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參數(shù)資料
| 型號： | UPD6125ACA |
| 廠商： | NEC Corp. |
| 英文描述： | 4-BIT SINGLE CHIP MICROCONTROLLER FOR REMOTE CONTROL TRANSMISSION |
| 中文描述： | 4位單片機的遙控傳輸 |
| 文件頁數(shù)： | 17/40頁 |
| 文件大?。?/td> | 286K |
| 代理商： | UPD6125ACA |
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μ
PD6125A, 6126A
17
16. MASK OPTIONS (PLA DATA)
The following items can be selected by mask option selection:
Provide/not provide K
I
, I/O, S-IN pin pull-down resistor
Carrier duty selection (1/2, 1/3) at f
OSC
/12
Hang-up detection specification
Mask option data should be registered at the object code end.
BIT Assignment by Switch Selection
MSB
LSB
Corresponding
Portion
7
6
5
4
3
2
1
0
0
K
I
K
I0
K
I1
K
I2
K
I3
0
pull-down resistor
S-IN
1
Duty
S-IN
0
0
0
Duty
selection
0
0
pull-down
resistor
0
2
Hang up detection
K
I/O
ALL
HALT
S-IN
HALT
K
I/O
HALT
K
I
HALT
I/O
0
HALT
I/O
1
I/O
0
ALL
I/O
1
ALL
3
I/O
0
I/O
00
I/O
01
I/O
02
I/O
03
0
pull-down resistor
4
I/O
1
I/O
10
I/O
11
I/O
12
I/O
13
0
pull-down resistor
Caution
μ
PD6125A is not equipped with I/O
10
- I/O
13
pins.
Switch for Data
(1) Pull-down resistor
When 0 ··· Not provided (OFF)
When 1 ··· Provided (ON)
(2) Modulation duty (at f
OSC
/12)
When 0 ··· 1/2 duty
When 1 ··· 1/3 duty
(3) Hang-up detection
<1>
K
I/O
ALL, I/O
0
ALL, I/O
1
ALL
If the switch for hang-up detection K
I/O
ALL (I/O
0
ALL, I/O
1
ALL) is set to ON (1) by mask option, the system
is reset, if in oscillation HALT (STOP) mode, the K
I/O
(I/O
0
, I/O
1
) pin is in input mode, or if at least one of
the K
I/O
(I/O
0
, I/O
1
) pins is low (AC pin discharge mode).
When 0 ··· No reset function (OFF)
When 1 ··· Reset function (ON)
Caution
To use a pin as a key source of a key matrix, be sure to set the switch to ON by mask option.
A
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| UPD6125AG | 制造商:NEC 制造商全稱:NEC 功能描述:4-BIT SINGLE CHIP MICROCONTROLLER FOR REMOTE CONTROL TRANSMISSION |
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| UPD6126AG | 制造商:NEC 制造商全稱:NEC 功能描述:4-BIT SINGLE CHIP MICROCONTROLLER FOR REMOTE CONTROL TRANSMISSION |
| UPD6127CS | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Remote-Control Transmitter/Encoder |
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