Z8FMC16100 Datasheet, PDF (364/402 Pages) Zilog, Inc. – Z8 Encore-R Motor Control Flash MCUs

Z8 Encore!^® Motor Control Flash MCUs
Product Specification
342
Analog-to-Digital Converter (ADC)
Hex Address: F70
BITS
FIELD
RESET
R/W
ADDR
ADC Control Register 0 (ADCCT0)
7
6
5
START Reserved REFEN
4
3
ADCEN Reserved
0
0
R/W1
R/W
0
R/W
0
0
R/W
R/W
F70H
2
1
0
ANAIN[2:0]
0
0
0
R/W
R/W
R/W
Bit
Position
[7]
START
Value
(H)
0
1
[6]
0
[5]
REFEN
0
1
[4]
ADCEN 0
1
[3]
Reserved 0
Description
ADC Start / Busy
Writing to 0 has no effect.
Reading a 0 indicates the ADC is available to begin a conversion.
Writing to 1 starts a conversion.
Reading a 1 indicates a conversion is currently in progress.
Reserved—Must Be 0.
Reference Enable
Internal reference voltage is disabled allowing an external reference voltage to be
used by the ADC.
Internal reference voltage for the ADC is enabled. The internal reference voltage
can be measured on the VREF pin.
ADC Enable
ADC is disabled for low power operation.
ADC is enabled for normal use.
Reserved—Must Be 0.
PS024604-1005
PRELIMINARY
Appendix A—Register Tables