Rainbow Electronics AT77C105A - Manual (Page 14)

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AT77C105A [Preliminary]
5419A–BIOM–01/05
Status Register Register Name: Status (8 bits)
Access Type: Read Only
Function: State of AT77C105A
• CLICK: Click detection
0: default
1: click detected
• MOV: Movement detection
0: default
1: X or Y movement detected
• TRANSIT: Not used, for testing only
• SLICE: Not used, for testing only
• READERR: Read error detection
0: default, no error
1: read error detected
Note: To clear the interrupts, the status register is initialized after each reading from the host.
b7 b6 b5 b4 b3 b2 b1 b0
CLICK MOV TRANSIT SLICE READERR – – –
0 0 0 0 0 0 0 0