Инструкции По Обслуживанию для Sigma Gold TDP-52-SN3
27.1.1999
8dds50gb_fm5.fm
3
Product: DDS-50(Office set) / YO0311
8.1.2 Connectors
8.1.2.1 Main module OO0303
AUX/PWR_IN_1, AUX/PWR_IN_2
V2
PIN #
NAME
DESCRIPTION
LEVEL
1,2
VB
power in
max. 10 V, 1,5 A
3
PH_VOLT
mobile battery voltage
4
nc
5
AUX_MIC
auxiliary microphone signal
6,7
GND
ground
8
AUX_ERP
auxiliary earphone signal
9
nc
10
I2CINT
I2C bus interrupt
11
SCL
I2C bus clock
12
SDA
I2C bus data
13
TxD
RS-232 TxD
14
RxD
RS-232 RxD
15
nc
16
VB_CTRL
power supply control
0 - 5 VDC
PIN #
NAME
DESCRIPTION
LEVEL
1
GND
ground
2
HS_MIC
Handset microphone signal
3
HS_ERP
Handset earphone signal
4
PH_R
phone charge indicator led, red
0 / 5 VDC
5
PH_G
phone charge indicator led, green
0 / 5 VDC
6
B_R
battery charge indicator led, red
0 / 5 VDC
7
B_G
battery charge indicator led, green
0 / 5 VDC
8
SWITCH
battery discharge switch
0/ 5 VDC