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CHAPTER 3 CPU ARCHITECTURE
Preliminary User’s Manual U14581EJ3V0UM00
Address
Special-Function Register (SFR) Name
Symbol
R/W
Manipulatable Bit Unit
After Reset
1 Bit
8 Bits
16 Bits
FF00H
Port 0
P0
R/W
—
00H
FF01H
Port 1
P1
R
—
—
FF02H
Port 2
P2
R/W
Note
—
FF03H
Port 3
P3
—
FF04H
Port 4
P4
R/W
—
FF05H
Port 5
P5
—
FF06H
Port 6
P6
—
FF08H
Port 8
P8
—
FF09H
Port 9
P9
—
FF0AH
8-bit compare register 1
CR1
—
—
FF0BH
8-bit compare register 2
CR2
—
—
FF0CH
8-bit compare register 3
CR3
—
—
FF0DH
8-bit counter 1
TM1
R
—
—
FF0EH
8-bit counter 2
TM2
—
—
FF0FH
8-bit counter 3
TM3
—
—
FF10H
Capture register 00
CR00
—
—
0000H
FF11H
FF12H
Capture register 01
CR01
—
—
FF13H
FF14H
Capture register 02
CR02
—
—
FF15H
FF16H
16-bit timer register 0
TM0
—
—
FF17H
FF18H
Serial I/O shift register 3
SIO3
R/W
—
—
00H
FF19H
Transmit shift register
TXS
W
—
—
FFH
Receive buffer register
RXB
R
—
—
FFH
FF1BH
A/D conversion result register
ADCR1
R
—
—
00H
FF1FH
Serial I/O shift register 2
SIO2
R/W
—
—
Note When PM2 and PM3 are set to 00H, read operation is enabled. Moreover, when PM2 and PM3 are set
to FFH, these ports go into a high-impedance state.
Table 3-3. Special-Function Register List (1/3)
Summary of Contents for mPD780852 Series
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