Enctrl register, Heatctrl register – Rainbow Electronics AT77C104B User Manual
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AT77C104B
5347B–BIOM–08/04
Enctrl Register
Register Name:Enctrl (7 bits)
Access Type:Read/Write
Function:Interrupts control
•
CLICKEN: click interrupts enable
0: default
1: click IRQ enabled
IRQ is generated when a click is detected.
•
MOVEN: movement interrupts enable
0: default
1: movement IRQ enabled
IRQ is generated when an X or Y movement is detected.
•
TRANSITEN: not used, for testing only
•
SLICEN: not used, for testing only
•
READERREN: read error interrupts enable
0: default
1: read error IRQ enabled
IRQ is generated when a read error is detected.
Note:
The interrupt is cleared after the status register is read.
Heatctrl Register
Register Name:Heatctrl (7 bits)
Access Type:Read/Write
Function:Heating control
•
HEAT: sensor heating
0: default, no heating
1: heating
The default value is recommended to optimize power consumption.
•
WDOGEN: watchdog enable
0: default
1: watchdog enabled
Watchdog automatically stops heating of the sensor after a time-out.
b6
b5
b4
b3
b2
b1
b0
CLICKEN
MOVEN
TRANSITEN
SLICEN
READERREN
–
–
0
0
0
0
0
0
0
b6
b5
b4
b3
b2
b1
b0
HEAT
WDOGEN
HEATV (MSB)
HEATV(LSB)
–
–
–
0
0
0
0
0
0
0