snickerdoodle Platform Controller
firmware for STM32F0 platform controller
Data Structures | Macros | Enumerations | Functions
sd_i2c.h File Reference

I2C Control. More...

Go to the source code of this file.

Data Structures

struct  sd_i2c_dev
 I2C device structure. More...
 

Macros

#define SD_I2C_SWITCH_ADDR   0xE0
 
#define SD_I2C_CHANNEL_NONE   0x00
 
#define SD_I2C_CHANNEL_0   0x01
 
#define SD_I2C_CHANNEL_1   0x02
 
#define SD_I2C_CHANNEL_2   0x04
 
#define SD_I2C_CHANNEL_3   0x08
 
#define SD_I2C_CHANNEL_4   0x10
 
#define SD_I2C_CHANNEL_5   0x20
 
#define SD_I2C_CHANNEL_6   0x40
 
#define SD_I2C_CHANNEL_7   0x80
 
#define SD_I2C_JA1   SD_I2C_CHANNEL_0
 
#define SD_I2C_JA2   SD_I2C_CHANNEL_1
 
#define SD_I2C_JB1   SD_I2C_CHANNEL_2
 
#define SD_I2C_JB2   SD_I2C_CHANNEL_3
 
#define SD_I2C_JC1   SD_I2C_CHANNEL_4
 
#define SD_I2C_J3   SD_I2C_CHANNEL_5
 
#define SD_I2C_J2   SD_I2C_CHANNEL_7
 

Enumerations

enum  sd_i2c_err {
  SD_I2C_SUCCESS = 0x4A0D, SD_I2C_NULL_ERROR, SD_I2C_LOCKED, SD_I2C_TIMEOUT,
  SD_I2C_ERROR
}
 I2C error enumeration. More...
 
enum  sd_i2c_state { SD_I2C_INITIALIZED = 0x0E60, SD_I2C_READY, SD_I2C_BUSY }
 I2C state enumeration. More...
 

Functions

void sd_i2c1_init (void)
 I2C1 Initialization Initialize low-level hardware peripheral and set device handle. More...
 
void sd_i2c2_init (void)
 I2C2 Initialization Initialize low-level hardware peripheral and set device handle. More...
 
enum sd_i2c_err sd_i2C_set_chan (struct sd_i2c_dev *dev, uint8_t chan)
 Set I2C channel Set I2C channel (more than one channel may be specified) to broadcast messages. More...
 

Detailed Description

I2C Control.

Author
R. Bush bush@.nosp@m.krtk.nosp@m.l.com
Version
v1.0
Date
2016 March 28
Copyright
FreeBSD

Copyright (c) 2016, krtkl inc. All rights reserved.

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