Kirisun DP485 - Advanced Functions and Maintenance; Time-Out-Timer and Emergency Alarm

DP485 Service Manual
14
PIN NO.
Port NO.
Port Name
Function
A7
GPIO_D19
NC_GPIO
B7
GPIO_D20
ECO_0
Channel switch
C7
GPIO_D17
RED_LED
Red LED control
C3
AUX_OUTP
SPK+
Audio output after demodulation by HS8851
D3
AUX_OUTN
SPK-
NC
D1
M_MICP
AFDET
Transmit to HS8851 after reception and
demodulation by AT1846S
D2
M_MICN
NC
NC
E2
HP_MICN
MIC1
Transmit MIC signals to HS8851
H5
DM
USB_DM
USB
J5
DP
USB_DP
USB
L1
HPL_OUT
MOD1
Output digital MIC signals
M1
HPR_OUT
MOD2
NC
D21
SINK3
NC_SINK3
NC
B12
GPIO_D45
NC
NC
C11
GPIO_D55
NC_GPIO
NC
A9
GPIO_D59
APC_SW2
APC_SW2
C9
GPIO_D105
NC_GPIO
NC
C8
GPIO_D43
APC_SW1
APC_SW1
F15
GPIO_D8
NC_GPIO
NC
F14
GPIO_D9
QT/DQT IN
QT/DQT IN
F13
GPIO_D1
LCD_BL
LCD backlight control