參數資料
型號: UPD753017A
廠商: NEC Corp.
元件分類: 4位微控制器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4位單片機的小型通用紅外遙控器
文件頁數: 15/88頁
文件大小: 438K
代理商: UPD753017A
15
μ
PD753012A, 753016A, 753017A
Data Sheet U11662EJ2V0DS00
3.4 Recommended Connection for Unused Pins
Table 3-1. List of Recommended Connection for Unused Pins
Pin
Recommended Connection
P00/INT4
Connect to V
SS
or V
DD
P01/SCK
Connect to V
SS
or V
DD
via a resistor individually
P02/SO/SB0
P03/SI/SB1
Connect to V
SS
P10/INT0, P11/INT1
Connect to V
SS
or V
DD
P12/TI1/TI2/INT2
P13/TI0
P20/PTO0
Input: Connect to V
SS
or V
DD
via a resistor individually
P21/PTO1
Output: Leave open
P22/PTO2/PCL
P23/BUZ
P30/LCDCL
P31/SYNC
P32
P33
P40-P43
Input: Connect to V
SS
P50-P53
Output: Connect to V
SS
(do not connect a pull-up resistor of mask option)
P60/KR0-P63/KR3
Input: Connect to V
SS
or V
DD
via a resistor individually
P70/KR4-P73/KR7
Output: Leave open
S0-S23
Leave open
S24/BP0-S31/BP7
COM0-COM3
V
LC0
-V
LC2
Connect to V
SS
BIAS
Only if all of V
LC0
-V
LC2
are unused, connect to V
SS
. In other cases, leave open.
XT1
Connect to V
SS
XT2
Note
Leave open
IC
Connect to V
DD
directly
Note
When the subsystem clock is not used, set SOS.0 to 1 (so as not to use the internal
feedback resistor).
相關PDF資料
PDF描述
UPD753017AGC 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
UPD753017AGK 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
UPD753016AGC 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
UPD753012 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
UPD753016GC 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
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