Z8FMC16100 Series Flash MCU
Product Specification
203
Calibration and Compensation
A user can perform calibration and store the values into Flash, or the user code can per-
form a manual offset calibration. There is no provision for manual gain calibration.
ADC Control Register 0
The ADC Control Register 0 initiates the A/D conversion and provides ADC status infor-
mation. See Table 104.
Table 104. ADC Control Register 0 (ADCCT0)
BITS
7
6
5
4
3
2
1
0
START
Reserved REFEN
ADCEN Reserved
ANAIN[2:0]
FIELD
0
0
0
0
0
0
0
0
RESET
R/W
R/W1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
F70H
ADDR
Bit
Value
(H)
Description
Position
[7]
ADC Start / Busy
START
0
1
0
0
1
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.
[6]
Reserved—Must Be 0.
Reference Enable
[5]
REFEN
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.
[4]
ADC Enable
ADCEN
0
1
ADC is disabled for low power operation.
ADC is enabled for normal use.
Reserved—Must Be 0.
[3]
Reserved
0
PS024604-1005
P R E L I M I N A R Y
Calibration and Compensation
ZILOG [ ZILOG, INC. ]
