2020-06-13 02:32:12 +02:00
|
|
|
# This file contains an example configuration with RPi as secondary mcu
|
|
|
|
|
|
2020-11-17 00:47:32 +01:00
|
|
|
# See docs/Config_Reference.md for a description of parameters.
|
2020-06-13 02:32:12 +02:00
|
|
|
|
|
|
|
|
# The rpi microcontroller is used as secondary.
|
|
|
|
|
# Typically, both the X and Y axes
|
|
|
|
|
# are connected to the main micro-controller. The rpi microcontroller is used
|
|
|
|
|
# on non time-critical functions such as enclosure sensors, additional fan or
|
|
|
|
|
# light sources
|
|
|
|
|
[mcu host]
|
|
|
|
|
serial: /tmp/klipper_host_mcu
|
|
|
|
|
|
|
|
|
|
# Example1: A led strip controlled by the GPIO20 on the RPi
|
|
|
|
|
[output_pin caselight]
|
|
|
|
|
pin: host:gpio20
|
|
|
|
|
# You can also write the pin in extended form by specifying
|
|
|
|
|
# the reference gpiochip.
|
|
|
|
|
#pin: host:gpiochip0/gpio20
|
|
|
|
|
|
|
|
|
|
[gcode_macro TOGGLE_CASELIGHT]
|
|
|
|
|
gcode:
|
|
|
|
|
SET_PIN PIN=caselight VALUE={(not printer['output_pin caselight'].value)|int}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# Example2: Using the i2c bus of the RPi to read a sensor
|
|
|
|
|
[temperature_sensor enclosure_temp]
|
|
|
|
|
sensor_type: HTU21D
|
|
|
|
|
i2c_mcu: host
|
|
|
|
|
i2c_bus: i2c.1
|
|
|
|
|
htu21d_hold_master: False
|
|
|
|
|
|
|
|
|
|
[gcode_macro QUERY_ENCLOSURE]
|
|
|
|
|
gcode:
|
2021-04-26 18:44:51 +02:00
|
|
|
{% set sensor = printer["htu21d enclosure_temp"] %}
|
2020-09-21 13:00:52 +02:00
|
|
|
{action_respond_info(
|
2020-06-13 02:32:12 +02:00
|
|
|
"Temperature: %.2f C\n"
|
|
|
|
|
"Humidity: %.2f%%" % (
|
2021-04-26 18:44:51 +02:00
|
|
|
sensor.temperature,
|
|
|
|
|
sensor.humidity))}
|
2020-06-13 02:32:12 +02:00
|
|
|
|
|
|
|
|
# Example 3:Using a pin on another gpiochip connected to the RPi
|
|
|
|
|
# (in this case on an MCP23017)
|
|
|
|
|
[fan]
|
|
|
|
|
pin: host:gpiochip2/gpio7
|
