diff options
| -rw-r--r-- | src/driver/scd4x.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/driver/scd4x.cc b/src/driver/scd4x.cc index dfb6ee0..3ad34a0 100644 --- a/src/driver/scd4x.cc +++ b/src/driver/scd4x.cc @@ -37,7 +37,7 @@ void SCD4x::read() txbuf[0] = 0xec; txbuf[1] = 0x05; - if (i2c.xmit(address, 1, txbuf, 9, rxbuf) == 0) { + if (i2c.xmit(address, 2, txbuf, 9, rxbuf) == 0) { co2 = (rxbuf[0] << 8) + rxbuf[1]; rawTemperature = ((rxbuf[3] << 8) + rxbuf[4]); rawHumidity = (rxbuf[6] << 8) + rxbuf[7]; |