User Manual

pg. 6
Copyright © 2017- www.SingleTact.com
2.1 Connectivity
The sensor is plugged into the FFC connector on the green interface board (with the sensor
connector pads facing upward). The connections are outlined in Figure 4.
Electrical parameters are outlined in Table 1.
Figure 3 Sensor Assembly
Figure 4 Interface board header connections
Table 1 Electrical parameters
Parameter
Value
Supply Voltage, Vcc
3.7 – 12V
I
2
C clock frequency
100KHz or 400KHz
I
2
C bus level
3 – 5V
I
2
C output range (sensor data)
10-bit (Operational FSR output 9-bit)
Analog output range
0 – 2V (Operational FSR output 0.5 – 1.5V)
Permitted analog output load
>5K
Frame Sync level
3.3V CMOS output
Sensor update rate (I
2
C or analog)
>140Hz (dependent on settings)
SingleTact.com
1
2
3
45
6
7
8
MCU
Note via orientation
CONNECTION
Reserved
I
2
C Interface (SDA)
Frame Sync
Ground
1
4
3
2
8
5
6
7
CONNECTION
Reserved
I
2
C Interface (SCL)
Analog Out
Vcc
PIN
NUMBER