M30622MA-XXXFP RENESAS [Renesas Technology Corp], M30622MA-XXXFP Datasheet - Page 416

• Manufacturer Part Number: M30622MA-XXXFP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY
• Manufacturer: RENESAS [Renesas Technology Corp]

A-D Converter
Figure 2.7.18. Set-up procedure of repeat sweep 0 mode
Repeatedly carries out A-D conversion on pins
selected through the A-D sweep pin select bit.
(b15)
Transmitting conversion result to A-D register i
Selecting Sample and hold
b7
Setting A-D control register 0 and A-D control register 1
b7
Setting A-D conversion start flag
b7
b7
b7
Setting A-D conversion start flag
Note: Rewrite to analog input pin select bit after changing A-D operation mode.
0
1
0
0
1 1
b0
b0
b0
(b8)
b0
1
b0
A-D conversion method select bit
A-D conversion start flag
Invalid in repeat sweep mode 0
Repeat sweep mode 0 is selected
(Note)
Trigger select bit
A-D conversion start flag
Frequency select bit 0
A-D conversion start flag
b7
1 : With sample and hold
0 : A-D conversion disabled
0 : Software trigger
0 : A-D conversion disabled
0 : f
1 : A-D conversion started
1 : f
A-D control register 0
[Address 03D6
A-D control register 0 [Address 03D6
ADCON0
A-D control register 2 [Address 03D4
ADCON2
A-D control register 0 [Address 03D6
ADCON0
AD
AD
/4 is selected
/2 is selected
16
] ADCON0
Start A-D conversion
b0
Stop A-D conversion
Eight low-order bits of A-D conversion result
During 10-bit mode
During 8-bit mode
Two high-order bits of A-D conversion result
When read, the content is indeterminate
A-D register 0
A-D register 1
A-D register 2
A-D register 3
A-D register 4
A-D register 5
A-D register 6
A-D register 7
b7
0 0
16
16
16
]
]
]
1
[Address 03C1
[Address 03C3
[Address 03C5
[Address 03C7
[Address 03C9
[Address 03CB
[Address 03CD
[Address 03CF
0
b0
16
16
16
16
16
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
16
16
16
A-D sweep pin select bit (Note)
A-D operation mode select bit 1 (Note)
8/10-bit mode select bit
Frequency select bit 1
Vref connect bit
External op-amp connection mode bit
b7 b6
, 03C0
, 03C2
, 03C4
, 03C6
, 03C8
b1 b0
0 (Must always be “0” in repeat sweep mode 0)
0 0 : ANEX0 and ANEX1 are not used
, 03CA
, 03CE
0 0 : AN
0 1 : AN
1 0 : AN
1 1 : AN
0 : 8-bit mode
1 : 10-bit mode
0 : f
1 : f
1 : Vref connected
, 03CC
A-D control register 1 [Address 03D7
ADCON1
AD
AD
/2 or f
16
16
16
16
16
16
16
is selected
16
0
0
0
0
] AD0
] AD1
] AD2
] AD3
] AD4
] AD5
] AD7
] AD6
, AN
to AN
to AN
to AN
AD
1
/4 is selected
(2 pins)
3
5
7
(4 pins)
(6 pins)
(8 pins)
Mitsubishi microcomputers
M16C / 62 Group
16
]
401