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参数资料
| 型号： | TC9028P |
| 元件分类： | 摇控器 |
| 英文描述： | INFRARED, TRANSMITTER IC, PDIP20 |
| 封装： | 0.300 INCH, 2.54 MM PITCH, PLASTIC, DIP-20 |
| 文件页数： | 12/21页 |
| 文件大小： | 571K |
| 代理商： | TC9028P |
TC9028P/F
2002-01-08
2
Block Diagram
Pin Function
Pin No.
Symbol
Pin Name
Function
1
VSS
20
VDD
Power supply
VDD = 2.0~4.0 V, 3 V (typ.)
2
XT
Output for osc.
3
XT
Input for osc.
Resonator connecting pins. Connects ceramic resonator with capacitor.
Built-in feedback resistance.
4
RST
Reset input
RST
for going reset. Be held to “L” (≥ 3 instruction cycles)
5~8
P00~P03 Input port P0
4 bit input port. Built-in pulldown resistance.
9~12
P10~P13 I/O port P1
13~16
P20~P23 I/O port P2
4 bit I/O ports with latch. Input/output mode can be specified by
[MOV A, P] instruction.
Built-in pulldown resistance.
17
P51
Output port P51
Pch open drain output port.
18
P52
Output port P52
High current output port. For driving indication LED.
19
P53
Output port P53
High current output port. For driving infrared LED.
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