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Subversion Repositories mips32r1

[/] [mips32r1/] [trunk/] [Software/] [demos/] [XD2_Timer/] [src/] [drivers/] [i2c.c] - Blame information for rev 2

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#include "i2c.h"
 
void I2C_clear(void)
{
        volatile uint32_t *i2c = (volatile uint32_t *)I2C_ADDRESS;
        uint32_t cmd = (1 << 8);
 
        *i2c = cmd;
}
 
void I2C_EnQ(uint8_t byte)
{
        volatile uint32_t *i2c = (volatile uint32_t *)I2C_ADDRESS;
 
        uint32_t cmd = (1 << 9) | (uint32_t)byte;
        *i2c = cmd;
}
 
void I2C_transmit(void)
{
        volatile uint32_t *i2c = (volatile uint32_t *)I2C_ADDRESS;
 
        uint32_t cmd = (1 << 10);
        *i2c = cmd;
}
 
void I2C_setReceive(uint8_t bytes)
{
        volatile uint32_t *i2c = (volatile uint32_t *)I2C_ADDRESS;
 
        uint32_t cmd = (1 << 12) | (uint32_t)bytes;
        *i2c = cmd;
}
 
void I2C_receive(void)
{
        volatile uint32_t *i2c = (volatile uint32_t *)I2C_ADDRESS;
 
        uint32_t cmd = (1 << 11);
        *i2c = cmd;
}
 
uint32_t I2C_DeQ(void)
{
        volatile uint32_t *i2c = (volatile uint32_t *)I2C_ADDRESS;
 
        uint32_t data = *i2c;
        return data;
}
 

Line No.	Rev	Author	Line
1	2	ayersg	`#include "i2c.h"`
2
3			`void I2C_clear(void)`
4			`{`
5			`volatile uint32_t i2c = (volatile uint32_t )I2C_ADDRESS;`
6			`uint32_t cmd = (1 << 8);`
7
8			`*i2c = cmd;`
9			`}`
10
11			`void I2C_EnQ(uint8_t byte)`
12			`{`
13			`volatile uint32_t i2c = (volatile uint32_t )I2C_ADDRESS;`
14
15			`uint32_t cmd = (1 << 9) \| (uint32_t)byte;`
16			`*i2c = cmd;`
17			`}`
18
19			`void I2C_transmit(void)`
20			`{`
21			`volatile uint32_t i2c = (volatile uint32_t )I2C_ADDRESS;`
22
23			`uint32_t cmd = (1 << 10);`
24			`*i2c = cmd;`
25			`}`
26
27			`void I2C_setReceive(uint8_t bytes)`
28			`{`
29			`volatile uint32_t i2c = (volatile uint32_t )I2C_ADDRESS;`
30
31			`uint32_t cmd = (1 << 12) \| (uint32_t)bytes;`
32			`*i2c = cmd;`
33			`}`
34
35			`void I2C_receive(void)`
36			`{`
37			`volatile uint32_t i2c = (volatile uint32_t )I2C_ADDRESS;`
38
39			`uint32_t cmd = (1 << 11);`
40			`*i2c = cmd;`
41			`}`
42
43			`uint32_t I2C_DeQ(void)`
44			`{`
45			`volatile uint32_t i2c = (volatile uint32_t )I2C_ADDRESS;`
46
47			`uint32_t data = *i2c;`
48			`return data;`
49			`}`
50

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Subversion Repositories mips32r1

[/] [mips32r1/] [trunk/] [Software/] [demos/] [XD2_Timer/] [src/] [drivers/] [i2c.c] - Blame information for rev 2