Chapter 4 Jumpers and Switches
UG-910097-11
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© Fujitsu Semiconductor Europe GmbH
4.8 Capacitive Touch Buttons (BT:1,2,3,4,5 , JP: 9,10,12,13,14)
Following is the connection between the Capacitive Buttons and Jumpers:
The details of jumper settings are explained below:
Jumper
Setting
Description
JP9
Closed
BT1 connected to MCU’s AN4 (pin118)
Open
BT1 disconnected to MCU’s AN4 (pin118)
JP10
Closed
BT2 connected to MCU’s AN3 (pin117)
Open
BT2 disconnected to MCU’s AN3 (pin117)
JP12
Closed
BT3 connected to MCU’s AN2 (pin116)
Open
BT3 disconnecte
d to MCU’s AN2 (pin116)
JP13
Closed
BT4 connected to MCU’s AN1 (pin115)
Open
BT4 disconnected to MCU’s AN1 (pin115)
JP14
Closed
BT5 connected to MCU’s AN0 (pin114)
Open
BT5 disconnected to MCU’s AN0 (pin114)
Table 8. Jumper settings for Capacitive Touch Buttons.
4.9 Ambient Light Sensor (ALS) U6 (JP8)
The Ambient Light Sensor (ALS) is connected to an A/D channel pin.
JP8
Connects or disconnects the sensor output from MCU pin AN17 (pin 138)
Jumper
Setting
Description
JP8
Closed
Connects the ALS output to MCU pin AN17 (pin 138)
Open
Disconnects the ALS output from MCU pin AN17 (pin 138)
Table 9. Jumper Settings for Ambient Light Sensor U6.
4.10 Potentiometer RP1 (JP11)
Similar to the Ambient Light Sensor, the potentiometer is connected to an A/D channel pin.
JP11
Connects or disconnects the Potentiometer output from MCU pin AN16 (pin 137)
Jumper
Setting
Description
JP11
Closed
Connects the Potentiometer to MCU pin AN16 (pin 137)
Open
Disconnects the Potentiometer from MCU pin AN16 (pin 137)
Table 10. Jumper Settings for Potentiometer RP1.
