Renesas M16C/29 Series User Manual

15. A/D Converter
puorG92/C61M
page 249
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Figure 15.25 Each Flag Operation in ADSTAT0 Register Associated with the Operation Example
in Delayed Trigger Mode 1 (1)
•Example when selecting AN 0 to AN 3 to A/D sweep pins (SCAN1 to SCAN0 = 01 2 )
A/D pin input
voltage sampling
A/D pin conversion
AN 0
AN 1
AN 2
AN 3
AD TRG pin input
•Example 1: When AD TRG pin falling edge is generated during AN 0 pin conversion
ADST flag
ADERR0 flag
ADERR1 flag
ADTCSF flag
ADSTT0 flag
ADSTT1 flag
ADSTRT0 flag
ADSTRT1 flag
IR bit in the ADIC
register
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Set to 0 b
y
interru
p
t re
q
uest acknowled
g
ement or a
p
ro
g
ram
Set to 0 by program
Do not set to 1 by program
AN 0
AN 1
AN 2
AN 3
•Example 2: When AD TRG pin falling edge is generated again after AN 0 pin conversion
ADST flag
ADERR0 flag
ADERR1 flag
ADTCSF flag
ADSTT0 flag
ADSTT1 flag
ADSTRT0 flag
ADSTRT1 flag
IR bit in the ADIC
register
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
ADST flag: Bit 6 in the ADCON0 register
ADERR0, ADERR1, ADTCSF, ADSTT0, ADSTT1, ADSTRT0 and ADSTRT1 flag: bits 0, 1, 3, 4, 5, 6 and 7 in the ADSTAT0 register
Set to 0 by interrupt request acknowledgment or a program
Set to 0 by program
Do not set to 1 by program
AD TRG pin input

Renesas M16C/29 Series Specifications

General

Brand	Renesas
Model	M16C/29 Series
Category	Microcontrollers
Language	English