IBM uPD78P083 Manuale Utente
38
CHAPTER 3 CPU ARCHITECTURE
Address
Special-Function Register (SFR) Name
Symbol
R/W
After Reset
FF00H
Port0
P0
R/W
√
√
—
00H
FF01H
Port1
P1
√
√
—
FF03H
Port3
P3
√
√
—
FF05H
Port5
P5
√
√
—
FF07H
Port7
P7
√
√
—
FF0AH
Port10
P10
√
√
—
FF1FH
A/D conversion result register
ADCR
R
√
√
—
Undefined
FF20H
Port mode register 0
PM0
R/W
√
√
—
FFH
FF21H
Port mode register 1
PM1
√
√
—
FF23H
Port mode register 3
PM3
√
√
—
FF25H
Port mode register 5
PM5
√
√
—
FF27H
Port mode register 7
PM7
√
√
—
FF2AH
Port mode register 10
PM10
√
√
—
FF40H
Timer clock select register 0
TCL0
√
√
—
00H
FF42H
Timer clock select register 2
TCL2
—
√
—
FF50H
Compare Register 50
CR50
—
√
—
FF51H
8-bit timer register 5
TM5
R
—
√
—
FF52H
Timer clock select register 5
TCL5
R/W
—
√
—
FF53H
8-bit timer mode control register 5
TMC5
√
√
—
FF54H
Compare Register 60
CR60
—
√
—
FF55H
8-bit timer register 6
TM6
R
—
√
—
FF56H
Timer clock select register 6
TCL6
R/W
—
√
—
FF57H
8-bit timer mode control register 6
TMC6
√
√
—
FF70H
Asynchronous serial interface mode register
ASIM
√
√
—
FF71H
Asynchronous serial interface status register
ASIS
R
√
√
—
FF72H
Serial operating mode register 2
CSIM2
R/W
√
√
—
FF73H
Baud rate generator control register
BRGC
—
√
—
FF74H
Transmit shift register
TXS
SIO2
W
—
√
—
FFH
Receive buffer register
RXB
R
FF80H
A/D converter mode register
ADM
R/W
√
√
—
01H
FF84H
A/D converter input select register
ADIS
—
√
—
00H
FFE0H
Interrupt request flag register 0L
IF0
IF0L
√
√
√
FFE1H
Interrupt request flag register 0H
IF0H
√
√
FFE2H
Interrupt request flag register 1L
IF1L
√
√
—
FFE4H
Interrupt mask flag register 0L
MK0
MK0L
√
√
√
FFH
FFE5H
Interrupt mask flag register 0H
MK0H
√
√
FFE6H
Interrupt mask flag register 1L
MK1L
√
√
—
FFE8H
Priority order specify flag register 0L
PR0
PR0L
√
√
√
FFE9H
Priority order specify flag register 0H
PR0H
√
√
Table 3-2. Special-Function Register List (1/2)
Manipulatable Bit Unit
8 bits
1 bit
16 bits