Versicharge: fix power reading (#31359) (#31363)

andig · web-flow · commit c4f79ef83b0b · 2026-06-30T17:49:13.000Z
diff --git a/charger/versicharge.go b/charger/versicharge.go
@@ -160,7 +160,7 @@ func (wb *Versicharge) CurrentPower() (float64, error) {
 	var sum float64
 	for i := range 3 {
 		if u := binary.BigEndian.Uint16(b[2*i:]); u != 0xFFFF {
-			sum += float64(u)
+			sum += float64(int16(u))
 		}
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -160,7 +160,7 @@ func (wb *Versicharge) CurrentPower() (float64, error) {`
`160`	`160`	`var sum float64`
`161`	`161`	`for i := range 3 {`
`162`	`162`	`if u := binary.BigEndian.Uint16(b[2*i:]); u != 0xFFFF {`
`163`		`- sum += float64(u)`
	`163`	`+ sum += float64(int16(u))`
`164`	`164`	`}`
`165`	`165`	`}`
`166`	`166`