sm_tc

This is the python library to control the Eight Thermocouples DAQ 8-Layer Stackable HAT for Raspberry Pi.

Install

sudo pip install SMtc

Usage

~$ python
Python 3.10.7 (main, Nov  7 2022, 22:59:03) [GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import sm_tc
>>> tc = sm_tc.SMtc(0)
>>> tc.get_temp(1)
26.5
>>>

More usage example in the examples folder

Functions prototype

class sm_tc.SMtc(stack = 0, i2c = 1)

• Description
  • Init the SMtc object and check the card presence
• Parameters
  • stack : Card stack level [0..7] set by the jumpers
  • i2c : I2C port number, 1 - Raspberry default , 7 - rock pi 4, etc.
• Returns
  • card object

set_sensor_type(channel, val)

• Description
  • Set one channel thermocouple input type
• Parameters
  • channel: The input channel number 1 to 8
  • val: The thermocouple type [0..7] -> [B, E, J, K, N, R, S, T]
• Returns
  • none

get_sensor_type(channel)

• Description
  • Get one channel thermocouple input type
• Parameters
  • channel: The input channel number 1 to 8
• Returns
  • The thermocouple type [0..7] -> [B, E, J, K, N, R, S, T]

print_sensor_type(channel)

• Description
  • Print one channel thermocouple input type [B, E, J, K, N, R, S, T]
• Parameters
  • channel: The input channel number 1 to 8
• Returns
  • none

get_temp(channel)

• Description
  • Get one channel measured temperature in degee Celsious
• Parameters
  • channel: The input channel number 1 to 8
• Returns
  • Temperature in degree Celsious