u-blox ZED-F9P Interface Description - Manual
Advance Information
CFG-TXREADY-* Configuration Items continued
Configuration Item Key ID Type Scale Unit Description
CFG-TXREADY-POLARITY 0x10a20002 L - - The polarity of the tx ready pin: false:
high-active, true:low-active
CFG-TXREADY-PIN 0x20a20003 U1 - - Pin number to use for the tx ready
functionality
CFG-TXREADY-THRESHOLD 0x30a20004 U2 - - Amount of data that should be ready
on the interface before triggering the
tx ready pin
CFG-TXREADY-INTERFACE 0x20a20005 E1 - - Interface where the tx ready feature
should be linked to
See Constants for CFG-TXREADY-INTERFACE below for a list of possible constants for this item.
Constants for CFG-TXREADY-INTERFACE
Constant Value Description
I2C 0 I2C interface
SPI 1 SPI interface
6.7.24 CFG-UART1: Configuration of the UART1 Interface
Settings needed to configure the UART1 communication interface.
CFG-UART1-* Configuration Items
Configuration Item Key ID Type Scale Unit Description
CFG-UART1-BAUDRATE 0x40520001 U4 - - The baud rate that should be
configured on the UART1
CFG-UART1-STOPBITS 0x20520002 E1 - - Number of stopbits that should be
used on UART1
See Constants for CFG-UART1-STOPBITS below for a list of possible constants for this item.
CFG-UART1-DATABITS 0x20520003 E1 - - Number of databits that should be
used on UART1
See Constants for CFG-UART1-DATABITS below for a list of possible constants for this item.
CFG-UART1-PARITY 0x20520004 E1 - - Parity mode that should be used on
UART1
See Constants for CFG-UART1-PARITY below for a list of possible constants for this item.
CFG-UART1-ENABLED 0x10520005 L - - Flag to indicate if the UART1 should
be enabled
Constants for CFG-UART1-STOPBITS
Constant Value Description
HALF 0 0.5 stopbits
ONE 1 1.0 stopbits
ONEHALF 2 1.5 stopbits
TWO 3 2.0 stopbits
Constants for CFG-UART1-DATABITS
Constant Value Description
EIGHT 0 8 databits
SEVEN 1 7 databits
UBX-18010854 - R04 Advance Information Page 227 of 259
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