2.2 Jumpers Overview

2.2 Jumpers Overview

 

 

Jumper Name

 

Function

 

Setting

 

 

J101-J103*1

 

Power selection

 

Short J101: select external power

 

 

 

 

Short J102: select JTAG power

 

 

 

 

 

 

Short J103: select USB power

 

 

J104*2

 

Voltage selection

 

Short 1,2: 5V

 

 

 

 

 

 

Short 2,3: 3.3V

 

 

J-USB-

 

USB Host/Function

Short 1,2: USB Function

 

 

J-USB+

 

selection

Short 2,3: USB Host

 

 

J105

Mode setting

Short: Programming mode

 

 

Open: Normal mode

 

 

 

 

 

 

 

J106

 

Oscillator Selection

 

Short 1,2: when 4M oscillator is used

 

 

 

 

Short 2,3: when 48M oscillator is used

 

 

 

 

 

 

 

 

J107

P22 connection

Short: connect P22 (UART_TX0) with MAX3232

 

 

Open: disconnect P22 (UART_TX0) with MAX3232

 

 

 

 

 

 

 

J701

Voltage division

Short: when 5V power is used

 

 

Open: when 3.3V power is used

 

 

 

 

 

Attention:

 

Table 2-1: Jumper List

 

 

 

 

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

Setting

 

 

UART-0

 

DB9 connector

Connect with PC via RS232 cable

 

 

 

 

 

 

 

 

 

 

J106

Oscillator Selection

Open

 

 

 

J105

Mode setting

short

 

 

 

J107

 

P22 connection

short

 

 

 

 

 

 

Table 2-2: Setting for UART On-Board Programming

 

2.4 Setting for USB On-Board Programming

 

 

 

 

 

 

 

 

 

 

 

Part Number

 

 

Function

 

 

Setting

 

 

USBFUNCTION

 

 

USB function connector

 

Connect with PC via USB cable

 

 

 

 

 

 

 

 

 

 

 

J-USB-

 

 

Function/Host selection

 

Short 1,2

 

 

J-USB+

 

 

 

 

 

 

 

 

 

 

 

 

 

J105

 

Mode setting

 

 

Short

 

 

J106

 

 

Oscillator Selection

 

 

Short 1,2

 

 

J107

 

P22 connection

 

 

Open

 

 

J701

 

Voltage division

 

 

Short: when 5V power is used

 

 

 

 

 

Open: when 3.3V power is used

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 2-3: Setting for USB On-Board Programming

 

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Fujitsu MB9B500 Series Jumpers Overview, Setting for UART On-Board Programming, Setting for USB On-Board Programming