Optional Sub-D9 Connector For Rs232-Uart - Fujitsu F2MC-8L MB89210 Series Getting Started

2.1 Optional Sub-D9 connector for RS232-UART

A Sub-D9 male connector can be soldered to position CN3 on the main board. By use of a
standard 1:1 female/female cable the main-board can be connected to the COM port of the
PC.
In order to use the UART of the MB89210 device with the on-board RS232-transceiver, two
connections have to be wired manually:
Connect SOT and LUO on the daughter board as shown below.
Connect SIN and LUI on the daughter board as shown below.
Set Dip-SW2 to (1:ON, 2:OFF, 3:ON, 4:OFF).
3V
5V
SW3
SW2
Solder optional male-SUB-D9 connector in
order to use RS232-UART-transceiver.
Use 1:1 cable for PC-connection!
© Fujitsu Microelectronics Europe GmbH
Getting started
Chapter 2 Evaluation system configuration
16
15
If the RS232-tranceiver
wants to be used ...
- 7 -
Handwire SOT and LUO
Handwire SIN and LUI
AN-890023-10