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- #!/usr/bin/env python
-
- import uasyncio as asyncio
- import bluetooth
- import time
-
- from scan import ble_scan
-
- serviceUuidVolcano3 = bluetooth.UUID("10100000-5354-4f52-5a26-4249434b454c")
- serviceUuidVolcano4 = bluetooth.UUID("10110000-5354-4f52-5a26-4249434b454c")
-
- service3 = None
- service4 = None
- characteristic1 = None
- characteristic3 = None
- characteristicd = None
- characteristicc = None
- characteristicf = None
- characteristic10 = None
- characteristic13 = None
- characteristic14 = None
-
- async def cache_services_characteristics(device, cb = None):
- global service3, service4
- global characteristic1, characteristic3
- global characteristicd, characteristicc
- global characteristicf, characteristic10
- global characteristic13, characteristic14
-
- service3 = None
- service4 = None
- characteristic1 = None
- characteristic3 = None
- characteristicd = None
- characteristicc = None
- characteristicf = None
- characteristic10 = None
- characteristic13 = None
- characteristic14 = None
-
- val = 0
-
- service3 = await device.service(serviceUuidVolcano3, 100)
- if cb != None:
- val += 1
- await cb(val)
-
- uuidc = bluetooth.UUID("1010000c-5354-4f52-5a26-4249434b454c")
- uuidd = bluetooth.UUID("1010000d-5354-4f52-5a26-4249434b454c")
- async for c in service3.characteristics(None, 100):
- if c.uuid == uuidc:
- characteristicc = c
- if cb != None:
- val += 1
- await cb(val)
-
- if c.uuid == uuidd:
- characteristicd = c
- if cb != None:
- val += 1
- await cb(val)
-
- # -------------------------------------------------------------------------
-
- service4 = await device.service(serviceUuidVolcano4, 100)
- if cb != None:
- val += 1
- await cb(val)
-
- uuid1 = bluetooth.UUID("10110001-5354-4f52-5a26-4249434b454c")
- uuid3 = bluetooth.UUID("10110003-5354-4f52-5a26-4249434b454c")
- uuidf = bluetooth.UUID("1011000f-5354-4f52-5a26-4249434b454c")
- uuid10 = bluetooth.UUID("10110010-5354-4f52-5a26-4249434b454c")
- uuid13 = bluetooth.UUID("10110013-5354-4f52-5a26-4249434b454c")
- uuid14 = bluetooth.UUID("10110014-5354-4f52-5a26-4249434b454c")
- async for c in service4.characteristics(None, 100):
- if c.uuid == uuid1:
- characteristic1 = c
- if cb != None:
- val += 1
- await cb(val)
-
- if c.uuid == uuid3:
- characteristic3 = c
- if cb != None:
- val += 1
- await cb(val)
-
- if c.uuid == uuidf:
- characteristicf = c
- if cb != None:
- val += 1
- await cb(val)
-
- if c.uuid == uuid10:
- characteristic10 = c
- if cb != None:
- val += 1
- await cb(val)
-
- if c.uuid == uuid13:
- characteristic13 = c
- if cb != None:
- val += 1
- await cb(val)
-
- if c.uuid == uuid14:
- characteristic14 = c
- if cb != None:
- val += 1
- await cb(val)
-
- return (val >= 10)
-
- async def get_current_temp(device):
- val = await characteristic1.read()
- num = int.from_bytes(val, "little")
- return num / 10.0
-
- async def get_target_temp(device):
- val = await characteristic3.read()
- num = int.from_bytes(val, "little")
- return num / 10.0
-
- async def set_target_temp(device, temp):
- attempts = 3
- while attempts > 0:
- val = int(temp * 10.0)
- d = val.to_bytes(4, "little")
- await characteristic3.write(d)
-
- attempts -= 1
-
- target = await get_target_temp(device)
- if abs(target - temp) < 0.5:
- return
- raise RuntimeError("Could not set target temperature")
-
- async def get_unit_is_fahrenheit(device):
- val = await characteristicd.read()
- num = int.from_bytes(val, "little")
- return (num & 0x200) != 0
-
- async def get_state(device):
- val = await characteristicc.read()
- num = int.from_bytes(val, "little")
- heater = (num & 0x0020) != 0
- pump = (num & 0x2000) != 0
- return (heater, pump)
-
- async def set_state(device, state):
- heater, pump = state
-
- attempts = 3
- while attempts > 0:
- attempts -= 1
- try:
- if heater == True:
- await characteristicf.write(int(0).to_bytes(1, "little"))
- elif heater == False:
- await characteristic10.write(int(0).to_bytes(1, "little"))
-
- if pump == True:
- await characteristic13.write(int(0).to_bytes(1, "little"))
- elif pump == False:
- await characteristic14.write(int(0).to_bytes(1, "little"))
- except:
- time.sleep(0.05)
- continue
-
- break
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