6,7 → 6,7 |
#define RAM_Tamb 0x06 // Ta address in the RAM |
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//*High and Low level of clock |
// High and Low level of clock |
#define HIGHLEV 40 // max. 50us |
#define LOWLEV 100 // max. 30ms |
#define TBUF 20 |
17,7 → 17,7 |
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#define mSDA_HIGH() output_float(SDA); // SDA float |
#define mSDA_LOW() output_low(SDA); // SDA low |
#define mSCL_HIGH() output_float(SCL); //output_high(SCL); // SCL high |
#define mSCL_HIGH() output_float(SCL); // SCL float |
#define mSCL_LOW() output_low(SCL); // SCL low |
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#define ACK 0 |
42,13 → 42,14 |
delay_us( TBUF ); // Generate bus free time between Stop |
// and Start condition (Tbuf=4.7us min) |
mSDA_LOW(); // Clear SDA line |
delay_us( TBUF ); // Hold time after (Repeated) Start |
// Condition. After this period, the first clock is generated. |
delay_us( TBUF ); // Hold time after (Repeated) Start Condition. |
// After this period, the first clock is generated. |
//(Thd:sta=4.0us min) |
mSCL_LOW(); // Clear SCL line |
// enable_interrupts(GLOBAL); |
delay_us( TBUF ); // Wait a few microseconds |
} |
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//********************************************************************************************* |
// STOP CONDITION ON SMBus |
//********************************************************************************************* |