Table 2-11
config.txt
file variables
config.txt
variable
UART interface or connector Comment
USBPORT1
Serial<>USB bridge PORT1
Serial<>USB bridge connects to DBG USB connector through the USB
hub.
USBPORT2
Serial<>USB bridge PORT2
USBPORT3
Serial<>USB bridge PORT3
USBPORT4
Serial<>USB bridge PORT4
UART0
DB9 connector on back panel
A ribbon cable connects the DB9 connector to the 5×2 way header UART0
on the board.
The header and DB9 connector pins follow the RS232 specification. No
pin 10 on the 5×2 way header.
UART1
DB9 connector on back panel
A ribbon cable connects the DB9 connector to the 5×2 way header UART1
on the board.
The header and DB9 connector pins follow the RS232 specification. No
pin 10 on the 5×2 way header.
UART2
UART2 5×2 way header on board The header pins follow the RS232 specification. No pin 10.
UART3
UART3 5×2 way header on board The header pins follow the RS232 specification. No pin 10.
PCC_UART4
UART4 port on PCC
-
PCC_UART5
UART5 port on PCC
-
PCC_UART6
UART6 port on PCC
-
UART memory addresses
4.8 UART memory addresses and control registers
for information on the UART base
memory addresses and control registers.
Related information
1.3 The N1 SDP at a glance
2 Hardware description
2.10 UARTs
101489_0000_02_en
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