Jumpers Overview; Setting For Uart On-Board Programming; Setting For Usb On-Board Programming - Fujitsu MB9B500 Series User Manual

2.2 Jumpers Overview

Jumper Name Function
*1
J101-J103 Power selection
*2
J104 Voltage selection
J-USB- USB Host/Function
J-USB+ selection
J105 Mode setting
J106 Oscillator Selection
J107 P22 connection
J701 Voltage division
Attention:
1) Never short J101-103 at the same time! When Keil U-Link ME is used, JTAG power
can not be used.
2) When Keil U-link is used, only 3.3V can be selected, never select 5V power!

2.3 Setting for UART On-Board Programming

Part Number Function
UART-0 DB9 connector
J106 Oscillator Selection
J105 Mode setting
J107 P22 connection

2.4 Setting for USB On-Board Programming

Part Number Function
USBFUNCTION USB function connector
J-USB-
Function/Host selection
J-USB+
J105 Mode setting
J106 Oscillator Selection
J107 P22 connection
J701 Voltage division
Setting
Short J101: select external power
Short J102: select JTAG power
Short J103: select USB power
Short 1,2: 5V
Short 2,3: 3.3V
Short 1,2: USB Function
Short 2,3: USB Host
Short: Programming mode
Open: Normal mode
Short 1,2: when 4M oscillator is used
Short 2,3: when 48M oscillator is used
Short: connect P22 (UART_TX0) with MAX3232
Open: disconnect P22 (UART_TX0) with MAX3232
Short: when 5V power is used
Open: when 3.3V power is used
Table 2-1: Jumper List
Setting
Connect with PC via RS232 cable
Open
short
short
Table 2-2: Setting for UART On-Board Programming
Setting
Connect with PC via USB cable
Short 1,2
Short
Short 1,2
Open
Short: when 5V power is used
Open: when 3.3V power is used
Table 2-3: Setting for USB On-Board Programming
8