Rainbow Electronics AT77C104B - Manual (Page 14)

14
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