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onewire improvements

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This commit is contained in:
HattoriHanzo031
2024-10-02 20:07:17 +02:00
committed by Ron Evans
parent 07216d3051
commit 109cab4f3b
2 changed files with 19 additions and 11 deletions
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ds18b20/ds18b20.go
+2 -2
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@@ -19,7 +19,7 @@ type OneWireDevice interface {
Write(uint8)
Read() uint8
Select([]uint8) error
Сrc8([]uint8, int) uint8
Сrc8([]uint8) uint8
}
// Device wraps a connection to an 1-Wire devices.
@@ -69,7 +69,7 @@ func (d Device) ReadTemperatureRaw(romid []uint8) ([]uint8, error) {
for i := 0; i < 9; i++ {
spb[i] = d.owd.Read()
}
if d.owd.Сrc8(spb, 8) != spb[8] {
if d.owd.Сrc8(spb) != 0 {
return nil, errReadTemperature
}
return spb[:2:2], nil