參數(shù)資料
型號: μPD789216Y
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
中文描述: 8位單片機(jī)微控制器(8位單片微控制器)
文件頁數(shù): 21/144頁
文件大小: 632K
代理商: ΜPD789216Y
Preliminary Product Information
21
μ
PD789216Y, 789217Y
Table 4-1. Special Function Registers (2/3)
Number of bits manipulated simultaneously
Address Special function register (SFR) name
Symbol
R/W
1 bit
8 bits
16 bits
When reset
FF48H
16-bit timer mode control register 90
TMC90
R/W
Ο
Ο
00H
FF49H
Buzzer output control register 90
BZC90
Ο
Ο
FF4AH
Clock timer mode control register
WTM
Ο
Ο
FF50H
8-bit compare register 80
CR80
W
Ο
Undefined
FF51H
8-bit timer register 80
TM80
R
Ο
00H
FF53H
8-bit timer mode control register 80
TMC80
R/W
Ο
Ο
FF54H
8-bit compare register 81
CR81
W
Ο
Undefined
FF55H
8-bit timer register 81
TM81
R
Ο
00H
FF57H
8-bit timer mode control register 81
TMC81
R/W
Ο
Ο
FF58H
8-bit compare register 82
CR82
W
Ο
Undefined
FF59H
8-bit timer register 82
TM82
R
Ο
00H
FF5BH
8-bit timer mode control register 82
TMC82
R/W
Ο
Ο
FF70H
Asynchronous serial interface mode
register 20
ASIM20
Ο
Ο
FF71H
Asynchronous serial interface
status register 20
ASIS20
R
Ο
FF72H
Serial operation mode register 20
CSIM20
R/W
Ο
Ο
FF73H
Baud rate generator control register
20
BRGC20
Ο
Ο
FF74H
Transmission shift register 20
TXS20
SIO20
W
Ο
FFH
Reception buffer register 20
RXB20
R
Ο
Undefined
FF78H
SMB control register 0
SMBC0
R/W
Ο
Ο
00H
FF79H
SMB status register 0
SMBS0
R
Ο
Ο
FF7AH
SMB clock selection register 0
SMBCL0
R/W
Ο
Ο
FF7BH
SMB slave address register 0
SMBSVA0
Ο
Ο
FF7CH
SMB mode register 0
SMBM0
Ο
Ο
20H
FF7DH
SMB input level setting register 0
SMBVI0
Ο
Ο
00H
FF7EH
SMB shift register 0
SMB0
Ο
Ο
FF80H
A/D converter mode register 0
ADM0
Ο
Ο
FF84H
A/D input selection register 0
ADS0
Ο
Ο
FFCCH
EEPROM write control register 0
EEWC0
Ο
Ο
04H
FFD0H
Multiplication data register A0
MRA0
W
Ο
Ο
Undefined
FFD1H
Multiplication data register B0
MRB0
Ο
Ο
FFD2H
Multiplier control register 0
MULC0
R/W
Ο
Ο
00H
FFDFH
Low-voltage indicator register 0
LVI0
Ο
Ο
FFE0H
Interrupt request flag register 0
IF0
Ο
Ο
FFE1H
Interrupt request flag register 1
IF1
Ο
Ο
FFE2H
Interrupt request flag register 2
IF2
Ο
Ο
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