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HD404448 Datasheet(PDF) 49 Page - Renesas Technology Corp

Part # HD404448
Description  microcomputer has four timers, two serial interfaces, A/D converter,
PDF  125 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD404448 Datasheet(HTML) 49 Page - Renesas Technology Corp

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HD404449 Series
47
Bit
Initial value
Read/Write
Bit name
3
0
W
DCD03,
2
0
W
DCD02,
0
0
W
DCD00,
1
0
W
DCD01,
DCD0, DCD1
Data control register
DCD13
DCD12
DCD10
DCD11
Bit
Initial value
Read/Write
Bit name
3
0
W
DCD23
2
0
W
DCD22
0
0
W
DCD20
1
0
W
DCD21
DCD2
(DCD0 to 2: $02C to $02E)
(DCR0 to C: $030 to $03C)
Bit
Initial value
Read/Write
Bit name
Correspondence between ports and DCD/DCR bits
0
1
DCD0
DCD1
DCD2
DCR0
DCR1
DCR2
DCR3
DCR4
DCR5
DCR6
DCR7
DCR8
DCR9
DCRA
DCRB
DCRC
Off (high-impedance)
On
3
0
W
DCR03–
2
0
W
DCR02–
0
0
W
DCR00–
1
0
W
DCR01–
DCRC3
DCRC2
DCRC0
DCRC1
DCR0 to DCRC
All Bits
CMOS Buffer On/Off Selection
Register Name
D3
D7
D11
R03
R13
R23
R33
R43
R53
R63
R73
R83
R93
RA3
RB3
RC3
Bit 3
D2
D6
D10
R02
R12
R22
R32
R42
R52
R62
R72
R82
R92
RA2
RB2
RC2
Bit 2
D1
D5
D9
R01
R11
R21
R31
R41
R51
R61
R71
R81
R91
RA1
RB1
RC1
Bit 1
D0
D4
D8
R00
R10
R20
R30
R40
R50
R60
R70
R80
R90
RA0
RB0
RC0
Bit 0
Figure 29 Data Control Registers (DCD, DCR)



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