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feierabend

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Sebastian
2025-06-01 02:33:01 +02:00
parent a3a4fd4fb4
commit c1ca96793c
2 changed files with 87 additions and 101 deletions
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141
soundcube-i2s-test/codec.h
View File

@ -1,69 +1,86 @@
#include <cstdint>
#pragma once
#include <cstdint>
#include <Wire.h>
#ifndef DEBUG
#define DEBUG false
#endif
struct CodecSettings{
public:
CodecSettings(uint8_t i2c_address, TwoWire *wire) : wire(wire), i2cAddress(i2c_address) {}
TwoWire *wire;
virtual void get() = 0;
uint8_t i2cAddress = 0x18;
uint8_t page;
uint8_t reg;
uint8_t len;
void write(){
selectPage(page);
cw(reg, get());
}
virtual uint8_t get() = 0;
void selectPage(int page){
cw(0x00, page);
}
void write(){
selectPage(page);
cw(reg, get());
}
void cw(unsigned char first, unsigned char second){
Wire1.beginTransmission(i2c_address);
Wire1.write(first);
Wire1.write(second);
int result = Wire1.endTransmission();
if(debug){
Serial.print(i2c_address, HEX);
Serial.print(" ");
Serial.print(first, HEX);
Serial.print(" ");
Serial.print(second, HEX);
Serial.print(" : ");
if(result == 0) {
Serial.println("OK");
} else {
Serial.print("ERROR: ");
Serial.println(result);
}
}
delay(5);
}
void read(uint8_t result[]){
selectPage(page);
cr(reg, result, len);
}
void cr(unsigned char first, uint8_t &result, size_t len){
Wire1.beginTransmission(i2c_address);
Wire1.write(first); // set register for read
Wire1.endTransmission(false); // false to not release the line
void selectPage(int page){
cw(0x00, page);
}
Wire1.requestFrom(i2c_address, len, true);
Wire1.readBytes(result, len);
if(debug){
Serial.print(first, HEX);
Serial.print(" ");
for (int i = 0; i < len; i++) {
Serial.print(result[i], HEX);
Serial.print(" ");
Serial.println(result[i], BIN);
}
void cw(unsigned char first, unsigned char second){
Wire1.beginTransmission(i2cAddress);
Wire1.write(first);
Wire1.write(second);
int result = Wire1.endTransmission();
if(DEBUG){
Serial.print(i2cAddress, HEX);
Serial.print(" ");
Serial.print(first, HEX);
Serial.print(" ");
Serial.print(second, HEX);
Serial.print(" : ");
if(result == 0) {
Serial.println("OK");
} else {
Serial.print("ERROR: ");
Serial.println(result);
}
}
delay(5);
}
void cr(unsigned char first, uint8_t result[], size_t len){
Wire1.beginTransmission(i2cAddress);
Wire1.write(first); // set register for read
Wire1.endTransmission(false); // false to not release the line
Wire1.requestFrom(i2cAddress, len, true);
Wire1.readBytes(result, len);
if(DEBUG){
Serial.print(first, HEX);
Serial.print(" ");
for (int i = 0; i < len; i++) {
Serial.print(result[i], HEX);
Serial.print(" ");
Serial.println(result[i], BIN);
}
}
}
};
struct ClockSettings1 : public CodecSettings{
ClockSettings1(uint8_t i2c_address, TwoWire *wire) : CodecSettings(i2c_address, wire) {}
uint8_t page = 0x00;
uint8_t reg = 0x04;
uint8_t len = 1;
enum PLLRange{
PLL_HIGH = 0b01000000,
@ -96,25 +113,30 @@ struct ClockSettings1 : public CodecSettings{
class TLV320AIC3204_Settings{
public:
TwoWire *wire;
uint8_t i2cAddress = 0x18;
static ClockSettings1 clock_settings_1;
ClockSettings1 clock_settings_1 = ClockSettings1(i2cAddress, wire);
};
class TLV320AIC3204{
public:
TLV320AIC3204(){i2c = &Wire}
TLV320AIC3204(TwoWire &wire) : i2c(&wire) {}
TLV320AIC3204(){settings.wire = &Wire;}
TLV320AIC3204(TwoWire *wire) {settings.wire = wire;}
uint8_t i2c_address = 0x18;
void init();
void begin(){};
void begin(TwoWire *wire) {settings.wire = wire;}
void begin(uint8_t i2cAddress, TwoWire *wire) {
settings.i2cAddress = i2cAddress;
settings.wire = wire;
}
void softReset(); // 0x00 0x01
void hardReset(); // reset pin
void softReset(){}; // 0x00 0x01
void hardReset(){}; // reset pin
void powerUp(); // power up
void powerUp(){}; // power up
void setClockMultiplexer(ClockSettings1::PLLRange range, ClockSettings1::PLLInputClock pll_input, ClockSettings1::CodecInputClock codec_input) {
settings.clock_settings_1.pll_range = range;
@ -134,10 +156,7 @@ class TLV320AIC3204{
void setLineOutVolumeL(int volume);
void setLineOutVolumeR(int volume);
bool debug = false;
private:
TwoWire *i2c;
TLV320AIC3204_Settings settings;

47
soundcube-i2s-test/soundcube-i2s-test.ino
View File

@ -4,9 +4,12 @@
*/
#include <Wire.h>
#include <I2S.h>
#include "codec.h"
I2S i2s(INPUT_PULLUP);
TLV320AIC3204 codec;
#define SIZE 16
#define ECHO 192000
int16_t buffer[SIZE];
@ -36,45 +39,6 @@ void codec_receive(){
}
}
void cw(unsigned char first, unsigned char second){
Wire1.beginTransmission(0x18);
Wire1.write(first);
Wire1.write(second);
int result = Wire1.endTransmission();
Serial.print(0x18, HEX);
Serial.print(" ");
Serial.print(first, HEX);
Serial.print(" ");
Serial.print(second, HEX);
Serial.print(" : ");
if(result == 0) {
Serial.println("OK");
} else {
Serial.print("ERROR: ");
Serial.println(result);
}
delay(5);
}
void cr(unsigned char first, size_t len){
Wire1.beginTransmission(0x18);
Wire1.write(first); // set register for read
Wire1.endTransmission(false); // false to not release the line
Wire1.requestFrom(0x18, len, true); // request bytes from register XY
Serial.print(first, HEX);
Serial.print(" ");
byte buff[len];
Wire1.readBytes(buff, len);
for (int i = 0; i < len; i++) {
Serial.print(buff[i], HEX);
Serial.print(" ");
Serial.println(buff[i], BIN);
}
}
void setup() {
i2s.setSysClk(48000);
@ -94,7 +58,8 @@ void setup() {
pinMode(20, OUTPUT); // CODEC reset
digitalWrite(20, HIGH);
codec.begin(&Wire1);
/*
// GENERAL
cw(0x00, 0x00); // select page 0
cw(0x01, 0x01); // soft reset
@ -192,6 +157,8 @@ void setup() {
Serial.println("P0_42 - Sticky Flags");
cr(0x2A, 1);
*/
i2s.onTransmit(codec_transmit);
i2s.onReceive(codec_receive);