參數(shù)資料
型號(hào): μPD784044
廠商: NEC Corp.
英文描述: 16 Bit Single Chip Microcontrollers(16位單片微控制器)
中文描述: 16位單片機(jī)微控制器(16位單片微控制器)
文件頁(yè)數(shù): 23/62頁(yè)
文件大?。?/td> 366K
代理商: ΜPD784044
m
PD784044,
784046
23
Table 6-1. Special Function Register List (1/5)
Address
Note 1
Special Function Register (SFR) Name
Symbol
R/W
Bit units for manipulation
On reset
1 bit
8 bits
16 bits
0FF00H
Port 0
P0
R/W
Undefined
0FF01H
Port 1
P1
0FF02H
Port 2
P2
Note 2
0FF03H
Port 3
P3
R/W
0FF04H
Port 4
P4
0FF05H
Port 5
P5
0FF06H
Port 6
P6
0FF07H
Port 7
P7
R
0FF08H
Port 8
P8
0FF09H
Port 9
P9
R/W
0FF0EH
Port 0 buffer register
P0L
0FF10H
Timer register 0
TM0
R
0000H
0FF11H
0FF12H
Capture/compare register 00
CC00
R/W
Undefined
0FF13H
0FF14H
Capture/compare register 01
CC01
0FF15H
0FF16H
Capture/compare register 02
CC02
0FF17H
0FF18H
Capture/compare register 03
CC03
0FF19H
0FF1AH
Timer register 1
TM1
R
0000H
0FF1BH
0FF1CH
Compare register 10
CM10
R/W
Undefined
0FF1DH
0FF1EH
Compare register 11
CM11
0FF1FH
0FF20H
Port 0 mode register
PM0
FFH
0FF21H
Port 1 mode register
PM1
0FF22H
Port 2 mode register
PM2
Note 3
0FF23H
Port 3 mode register
PM3
0FF24H
Port 4 mode register
PM4
0FF25H
Port 5 mode register
PM5
0FF26H
Port 6 mode register
PM6
0FF29H
Port 9 mode register
PM9
0FF2EH
Real-time output port control register
RTPC
00H
0FF2FH
Port read control register
PRDC
Notes 1.
When the LOCATION 0 instruction is executed. Add “F0000H” to this value when the LOCATION 0FH
instruction is executed.
2.
Bit 0 of P2 register can only be read. Bits 1 through 7 can be read/written.
3.
Bit 0 of PM2 register is fixed to “1” by hardware.
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