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docs: Note the use of bus enumerations in Config_Changes.md 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-04-01 00:34:01 -04:00
parent f8bde6b1ef
commit 0615ab5f89
2 changed files with 8 additions and 4 deletions
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9
config/example-extras.cfg
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@ -946,9 +946,10 @@
# I2C address used by this expander. Depending on the hardware jumpers # I2C address used by this expander. Depending on the hardware jumpers
# this is one out of the following addresses: 62 63 112 113. This # this is one out of the following addresses: 62 63 112 113. This
# parameter must be provided. # parameter must be provided.
#i2c_bus: 0 #i2c_bus:
# If the I2C implementation of your microcontroller supports multiple I2C # If the I2C implementation of your microcontroller supports
# busses, you may specify the bus number here. The default is 0. # multiple I2C busses, you may specify the bus name here. The
# default is to use the default micro-controller i2c bus.
# Configure a TMC2130 stepper motor driver via SPI bus. To use this # Configure a TMC2130 stepper motor driver via SPI bus. To use this
@ -1084,7 +1085,7 @@
# Select the SPI bus the TMC2660 stepper driver is connected to. # Select the SPI bus the TMC2660 stepper driver is connected to.
# This depends on the physical connections on your board, as well as # This depends on the physical connections on your board, as well as
# the SPI implementation of your particular micro-controller. The # the SPI implementation of your particular micro-controller. The
# default is bus 0. # default is to use the default micro-controller spi bus.
#spi_speed: 4000000 #spi_speed: 4000000
# SPI bus frequency used to communicate with the TMC2660 stepper # SPI bus frequency used to communicate with the TMC2660 stepper
# driver. The default is 4000000. # driver. The default is 4000000.

3
docs/Config_Changes.md
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@ -6,6 +6,9 @@ All dates in this document are approximate.
# Changes # Changes
20190404: The i2c_bus and spi_bus parameters (in various config
sections) now take a bus name instead of a number.
20190404: The sx1509 config parameters have changed. The 'address' 20190404: The sx1509 config parameters have changed. The 'address'
parameter is now 'i2c_address' and it must be specified as a decimal parameter is now 'i2c_address' and it must be specified as a decimal
number. Where 0x3E was previously used, specify 62. number. Where 0x3E was previously used, specify 62.