M16C Datasheet, PDF (150/262 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Preliminary Specifications REV.B
Mitsubishi microcomputers
Specifications in this manual are tentative and subject to change.
M16C / 6N Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
A-D Converter
fAD2
VREF
AVSS
VCUT=0
VCUT=1
CKS0=1
1/2
1/2
CKS0=0
Resistor ladder
CKS1=1
AD
CKS1=0 ^{A-D conversion rate}
selection
Successive conversion register
A-D control register 1 (address 03D716)
A-D control register 0 (address 03D616)
Addresses
(03C116, 03C016)
(03C316, 03C216)
(03C516, 03C416)
(03C716, 03C616)
(03C916, 03C816)
(03CB16, 03CA16)
(03CD16, 03CC16)
(03CF16, 03CE16)
A-D register 0(16)
A-D register 1(16)
A-D register 2(16)
A-D register 3(16)
A-D register 4(16)
A-D register 5(16)
A-D register 6(16)
A-D register 7(16)
Vref
Decoder
VIN ^Comparator
Data bus high-order
Data bus low-order
ADGSEL1,0
002
102 112
AN0 AN00 AN20
AN1 AN01 AN21
AN2 AN02 AN22
AN3 AN03 AN23
AN4 AN04 AN24
AN5 AN05 AN25
AN6 AN06 AN26
AN7 AN07 AN27
CH2,CH1,CH0=000
CH2,CH1,CH0=001
CH2,CH1,CH0=010
CH2,CH1,CH0=011
CH2,CH1,CH0=100
CH2,CH1,CH0=101
CH2,CH1,CH0=110
CH2,CH1,CH0=111
ANEX0
ANEX1
OPA0=1
OPA1=1
Figure 15-1. Block diagram of A-D converter
150
OPA1,OPA0=0,0
OPA1,OPA0=1,1
OPA1,OPA0=0,1
OPA1, OPA0
0 0 : Normal operation
0 1 : ANEX0
1 0 : ANEX1
1 1 : External op-amp mode