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HD4043312 View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name
Description
View to exact match
HD4043312
Hitachi
Hitachi -> Renesas Electronics Hitachi
HD4043312 Datasheet PDF : 78 Pages
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HD404339 Series
RAM Memory Map
$000
$040
$050
RAM-mapped registers
Memory registers (MR)
Data (432 digits)
$200
Not used
$3C0
$3FF
Stack (64 digits)
$000
$003
$004
$005
$006
$007
$008
$009
$00A
$00B
$00C
$00D
$00E
$00F
Initial values
after reset
Interrupt control bits area
Port mode register A (PMRA) W
0000
Serial mode register
(SMR) W
0000
Serial data register lower (SRL) R/W Undefined
Serial data register upper (SRU) R/W Undefined
Timer mode register A (TMA) W
0000
Timer mode register B1 (TMB1) W
0000
Timer B
(TRBL/TWBL) R/W *2/0000 *1
(TRBU/TWBU) R/W Undefined
Miscellaneous register (MIS) W
0000
Timer mode register C (TMC) W
0000
Timer C
(TRCL/TWCL) R/W *2/0000
(TRCU/TWCU) R/W Undefined
Not used
$016 A/D channel register
(ACR) W
$017 A/D data register lower (ADRL) R
$018 A/D data register upper (ADRU) R
$019 A/D mode register 1 (AMR1) W
$01A A/D mode register 2 (AMR2) W
0000
0000
1000
0000
-000
Not used
$020
$023
Register flag area
$024 Port mode register B (PMRB) W
$025 Port mode register C (PMRC) W
$026 Timer mode register B2 (TMB2) W
$027 System clock selection register 1 (SSR1) W
$028 System clock selection register 2 (SSR2) W
0000
00-0
-000
000-
--00
Notes: 1. Two registers are mapped
on the same area ($00A,
$00B, $00E, $00F).
2. Undefined.
R: Read only
W: Write only
R/W: Read/write
Not used
$030 Port R0 DCR
(DCR0) W
Not used
$033
$034
$035
$036
$037
Port R3 DCR
Port R4 DCR
Port R5 DCR
Port R6 DCR
Port R7 DCR
(DCR3) W
(DCR4) W
(DCR5) W
(DCR6) W
(DCR7) W
0000
0000
0000
0000
0000
-000
$03F
Not used
$00A Timer read register B lower (TRBL) R Timer write register B lower (TWBL) W
$00B Timer read register B upper (TRBU) R Timer write register B upper (TWBU) W
$00E Timer read register C lower (TRCL) R Timer write register C lower (TWCL) W
$00F Timer read register C upper (TRCU) R Timer write register C upper (TWCU) W
Figure 2 RAM Memory Map and Initial Values
10
 

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