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Prep for multiple addresses

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This commit is contained in:
Theo Arends 2020-12-06 17:31:18 +01:00
parent 931929c952
commit 9593e6da21
1 changed files with 20 additions and 5 deletions
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25
tasmota/xsns_66_iAQ.ino
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@ -19,6 +19,11 @@
#ifdef USE_I2C #ifdef USE_I2C
#ifdef USE_IAQ #ifdef USE_IAQ
/*********************************************************************************************\
* iAQ-Core - Indoor Air Quality Sensor
*
* I2C Address: 0x5A
\*********************************************************************************************/
#define XSNS_66 66 #define XSNS_66 66
#define XI2C_46 46 // See I2CDEVICES.md #define XI2C_46 46 // See I2CDEVICES.md
@ -35,22 +40,32 @@ struct {
int32_t resistance; int32_t resistance;
uint16_t pred; uint16_t pred;
uint16_t Tvoc; uint16_t Tvoc;
uint8_t i2c_address;
uint8_t status; uint8_t status;
bool ready; bool ready;
} iAQ; } iAQ;
void IAQ_Init(void) void IAQ_Init(void) {
{
if (!I2cSetDevice(I2_ADR_IAQ)) { return; } if (!I2cSetDevice(I2_ADR_IAQ)) { return; }
I2cSetActiveFound(I2_ADR_IAQ, "IAQ"); I2cSetActiveFound(I2_ADR_IAQ, "IAQ");
iAQ.i2c_address = I2_ADR_IAQ;
iAQ.ready = true; iAQ.ready = true;
/*
for (iAQ.i2c_address = I2_ADR_IAQ; iAQ.i2c_address < I2_ADR_IAQ +5; iAQ.i2c_address++) {
if (I2cActive(iAQ.i2c_address)) { continue; }
if (I2cSetDevice(iAQ.i2c_address)) {
I2cSetActiveFound(iAQ.i2c_address, "IAQ");
iAQ.ready = true;
break;
}
}
*/
} }
void IAQ_Read(void) void IAQ_Read(void) {
{
uint8_t buf[9]; uint8_t buf[9];
buf[2] = IAQ_STATUS_I2C_ERR; // populate entry with error code buf[2] = IAQ_STATUS_I2C_ERR; // populate entry with error code
Wire.requestFrom((uint8_t)I2_ADR_IAQ,sizeof(buf)); Wire.requestFrom(iAQ.i2c_address, sizeof(buf));
for( uint32_t i=0; i<9; i++ ) { for( uint32_t i=0; i<9; i++ ) {
buf[i]= Wire.read(); buf[i]= Wire.read();
} }