Operations Of A/D Converter Functions - Fujitsu F2MC-8L F202RA Hardware Manual

12.6

Operations of A/D Converter Functions

The A/D converter can be activated with software or activated continuously.
■
Activating the A/D Converter Functions
● Software activation
To activate A/D conversion functions with software, set registers as shown in Figure 12.6-1 .
Figure 12.6-1 Setting A/D Conversion Functions (at Software Activation)
When A/D conversion is activated, the operations of A/D conversion functions are started. In addition,
even during conversion, A/D conversion functions can be reactivated.
● Continuous activation
To activate A/D conversion functions continuously, set registers as shown in Figure 12.6-2 .
bit7 bit6 bit5
ADC1 ANS2 ANS1 ANS0
ADC2 RESV4 RESV3 ADCK ADIE
0 0
The results of A/D conversion are stored.
ADDH
ADDL The results of A/D conversion are stored.
ADEN
: Used bit
: Unused bit
1 : Set "1"
0 : Set "0"
: Set "1" to an appropriate bit
bit4 bit3 bit2 bit1
ADI ADMV RESV0
RESV2 EXT RESV1
0 0
CHAPTER 12 A/D CONVERTER
bit0
AD
1
1
273