Processor; General; Connectors - Benefon DRAGON TDP70WN Service Manual

LOGIC / AUDIO
OC2285 Processor/Audio/RF

5.1 PROCESSOR

5.1.1 General

The entire radio: The audio, processor and RF functions are found within a
single OC2200 board, along with the display and keyboard.
The processor controls the audio and radio (RF) parts, internal devices and
external accessories.
The µCBIC (processor-asic) includes:
µCBIC
PROM
SIS

5.1.2 Connectors:

5.1.2.1 Connector for service purposes only
1 V-PROG
2 GEN_OUTPUT
3 CHGDET
4 SCL
5 SDA
6 TXDO
7 GEN_INPUT
8 RXDO
5.1.2.2 Headset connector, V2
1 HFMIC
2 HEADSET
3 HFERP
4 GND
4Z2200GB.fm
H8/300H-cpu, 10k*8 CMOS RAM, 8 A/D, 4 D/A, 48
IG3010 pcs I/O lines,3 series-interfaces, 2 modem-interfaces,
i2c-interface, frequency counter, realtime clock
29DL800BT Flash program memory
Asic for SIS-function, 256k*8 EEPROM + Universal
IG2048
EEPROM for tuning values
flash programming voltage
rx audio signal output
charger detector
i2c clock
i2c clock
RS232 output
tx audio signal output
RS232 input
microphone signal input
headset detector
earphone signal output
ground
Product: TDP70WN /
5.9.2000
OC2285 Processor/Audio/RF
0.5/12 -14 Vdc
100 mVrms
0/VCC digital
0/VCC digital
0/VCC digital
0/VCC digital
200 mVrms
0/VCC digital
10 mVrms
0/VCC digital
100 mVrms
2