Operations And Setting Procedure Example - Fujitsu 8FX Hardware Manual

MB95630H Series
15.5

Operations and Setting Procedure Example

The 8/10-bit A/D converter can activate A/D conversion with the software or
activate A/D conversion continuously according to the setting of the EXT bit in
the ADC2 register.
■ Operations of 8/10-bit A/D Converter Conversion Function
● Software activation
To activate the A/D conversion function with the software, do the settings shown in Figure
15.5-1.
Figure 15.5-1 Settings for A/D Conversion Function (Software Activation)
ADC1
ADC2
ADDH
ADDL
: Bit to be used
× : Unused bit
0 : Set to "0"
1 : Set to "1"
When the A/D conversion function is activated, A/D conversion starts. In addition, the A/D
conversion function can be re-activated even during conversion.
MN702-00009-2v0-E
bit7 bit6 bit5
ANS3 ANS2 ANS1
AD8 TIM1 TIM0
- - -
A/D converted value retained
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER 15 8/10-BIT A/D CONVERTER
15.5 Operations and Setting Procedure
bit4 bit3 bit2
ANS0 ADI ADMV Reserved
ADCK ADIE EXT
× 0
- - -
Example
bit1 bit0
AD
0 1
CKDIV1 CKDIV0
A/D converted value retained
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