Analogue Control Interface
FX839
CLOCK/IRQ CONTROL Register (Hex Address $D0)
This register controls the ADC clock divide ratio:
Bits 7 to 3
Reserved for future use. These bits should be set to '0'.
DIVIDER
(Bit 2 to Bit 0)
The input clock divide ratio, which sets the ADC clock frequency is defined in the
following table:
Bit 2
Bit 1
Bit 0
Function
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
Powersave
÷1
÷2
÷4
÷8
÷16
÷32
÷64
Consumer Microcircuits Limited
11
1997
D/839/4