SIGMA BENEFON TDP-52-SN3 - Manual (Page 135)

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