Rainbow-electronics AT77C105A Manual do Utilizador descarregar pdf (Página 16)

AT77C105A [Preliminary]

5419A–BIOM–01/05

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

b6 b5 b4 b3 b2 b1 b0

CLICKEN MOVEN TRANSITEN SLICEN READERREN – –

0000000

b6 b5 b4 b3 b2 b1 b0

HEAT WDOGEN HEATV (MSB) HEATV(LSB) – – –

0000000

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