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7542 Group
Port P0 (P0)
0000
16
0001
Port P0 direction register (P0D)
16
Port P1 (P1)
0002
16
Port P1 direction register (P1D)
0003
16
Port P2 (P2)
0004
16
Port P2 direction register (P2D)
0005
16
Port P3 (P3)
0006
16
Port P3 direction register (P3D)
0007
16
Reserved
0008
16
0009
Reserved
16
000A
Interrupt source set register (INTSET)
16
000B
Interrupt source discrimination register (INTDIS)
16
000C
Capture register 0 (low-order) (CAP0L)
16
000D
Capture register 0 (high-order) (CAP0H)
16
000E
Capture register 1 (low-order) (CAP1L)
16
000F
Capture register 1 (high-order) (CAP1H)
16
0010
Compare register (low-order) (CMPL)
16
0011
Compare register (high-order) (CMPH)
16
0012
Capture/compare register R/W pointer (CCRP)
16
0013
Capture software trigger register (CSTR)
16
Compare register re-load register (CMPR)
0014
16
Port P0P3 drive capacity control register (DCCR)
0015
16
Pull-up control register (PULL)
0016
16
Port P1P3 control register (P1P3C)
0017
16
0018
Transmit 1 /Receive 1 buffer register (TB1/RB1)
16
Serial I/O1 status register (SIO1STS)
0019
16
Serial I/O1 control register (SIO1CON)
001A
16
UART1 control register (UART1CON)
001B
16
Baud rate generator 1 (BRG1)
001C
16
Timer A, B mode register (TABM)
001D
16
001E
Capture/compare port register (CCPR)
16
001F
16
Timer source selection register (TMSR)
Notes 1: Do not access to the SFR area including nothing.
2: Only flash memory version has this SFR area.
Fig. 16 Memory map of special function register (SFR)
Rev.3.02
Oct 31, 2006
REJ03B0006-0302
Page 18 of 134
Capture mode register (CAPM)
0020
16
0021
Compare output mode register (CMOM)
16
0022
Capture/compare status register (CCSR)
16
Compare interrupt source set register (CISR)
0023
16
Timer A (low-order) (TAL)
0024
16
0025
Timer A (high-order) (TAH)
16
0026
Timer B (low-order) (TBL)
16
0027
Timer B (high-order) (TBH)
16
0028
Prescaler 1 (PRE1)
16
0029
Timer 1 (T1)
16
Timer count source set register (TCSS)
002A
16
Timer X mode register (TXM)
002B
16
Prescaler X (PREX)
002C
16
Timer X (TX)
002D
16
Transmit 2 / Receive 2 buffer register (TB2/RB2)
002E
16
Serial I/O2 status register (SIO2STS)
002F
16
0030
Serial I/O2 control register (SIO2CON)
16
0031
UART2 control register (UART2CON)
16
Baud rate generator 2 (BRG2)
0032
16
Reserved
0033
16
A/D control register (ADCON)
0034
16
A/D conversion register (low-order) (ADL)
0035
16
A/D conversion register (high-order) (ADH)
0036
16
On-chip oscillation division ratio selection register (RODR)
0037
16
0038
MISRG
16
Watchdog timer control register (WDTCON)
0039
16
Interrupt edge selection register (INTEDGE)
003A
16
CPU mode register (CPUM)
003B
16
Interrupt request register 1 (IREQ1)
003C
16
Interrupt request register 2 (IREQ2)
003D
16
Interrupt control register 1 (ICON1)
003E
16
Interrupt control register 2 (ICON2)
003F
16
Flash memory control register 0 (FMCR0) (Note 2)
0FE0
16
0FE1
Flash memory control register 1 (FMCR1) (Note 2)
16
Flash memory control register 2 (FMCR2) (Note 2)
0FE2
16
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