_t | i2c_read (bool last) |
#define __tmp_reg__ 0 |
Definition at line 199 of file SoftI2CMaster.h.
#define _SOFTI2C_H 1 |
Definition at line 85 of file SoftI2CMaster.h.
#define FAC 1 |
Definition at line 81 of file SoftI2CMaster.h.
#define I2C_CPUFREQ (F_CPU/FAC) |
Definition at line 82 of file SoftI2CMaster.h.
#define I2C_DELAY_COUNTER (((I2C_CPUFREQ/25000L)/2-19)/3) |
Definition at line 174 of file SoftI2CMaster.h.
#define I2C_FASTMODE 0 |
Definition at line 129 of file SoftI2CMaster.h.
#define I2C_MAX_STRETCH 1 |
Definition at line 161 of file SoftI2CMaster.h.
#define I2C_NOINTERRUPT 0 |
Definition at line 79 of file SoftI2CMaster.h.
#define I2C_READ 1 |
Definition at line 187 of file SoftI2CMaster.h.
#define I2C_SLOWMODE 1 |
Definition at line 80 of file SoftI2CMaster.h.
#define I2C_TIMEOUT 100 |
Definition at line 78 of file SoftI2CMaster.h.
#define I2C_TIMEOUT_DELAY_LOOPS (I2C_CPUFREQ/1000UL)*I2C_TIMEOUT/4000UL |
Definition at line 159 of file SoftI2CMaster.h.
#define I2C_WRITE 0 |
Definition at line 188 of file SoftI2CMaster.h.
#define SCL_DDR (_SFR_IO_ADDR(SCL_PORT) - 1) |
Definition at line 192 of file SoftI2CMaster.h.
#define SCL_IN (_SFR_IO_ADDR(SCL_PORT) - 2) |
Definition at line 196 of file SoftI2CMaster.h.
#define SCL_OUT _SFR_IO_ADDR(SCL_PORT) |
Definition at line 194 of file SoftI2CMaster.h.
#define SDA_DDR (_SFR_IO_ADDR(SDA_PORT) - 1) |
Definition at line 191 of file SoftI2CMaster.h.
#define SDA_IN (_SFR_IO_ADDR(SDA_PORT) - 2) |
Definition at line 195 of file SoftI2CMaster.h.
#define SDA_OUT _SFR_IO_ADDR(SDA_PORT) |
Definition at line 193 of file SoftI2CMaster.h.
#define SOFTI2DMASTER_H_ |
Definition at line 59 of file SoftI2CMaster.h.
void __attribute__ | ( | (noinline) | ) |
void i2c_delay_half | ( | void | ) |
Definition at line 207 of file SoftI2CMaster.h.
boolean i2c_init | ( | void | ) |
Definition at line 272 of file SoftI2CMaster.h.
uint8_t i2c_read | ( | bool | last | ) |
Definition at line 462 of file SoftI2CMaster.h.
bool i2c_rep_start | ( | uint8_t | addr | ) |
Definition at line 313 of file SoftI2CMaster.h.
bool i2c_start | ( | uint8_t | addr | ) |
Definition at line 295 of file SoftI2CMaster.h.
void i2c_start_wait | ( | uint8_t | addr | ) |
Definition at line 338 of file SoftI2CMaster.h.
void i2c_stop | ( | void | ) |
Definition at line 365 of file SoftI2CMaster.h.
void i2c_wait_scl_high | ( | void | ) |
Definition at line 225 of file SoftI2CMaster.h.
bool i2c_write | ( | uint8_t | value | ) |
Definition at line 385 of file SoftI2CMaster.h.