Skip to content

Allow configuration of the low voltage alarm #25

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 3 commits into from
May 1, 2023
Merged

Allow configuration of the low voltage alarm #25

Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
9de0775
Allow configuration of the low voltage alarm
jrrickerson Apr 24, 2023
06170bc
Make pylint happy
jrrickerson Apr 24, 2023
8699361
Correct the percent range check
jrrickerson Apr 28, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
28 changes: 28 additions & 0 deletions adafruit_lc709203f.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,8 @@
LC709203F_CMD_CELLTEMPERATURE = const(0x08)
LC709203F_CMD_THERMISTORB = const(0x06)
LC709203F_CMD_STATUSBIT = const(0x16)
LC709203F_CMD_ALARMPERCENT = const(0x13)
LC709203F_CMD_ALARMVOLTAGE = const(0x14)


class CV:
Expand Down Expand Up @@ -233,6 +235,32 @@ def thermistor_enable(self, status: bool) -> None:
raise ValueError("thermistor_enable must be True or False")
self._write_word(LC709203F_CMD_STATUSBIT, status)

@property
def low_voltage_alarm_percent(self) -> int:
"""Return the current low voltage alarm percentage.
0 indicates disabled."""
return self._read_word(LC709203F_CMD_ALARMPERCENT)

@low_voltage_alarm_percent.setter
def low_voltage_alarm_percent(self, percent: int) -> None:
"""Set the low voltage alarm percentage.
Value of 0 disables the alarm"""
if not 0 <= percent <= 100:
raise ValueError("alarm voltage percent must be 0-100")
self._write_word(LC709203F_CMD_ALARMPERCENT, percent)

@property
def low_voltage_alarm(self) -> int:
"""Return the current low voltage alarm value in mV
0 indicates disabled"""
return self._read_word(LC709203F_CMD_ALARMVOLTAGE)

@low_voltage_alarm.setter
def low_voltage_alarm(self, voltage: int) -> None:
"""Set the low voltage alarm value in mV.
Value of 0 disables the alarm."""
self._write_word(LC709203F_CMD_ALARMVOLTAGE, voltage)

# pylint: disable=no-self-use
def _generate_crc(self, data: ReadableBuffer) -> int:
"""8-bit CRC algorithm for checking data"""
Expand Down