參數(shù)資料
型號: KS57C2504
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
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(jī)的小型通用紅外遙控器
文件頁數(shù): 40/94頁
文件大小: 763K
代理商: KS57C2504
PRODUCT SPECIFICATION
S3C7254
4–40
PORTS 2 AND 3 CIRCUIT DIAGRAM
Px.b
PURx
When a port pin serves as an output, its pull-up resistor is automatically disabled, even though the port's
pull-up resistor is enabled by bit settings to the pull-up resistor mode register (PUMOD).
NOTE:
1, 4, 8
1, 4, 8
x = 2, 3
b = 0, 1, 2, 3
M
U
X
OUTPUT
LATCH
PNE2
PMx.b
VDD
Figure 28. Ports 2 and 3 Circuit Diagram
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