Configuration

All parameters are optional. They all have a defined default value.

The serial configuration is stored in the file "serial.xt".

Parameter name

type

Description

The output device. Supported values are; uart, spi, i2c (default=uart)

UART

SPI

Parameter name

spi_speed_hz

spi_mode

Description

SPI speed in Hz (default=1000000 [1Mhz])

SPI mode. Valid values are: 0,1,2,3 (default=0)

I2C

Parameter name

i2c_address

i2c_speed_mode

Description

The I2C device address. Address is given in hex. (default=30)

The I2C speed.Valid values are: standard (100kHz), fast (400kHz). (default=fast)

Example:

#serial.txt

#type=uart

# UART #

#uart_baud=115200

#uart_bits=8

#uart_parity=none

#uart_stopbits=1

# SPI #

#spi_speed_hz=1000000

#spi_mode=0

# I2C #

#i2c_address=30

#i2c_speed_mode=fast