TC65 Terminal Hardware Interface Description
Confidential / Released
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TC65 Terminal_HD_V02.000b
Page 36 of 65
2007-02-19
Table 13: Assignment of the IO interface connector
Pin
Signal name
I/O
Description
1
I2CCLK_SPICLK
O
I2C or SPI Clock
2
I2CDAT_SPIDO
I/O
I2C Data or SPI Data out
3 GPIO3
I/O Programmable
GPIO
4 GPIO4
I/O Programmable
GPIO
5 GPIO5
I/O Programmable
GPIO
6 GPIO6
I/O Programmable
GPIO
7 GPIO2
I/O Programmable
GPIO
8 GPIO1
I/O Programmable
GPIO
9
ADC2_IN_P
I
Balanced analog 2 positive input
10
ADC2_IN_N
I
Balanced analog 2 negative input
11 BACKUP
I
Backup
battery
12
GND
Ground for power supply
13 SPICS
O SPI
Select
14
SPIDI
I
SPI Data In
15 GPIO9
I/O Programmable
GPIO
16
GPIO10
I/O
Programmable GPIO/ Pulse counter
17 GPIO7
I/O Programmable
GPIO
18 GPIO8
I/O Programmable
GPIO
19
VDD
O
Signal supply voltage
20 ONOFF
I
Ignition
21
ADC1_IN_P
I
Balanced analog 1 positive input
22
ADC1_IN_N
I
Balanced analog 1 negative input
23 GND
Signal
ground
24 POWER
I
Power
supply