Hardware Interfaces; Pin Assignment Of The 80-Pole Smd Connector; Table 4-1 Pin Assignment Of The 80-Pole Smd Connector - Siemens M20 Terminal Technical Description

Siemens Information and Communication Products
4

Hardware interfaces

4.1

Pin assignment of the 80-pole SMD connector

The location of PIN 1 is shown in
Parallel display data bus
Parallel display data bus
Parallel display data bus
Parallel display data bus
Parallel display data enable
Parallel display write
Reset
Ignition
Clear to send
Receive data
Ring indication
VSB to/from controller
Synchronisation
VSB to/from controller clock
VSB to/from controller data input
VSB to/from controller data output
Data terminal ready
Ground
6 V Power supply
6 V Power supply
6 V Power supply
6 V Power supply
6 V Power supply
Ground
Ground
Ground
Data set ready
SIM card reset
SIM card data
Reserved pin
Download enable
not connected
Keypad column 2
Keypad column 0
Keypad row 4
Keypad row 2
Keypad row 0
Hookswitch
Ground
Microphone minus
Speaker minus
Table 4-1 Pin assignment of the 80-pole SMD connector
Version 8 dated 15.03.00
"Design drawing of the M20"
Site on PCB
Pin 1 D14
Pin 2 D12
Pin 3 D10
Pin 4 D8
Pin 5 DE
Pin 6 HWR#
Pin 7 RES#
Pin 8 IGNITION
Pin 9 USCCTS
Pin 10 USCRX
Pin 11 USCRI
Pin 12 VSFS_C
Pin 13 VSCLK_C
Pin 14 VSDI_C
Pin 15 VSDO_C
Pin 16 DTR
Pin 17 GND
Pin 18 DC_IN
Pin 19 DC_IN
Pin 20 DC_IN
Pin 21 DC_IN
Pin 22 DC_IN
Pin 23 GND
Pin 24 GND
Pin 25 GND
Pin 26 DSR
CCRST
Pin 27
Pin 28 CCIO
Pin 29 GPCS
Pin 30 BOOTCODEEN
Pin 31 NC
Pin 32 KPC2
Pin 33 KPC0
Pin 34 KPR4
Pin 35 KPR2
Pin 36 KPR0
Pin 37 HOOKSW
Pin 38 GND
Pin 39 MICN
Pin 40 SPN
.
D15 Pin 80
D13 Pin 79
D11 Pin 78
D9 Pin 77
DRS Pin 76
DCS# Pin 75
POWER_ON Pin 74
USCRTS Pin 73
USCTX Pin 72
RXDATA Pin 71
TXDATA Pin 70
VSFS_V Pin 69
VSCLK_V Pin 68
VSDO_V Pin 67
VSDI_V Pin 66
GND Pin 65
GND Pin 64
GND Pin 63
DC_IN Pin 62
DC_IN Pin 61
DC_IN Pin 60
DC_IN Pin 59
DC_IN Pin 58
GND Pin 57
GND Pin 56
CCCLK Pin 55
DCD
Pin 54
CCIN Pin 53
CCVCC Pin 52
GPIO1 Pin 51
GPIO0 Pin 50
KPC3 Pin 49
KPC1 Pin 48
KPR5 Pin 47
KPR3 Pin 46
KPR1 Pin 45
BUZZER Pin 44
GND Pin 43
MICP Pin 42
SPP Pin 41
Hardware interfaces
Parallel display data bus
Parallel display data bus
Parallel display data bus
Parallel display data bus
Parallel display address (A0)
Parallel display chip select
Power on indication
Request to send
Transmit data
2. serial interface receive data
2. serial interface transmit data
VSB to/from codec
Synchronisation
VSB to/from codec clock
VSB to/from codec data output
VSB to/from codec data input
Ground
Ground
Ground
6 V Power supply
6 V Power supply
6 V Power supply
6 V Power supply
6 V Power supply
Ground
Ground
SIM card clock
Data carrier detect
SIM card inserted
SIM card supply
Battery load indicator
Supply source indicator
Keypad column 3
Keypad column 1
Keypad row 5
Keypad row 3
Keypad row 1
Buzzer
Ground
Microphone plus
Speaker plus
A
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