# Welcome to SM8crt’s documentation!
# Install
```bash
sudo pip install SM8crt
```
or
```bash
sudo pip3 install SM8crt
```
# Update
```bash
sudo pip install SM8crt -U
```
or
```bash
sudo pip3 install SM8crt -U
```
# Initiate class
```console
$ python
Python 3.11.8 (main, Feb 12 2024, 14:50:05) [GCC 13.2.1 20230801] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import SM8crt
>>> sm = SM8crt.SM8crt()
>>> sm.set_led(2, 1) # Set LED 2 to ON
>>>
```
# Documentation
<a id="module-SM8crt"></a>
### *class* SM8crt.SM8crt(stack=0, i2c=1)
Bases: `object`
Python class to control the 8crt Card for Raspberry Pi.
* **Parameters:**
* **stack** (*int*) – Stack level/device number.
* **i2c** (*int*) – i2c bus number
#### cal_crt(channel, value)
Calibrate current readings.
Calibration must be done in 2 points. The further the points are
apart, the more accurate the calibration will be.
* **Parameters:**
* **channel** (*int*) – Channel number
* **value** (*int*) – Current(A) value
#### calib_status()
Get current calibration status of device.
* **Returns:**
(int) Calib status
#### get_all_leds()
Get all leds state as bitmask.
* **Returns:**
(int) Leds state bitmask
#### get_button()
Get button status.
* **Returns:**
(bool) status
: True(ON)/False(OFF)
#### get_button_latch()
Get button latch status.
* **Returns:**
(bool) status
: True(ON)/False(OFF)
#### get_crt(channel)
Read the instantenous current(A) of one input channel.
* **Parameters:**
**channel** (*int*) – Channel number [1..8]
* **Returns:**
(float) Current value in amperes(A)
#### get_crt_range(channel)
Get the full scale range for a current sensor.
* **Parameters:**
**channel** (*int*) – Channel number [1..8]
* **Returns:**
(int) Full scale range in amperes(A)
#### get_crt_rms(channel)
Read the RMS current(A) of one input channel.
* **Parameters:**
**channel** (*int*) – Channel number [1..8]
* **Returns:**
(float) RMS current value in amperes(A)
#### get_crt_sensor_type(channel)
Get the type of current sensor.
Type 0 = 2.5V +/- 0.625V
Type 1 = 2.5V +/- 1V
* **Parameters:**
**channel** (*int*) – Channel number [1..8]
* **Returns:**
(int) 0 or 1 indicating sensor type
#### get_led(led)
Get led state.
* **Parameters:**
**led** (*int*) – Led number
* **Returns:**
0(OFF) or 1(ON)
#### get_rtc()
Get rtc time.
* **Returns:**
(tuple) date(year, month, day, hour, minute, second)
#### get_version()
Get firmware version.
Returns: (int) Firmware version number
#### set_all_leds(val)
Set all leds states as bitmask.
* **Parameters:**
**val** (*int*) – Led bitmask
#### set_crt_range(channel, value)
Set the full scale range for a current sensor.
* **Parameters:**
* **channel** (*int*) – Channel number [1..8]
* **value** (*int*) – Full scale range in amperes(A) [1..300]
#### set_crt_sensor_type(channel, sensor_type)
Set the type of current sensor.
Type 0 = 2.5V +/- 0.625V
Type 1 = 2.5V +/- 1V
* **Parameters:**
* **channel** (*int*) – Channel number [1..8]
* **sensor_type** (*int*) – 0 or 1 indicating sensor type
#### set_led(led, val)
Set led state.
* **Parameters:**
* **led** (*int*) – Led number
* **val** – 0(OFF) or 1(ON)
#### set_rtc(year, month, day, hour, minute, second)
Set rtc time.
* **Parameters:**
* **year** (*int*) – current year
* **month** (*int*) – current month
* **day** (*int*) – current day
* **hour** (*int*) – current hour
* **minute** (*int*) – current minute
* **second** (*int*) – current second
#### wdt_clear_reset_count()
Clear watchdog counter.
#### wdt_get_init_period()
Get watchdog initial period.
* **Returns:**
(int) Initial watchdog period in seconds
#### wdt_get_off_period()
Get watchdog off period in seconds.
* **Returns:**
(int) Watchdog off period in seconds.
#### wdt_get_period()
Get watchdog period in seconds.
* **Returns:**
(int) Watchdog period in seconds
#### wdt_get_reset_count()
Get watchdog reset count.
* **Returns:**
(int) Watchdog reset count
#### wdt_reload()
Reload watchdog.
#### wdt_set_init_period(period)
Set watchdog initial period.
* **Parameters:**
**period** (*int*) – Initial period in second
#### wdt_set_off_period(period)
Set off period in seconds
* **Parameters:**
**period** (*int*) – Off period in seconds
#### wdt_set_period(period)
Set watchdog period.
* **Parameters:**
**period** (*int*) – Watchdog period in seconds
<!-- vi:se ts=4 sw=4 et: -->
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"description": "# Welcome to SM8crt\u2019s documentation!\n\n# Install\n\n```bash\nsudo pip install SM8crt\n```\n\nor\n\n```bash\nsudo pip3 install SM8crt\n```\n\n# Update\n\n```bash\nsudo pip install SM8crt -U\n```\n\nor\n\n```bash\nsudo pip3 install SM8crt -U\n```\n\n# Initiate class\n\n```console\n$ python\nPython 3.11.8 (main, Feb 12 2024, 14:50:05) [GCC 13.2.1 20230801] on linux\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\n>>> import SM8crt\n>>> sm = SM8crt.SM8crt()\n>>> sm.set_led(2, 1) # Set LED 2 to ON\n>>>\n```\n\n# Documentation\n\n<a id=\"module-SM8crt\"></a>\n\n### *class* SM8crt.SM8crt(stack=0, i2c=1)\n\nBases: `object`\n\nPython class to control the 8crt Card for Raspberry Pi.\n\n* **Parameters:**\n * **stack** (*int*) \u2013 Stack level/device number.\n * **i2c** (*int*) \u2013 i2c bus number\n\n#### cal_crt(channel, value)\n\nCalibrate current readings.\nCalibration must be done in 2 points. The further the points are\napart, the more accurate the calibration will be.\n\n* **Parameters:**\n * **channel** (*int*) \u2013 Channel number\n * **value** (*int*) \u2013 Current(A) value\n\n#### calib_status()\n\nGet current calibration status of device.\n\n* **Returns:**\n (int) Calib status\n\n#### get_all_leds()\n\nGet all leds state as bitmask.\n\n* **Returns:**\n (int) Leds state bitmask\n\n#### get_button()\n\nGet button status.\n\n* **Returns:**\n (bool) status\n : True(ON)/False(OFF)\n\n#### get_button_latch()\n\nGet button latch status.\n\n* **Returns:**\n (bool) status\n : True(ON)/False(OFF)\n\n#### get_crt(channel)\n\nRead the instantenous current(A) of one input channel.\n\n* **Parameters:**\n **channel** (*int*) \u2013 Channel number [1..8]\n* **Returns:**\n (float) Current value in amperes(A)\n\n#### get_crt_range(channel)\n\nGet the full scale range for a current sensor.\n\n* **Parameters:**\n **channel** (*int*) \u2013 Channel number [1..8]\n* **Returns:**\n (int) Full scale range in amperes(A)\n\n#### get_crt_rms(channel)\n\nRead the RMS current(A) of one input channel.\n\n* **Parameters:**\n **channel** (*int*) \u2013 Channel number [1..8]\n* **Returns:**\n (float) RMS current value in amperes(A)\n\n#### get_crt_sensor_type(channel)\n\nGet the type of current sensor.\n\nType 0 = 2.5V +/- 0.625V\nType 1 = 2.5V +/- 1V\n\n* **Parameters:**\n **channel** (*int*) \u2013 Channel number [1..8]\n* **Returns:**\n (int) 0 or 1 indicating sensor type\n\n#### get_led(led)\n\nGet led state.\n\n* **Parameters:**\n **led** (*int*) \u2013 Led number\n* **Returns:**\n 0(OFF) or 1(ON)\n\n#### get_rtc()\n\nGet rtc time.\n\n* **Returns:**\n (tuple) date(year, month, day, hour, minute, second)\n\n#### get_version()\n\nGet firmware version.\n\nReturns: (int) Firmware version number\n\n#### set_all_leds(val)\n\nSet all leds states as bitmask.\n\n* **Parameters:**\n **val** (*int*) \u2013 Led bitmask\n\n#### set_crt_range(channel, value)\n\nSet the full scale range for a current sensor.\n\n* **Parameters:**\n * **channel** (*int*) \u2013 Channel number [1..8]\n * **value** (*int*) \u2013 Full scale range in amperes(A) [1..300]\n\n#### set_crt_sensor_type(channel, sensor_type)\n\nSet the type of current sensor.\n\nType 0 = 2.5V +/- 0.625V\nType 1 = 2.5V +/- 1V\n\n* **Parameters:**\n * **channel** (*int*) \u2013 Channel number [1..8]\n * **sensor_type** (*int*) \u2013 0 or 1 indicating sensor type\n\n#### set_led(led, val)\n\nSet led state.\n\n* **Parameters:**\n * **led** (*int*) \u2013 Led number\n * **val** \u2013 0(OFF) or 1(ON)\n\n#### set_rtc(year, month, day, hour, minute, second)\n\nSet rtc time.\n\n* **Parameters:**\n * **year** (*int*) \u2013 current year\n * **month** (*int*) \u2013 current month\n * **day** (*int*) \u2013 current day\n * **hour** (*int*) \u2013 current hour\n * **minute** (*int*) \u2013 current minute\n * **second** (*int*) \u2013 current second\n\n#### wdt_clear_reset_count()\n\nClear watchdog counter.\n\n#### wdt_get_init_period()\n\nGet watchdog initial period.\n\n* **Returns:**\n (int) Initial watchdog period in seconds\n\n#### wdt_get_off_period()\n\nGet watchdog off period in seconds.\n\n* **Returns:**\n (int) Watchdog off period in seconds.\n\n#### wdt_get_period()\n\nGet watchdog period in seconds.\n\n* **Returns:**\n (int) Watchdog period in seconds\n\n#### wdt_get_reset_count()\n\nGet watchdog reset count.\n\n* **Returns:**\n (int) Watchdog reset count\n\n#### wdt_reload()\n\nReload watchdog.\n\n#### wdt_set_init_period(period)\n\nSet watchdog initial period.\n\n* **Parameters:**\n **period** (*int*) \u2013 Initial period in second\n\n#### wdt_set_off_period(period)\n\nSet off period in seconds\n\n* **Parameters:**\n **period** (*int*) \u2013 Off period in seconds\n\n#### wdt_set_period(period)\n\nSet watchdog period.\n\n* **Parameters:**\n **period** (*int*) \u2013 Watchdog period in seconds\n\n<!-- vi:se ts=4 sw=4 et: -->\n\n\n",
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