Fig. 4.5.3 Memory Map Of Sfr (Special Function Register) (1) - Renesas 7200 Series User Manual

Mitsubishi 8-bit single-chip microcomputer
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M37220M3-XXXSP/FP
4.5 Functional description
SFR Area (addresses C0
Register
Address
C0
Port P0 (P0)
16
C1
Port P0 direction register (D0)
16
C2
Port P1 (P1)
16
C3
Port P1 direction register (D1)
16
C4
Port P2 (P2)
16
C5
Port P2 direction register (D2)
16
C6
Port P3 (P3)
16
C7
Port P3 direction register (D3)
16
C8
16
C9
16
CA
Port P5 (P5)
16
CB
Port P5 direction register (D5)
16
CC
16
CD
Port P3 output mode control register (P3S)
16
CE
DA-H register (DA-H)
16
CF
DA-L register (DA-L)
16
D0
PWM0 register (PWM0)
16
D1
PWM1 register (PWM1)
16
D2
PWM2 register (PWM2)
16
D3
PWM3 register (PWM3)
16
D4
PWM4 register (PWM4)
16
D5
PWM output control register 1 (PW)
16
D6
PWM output control register 2 (PN)
16
D7
16
D8
16
D9
16
DA
16
DB
16
DC
Serial I/O mode register (SM)
16
DD
Serial I/O regsiter (SIO)
16
DE
DA1 conversion register (DA1)
16
DF
DA2 conversion register (DA2)
16

Fig. 4.5.3 Memory map of SFR (special function register) (1)

4-12
to DF
)
16
16
Bit allocation
<
>
:
Function bit
:
Name
:
No function bit
: Fix this bit to "0"
0
(do not write "1")
: Fix this bit to "1"
1
(do not write "0")
Bit allocation
b7
DA2S
PW7
PW6
PW5
PW4
PN4
SM6
SM5
0
0
DA15
DA14
0
DA25
DA24
7220 Group User's Manual
State immediately after reset
<
: "0" immediately after reset
0
: "1" immediately after reset
1
: Undefined immediately
?
after reset
State immediately after reset
b0
b7
0
0
0
0
DA1S
P31S
P30S
0
0
PW3
PW2
PW1
PW0
PN3
PN2
SM3
SM2
SM1
SM0
0
0
DA13
DA12
DA11
DA10
0
0
DA23
DA22
DA21
DA20
>
b0
?
00
16
?
00
16
?
00
16
0
?
?
?
?
?
00
16
?
?
?
?
?
?
?
?
00
16
?
00
16
?
?
?
?
?
?
?
?
?
?
?
?
00
16
00
16
?
?
?
?
?
00
16
?
?
?
?
?
?
?
?
?
?
?
?
?

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