diff options
| author | Damien George | 2019-10-16 14:27:01 +1100 |
|---|---|---|
| committer | Damien George | 2019-10-16 14:28:13 +1100 |
| commit | 595438785879552912a1a6832a4f2715f4e82272 (patch) | |
| tree | 13ae28b3606733ceb3e55f90b9b4bb3c37c249df /drivers | |
| parent | 615d6b3c66da710d2b43de9ad889eae4fd6bd366 (diff) | |
drivers/onewire/ds18x20.py: Add support for DS1822 sensor.
DS1822P sensors behave just like the DS18B20 except for the following:
- it has a different family code: 0x22
- it has only the GND and DQ pins connected, it uses parasitic power from
the data line
Contributed by @nebelgrau77.
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/onewire/ds18x20.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/onewire/ds18x20.py b/drivers/onewire/ds18x20.py index bf0609483..272642239 100644 --- a/drivers/onewire/ds18x20.py +++ b/drivers/onewire/ds18x20.py @@ -13,7 +13,7 @@ class DS18X20: self.buf = bytearray(9) def scan(self): - return [rom for rom in self.ow.scan() if rom[0] == 0x10 or rom[0] == 0x28] + return [rom for rom in self.ow.scan() if rom[0] in (0x10, 0x22, 0x28)] def convert_temp(self): self.ow.reset(True) |