Digilent Pmod CMPS2 Manuale di riferimento - Pagina 4
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Pmod CMPS2™ Reference Manual
2.2.2 Status Register
Bit Name
RSV
RSV
RSV
RSV
ST_XYZ_OK
Rd_Done
Pump On
RSV
2.2.3 Internal Control Registers
Bit Name
Refill Cap
RST
SET
No Boost
CM Freq1²
CM Freq0²
Cont Mode On
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Data Registers addresses 0x00 to 0x05
Address
0x02
0x03
0x04
0x05
Bit Number
Bit Description
[7]
Reserved
[6]
Reserved
[5]
Reserved
[4]
Reserved
[3]
ST_XYZ_OK
[2]
Rd_Done
[1]
Pump On
[0]
Meas Done
Bit Number
Bit Description
[7]
Refill Cap
[6]
Reset Sensor
[5]
Set Sensor
[4]
No boost
[3]
Continuous
Measurement bit 1
[2]
Continuous
Measurement bit 0
[1]
Continuous
Measurement
Mode
[0]
Take Measurement
Register Name
Y out LSB
Y out MSB
Z out LSB
Z out MSB
Bit Values
Functional Description
0¹
Reserved Bit
0¹
Reserved Bit
0¹
Reserved Bit
0¹
Reserved Bit
0¹
Indicates that the selftest was OK when
this bit is a "1"
0¹
Indicates that chip was successfully able
to read its memory.
0¹
This bit indicates the status of the charge
pump.
0¹
Indicates that a measurement event is
completed.
Internal Control 0
Bit Values
0¹
0¹
0¹
0¹
0¹
0¹
0¹
0¹
Functional Description
Setting this bit will recharge
the
capacitor at the CAP pin, it is
requested to be issued
before the SET/RESET
command
Setting this bit will reset the
sensor
Setting this bit will set the
sensor
Disable the charge pump
Controls the continuous
measurement rate of the
chip
Controls the continuous
measurement rate of the
chip
Setting this bit enables
Continuous Measurement
Mode
Setting this bit will initiate a
reading
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