DP580 Service Manual
T18 GPIO_D109 MICSELECT
Switch to internal/external microphone
AA15 GPIO_D30/D93 PASELECT
Switch to internal/external speaker
AC16 GPIO_D110 MUTE Speaker mute (mute at low level)
Data 0 of parallel interfaced LCD
Data 1 of parallel interfaced LCD
Data 2 of parallel interfaced LCD
Data 3 of parallel interfaced LCD
Data 4 of parallel interfaced LCD
Data 5 of parallel interfaced LCD
Data 6 of parallel interfaced LCD
Data 7 of parallel interfaced LCD
AB20 LCD_WR LCD_WR LCD read/write control
Data command of serial LCD
Bluetooth module power switch
F11 GPIO2
MANDOWNPO
Power switch of Man Down (on at high
T21 GPIO_D97 KB_C1 Key pad
12