Descriptions and drawings
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2.4.8
X902 – Connector for NXHX-RS232 adapter module (UART)
Pin header connector
X902
for the serial
NXHX-RS232
adapter module
(part number 7923.010). For identifying the connector on the board, see
position
(5)
in section
Positions of interfaces and operating
To enable a UART connection to your development PC via the NXHX-
RS232 module mounted onto this interface, put switch 2 of
S701
into ON
S701 – Slide switches for selecting JTAG, UART,
By using the UART console mode, you can e.g. download a firmware file to
the internal flash memory of the netX 90 SoC.
X902
Pin
Signal
1
AIF_U0_TXD
2
AIF_U0_RXD
3
AIF_U0_RTS
4
AIF_U0_CTS
5
GND
6
+3V3
7
Not connected
8
Not connected
9
Not connected
10
Not connected
Table 22: Pin assignments X902
For the technical details of the
NXHX-RS232
adapter module, see section
NXHX-RS232 serial interface adapter
NXHX 90-JTAG | Device description
DOC170202HW03EN | Revision 3 | English | 2019-01 | Released | Public
© Hilscher 2019