Digilent Pmod CMPS2 Reference Manual - Page 2
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Pmod CMPS2™ Reference Manual
Overview
The Digilent Pmod CMPS2 is a 3 axis anisotropic magneto-resistive sensor. With Memsic's MMC34160PJ, the local
magnetic field strength in a ±16 Gauss range with a heading accuracy of 1° and up to 0.5 mG of resolution.
1
Specifications
Parameter
Power Supply Voltage
Output Resolution
Alignment Error
Parameter
Total RMS Noise
Total RMS Noise
Total RMS Noise
Total RMS Noise
Max Output Data Rate
Max Output Data Rate
Max Output Data Rate
Max Output Data Rate
Parameter
Field Range for Each Axis
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Min
1.62
12
-3
Condition
16 bits at 7.92 ms/S
16 bits at 4.08 ms/S
14 bits at 2.16 ms/S
12 bits at 1.20 ms/S
16 bits at 7.92 ms/S
16 bits at 4.08/S
14 bits at 2.16 ms/S
12 bits at 1.20 ms/S
Features include:
Low noise 3-axis Digital Compass
0.5 mG Field Resolution in ±16 Gauss fields
I²C Slave, FAST (≤400 kHz) mode
Optional pull-up resistors for SCL and SDA pins
±1° heading accuracy
Small PCB size for flexible designs 0.8" × 1.25" (2.0
cm × 3.2 cm)
6-pin Pmod connector with I²C serial interface
Pass-through Pmod host port for daisy chaining
Follows Digilent
Library and example code in the Pmod
CMPS2
Resource Center
Typical
Max
1.8
3.6
14
16
±1
+3
Value
1.5
2.0
4.0
6.0
125
250
450
800
Value
±16
Pmod Interface Specification 1.1.0
Units
V
bits
Degrees
Units
mG
mG
mG
mG
Hz
Hz
Hz
Hz
Units
G
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