參數(shù)資料
型號: HD4074629
廠商: Hitachi,Ltd.
英文描述: AS Microcomputer Incorporating a DTMF Generator Circuit(微計算機帶雙音多頻發(fā)生器電路)
中文描述: 由于微機安裝有雙音多頻發(fā)電機斷路器(微計算機帶雙音多頻發(fā)生器電路)
文件頁數(shù): 67/155頁
文件大?。?/td> 549K
代理商: HD4074629
HD404629R Series
67
The upper digit (TRBU) must be read first. At this time, the count of the timer B upper digit is
obtained, and the count of the timer B lower digit is latched to the lower digit (TRBL). After this, by
reading TRBL, the count of timer B when TRBU is read can be obtained.
Bit
Initial value
Read/Write
Bit name
3
Undefined
R
TRBL3
2
Undefined
R
TRBL2
0
Undefined
R
TRBL0
1
Undefined
R
TRBL1
Timer read register B (lower digit) (TRBL: $00A)
Figure 51 Timer Read Register B Lower Digit (TRBL)
Bit
Initial value
Read/Write
Bit name
3
Undefined
R
TRBU3
2
Undefined
R
TRBU2
0
Undefined
R
TRBU0
1
Undefined
R
TRBU1
Timer read register B (upper digit) (TRBU: $00B)
Figure 52 Timer Read Register B Upper Digit (TRBU)
Port mode register C (PMRC: $025): Write-only register that selects R1
3
/
EVNB
pin function as shown
in figure 53. It is reset to $0 by MCU reset.
Bit
Initial value
Read/Write
Bit name
3
0
W
PMRC3
2
0
W
PMRC2
0
0
W
PMRC0
1
0
W
PMRC1
PMRC1
0
1
R2
0
/EVND mode selection
R2
0
EVND
Port mode register C (PMRC: $025)
PMRC0
0
1
R1
3
/
EVNB
mode selection
R1
3
EVNB
PMRC3
0
1
D
11
/
INT
0
mode selection
D
11
INT
0
PMRC2
0
1
D
10
/
STOPC
mode selection
D
10
STOPC
Figure 53 Port Mode Register C (PMRC)
相關PDF資料
PDF描述
HD404629R AS Microcomputer Incorporating a DTMF Generator Circuit(微計算機帶雙音多頻發(fā)生器電路)
HD404638R 4-Bit Single-Chip Microcomputer(4位單片微計算機)
HD40A4638R 4-Bit Single-Chip Microcomputer(4位單片微計算機)
HD40A4639R 4-Bit Single-Chip Microcomputer(4位單片微計算機)
HD404639R 4-Bit Single-Chip Microcomputer(4位單片微計算機)
相關代理商/技術參數(shù)
參數(shù)描述
HD4074629F 制造商:Renesas Electronics Corporation 功能描述:
HD4074629FS 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD4074629H 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD4074629TF 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller
HD4074654 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer