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TAPR Open Hardware License

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RS232 TO SERIAL (TTL) ADAPTER

2 months ago 73
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

RS232 TO SERIAL ADAPTER, USING INLY A FEW TRANSISTOR AND PASSIVE COMPONENTES INSTEAD OF MAX232. WORKING RIGHT GETTING HIGH :)

Documents

RS-232 TO TLL SCHEMATIC

RS-232 to TTL PCB

BOM

ID Name Designator Footprint Quantity
1 4k7 R1 R_AXIAL-0.3 1
2 1k2 R2,R4 R_AXIAL-0.3 2
3 10k R3 R_AXIAL-0.3 1
4 470 R5 R_AXIAL-0.3 1
5 2N3904 Q1 TO-92-3_L5.1-W4.1-P1.27-L 1
6 RS232 DB1 DSUB-TH_DMR-9P 1
7 5mm LED D2 5MM LED 1
8 HDR-F-2.54_1x4 TTL HDR-F-2.54_1X4 1
9 2N3906 Q2 TO-92-3_L4.9-W3.7-P1.27-L 1
10 1N4148 D1 DO-35_BD2.0-L4.0-P8.00-D0.5-FD 1

Attachments

None

Members

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你现在访问的是EasyEDA海外版,使用建立访问速度更快的国内版 https://lceda.cn(需要重新注册)
如果需要转移工程请在个人中心 - 工程 - 工程高级设置 - 下载工程,下载后在https://lceda.cn/editor 打开保存即可。
有问题联系QQ 3001956291 不再提醒
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