Andy Reid
/
A2_Interface3_V_0_0
Fork of A2_Interface3_V_0_0 by
Audio.h
- Committer:
- rogermcardell
- Date:
- 2017-08-10
- Revision:
- 0:ea876cfd7385
File content as of revision 0:ea876cfd7385:
/* Programmer: Roger McArdell Date: 04/08/2017 For Texas Instraments TLV320ADC3101 Versions V0.1 First version */ static uint8_t DSPAddWrite = '\x30'; // 7 bit Address is \x18 + write bit = \x30 static uint8_t DSPAddRead = '\x31'; // 7 bit address is \x18 + read bit = \x31 // Prototypes void ReadDSP(char Page, char RegAdd, uint8_t Bytes) { char TempRead[Bytes]; char TempWrite[5]; TempWrite[0] = Page; TempWrite[1] = '\x0'; I2CBus.start(); 2CBus.write(DSPAddWrite, &TempWrite, 2); // Select page N (Write data N to register 0 regardless of the current page number). assumed repeated-START condition is not required I2CBus.read(DSPAddRead, TempRead, Bytes); // Read or write data from/to valid registers in page N. // Read or write data from/to valid registers in page N. // Select new page M (Write data M to register 0 regardless of the current page number). // Read or write data from/to valid registers in page M. // Repeat as desired I2CBus.stop(); pc.printf("DSP Register %d: \r\n",SlaveAdd); for (uint8_t I = 0; I < Bytes; I++) { pc.printf("Value is %d: \r\n",TempRead[I]); } }