aht20: add device

2026-08-21 15:09:00 +00:00 · 2021-05-11 22:19:27 -07:00
parent 6b58fdc95a
commit d1ace44754
6 changed files with 260 additions and 0 deletions
@@ -0,0 +1,20 @@
+package aht20
+
+import "errors"
+
+const (
+	Address = 0x38
+
+	CMD_INITIALIZE = 0xBE
+	CMD_STATUS     = 0x71
+	CMD_TRIGGER    = 0xAC
+	CMD_SOFTRESET  = 0xBA
+
+	STATUS_BUSY       = 0x80
+	STATUS_CALIBRATED = 0x08
+)
+
+var (
+	ErrBusy    = errors.New("device busy")
+	ErrTimeout = errors.New("timeout")
+)