scd4x: implement driver for CO2 sensor

Signed-off-by: deadprogram <ron@hybridgroup.com>
2026-08-19 14:14:00 +00:00 · 2022-04-30 17:24:54 +02:00
parent dbff576c9e
commit c235509580
5 changed files with 259 additions and 0 deletions
@@ -0,0 +1,25 @@
+package scd4x
+
+const (
+	// Address is default I2C address.
+	Address = 0x62
+
+	CmdDataReady                        = 0xE4B8
+	CmdFactoryReset                     = 0x3632
+	CmdForcedRecal                      = 0x362F
+	CmdGetAltitude                      = 0x2322
+	CmdGetASCE                          = 0x2313
+	CmdGetTempOffset                    = 0x2318
+	CmdPersistSettings                  = 0x3615
+	CmdReadMeasurement                  = 0xEC05
+	CmdReinit                           = 0x3646
+	CmdSelfTest                         = 0x3639
+	CmdSerialNumber                     = 0x3682
+	CmdSetAltitude                      = 0x2427
+	CmdSetASCE                          = 0x2416
+	CmdSetPressure                      = 0xE000
+	CmdSetTempOffset                    = 0x241D
+	CmdStartLowPowerPeriodicMeasurement = 0x21AC
+	CmdStartPeriodicMeasurement         = 0x21B1
+	CmdStopPeriodicMeasurement          = 0x3F86
+)