Rainbow Electronics AT77C105A - Manual (Page 13)

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AT77C105A [Preliminary]
5419A–BIOM–01/05
Function Registers
Note: 1. Navigation requires 3 registers. The reading of the first register (0b1000) enables the
reading of all 3 registers.
Table 16. Registers
Register Address (b3 down to b0) Read/Write
STATUS 0000 Read
MODECTRL 0001 Read/Write
ENCTRL 0010 Read/Write
HEATCTRL 0011 Read/Write
NAVCTRL 0100 Read/Write
CLICKCTRL 0101 Read/Write
MOVCTRL 0110 Read/Write
0111 Reserved
NAVIGATION (1) 1000 Read
NAVIGATION (1) 1001 Reserved
NAVIGATION (1) 1010 Reserved
PIXELCLICK 1011 Reserved
PIXELCLICK 1100 Reserved
PIXELCLICK 1101 Reserved
1110 Reserved