![arduino - Problems with homemade RS232-to-TTL converter board based on TI's MAX232 - Electrical Engineering Stack Exchange arduino - Problems with homemade RS232-to-TTL converter board based on TI's MAX232 - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Yxlfu.jpg)
arduino - Problems with homemade RS232-to-TTL converter board based on TI's MAX232 - Electrical Engineering Stack Exchange
![Amazon.com: 2PCS USB to Serial RS232 USB to 232 Converter Adapter PL2303HX MAX232 for Win7 Linux : Electronics Amazon.com: 2PCS USB to Serial RS232 USB to 232 Converter Adapter PL2303HX MAX232 for Win7 Linux : Electronics](https://m.media-amazon.com/images/I/51WewnJif1L._SL1004_.jpg)
Amazon.com: 2PCS USB to Serial RS232 USB to 232 Converter Adapter PL2303HX MAX232 for Win7 Linux : Electronics
![3 Function USB to RS232 RS232 to TTL USB to TTL DB9 COM Serial MAX232 UART CH340 [TB052*1+TB096*1] - USD $7.99 : canton-electronics.com 3 Function USB to RS232 RS232 to TTL USB to TTL DB9 COM Serial MAX232 UART CH340 [TB052*1+TB096*1] - USD $7.99 : canton-electronics.com](http://www.canton-electronics.com/images/TB0521+TB0961.jpg)
3 Function USB to RS232 RS232 to TTL USB to TTL DB9 COM Serial MAX232 UART CH340 [TB052*1+TB096*1] - USD $7.99 : canton-electronics.com
![Amazon.com: IIVVERR FT232RL USB to RS232 TTL Serial Adapter Max232 Module 3.3V 5V (FT232RL USB a RS232 TTL Adaptador serial Max232 Módulo 3.3V 5V : Everything Else Amazon.com: IIVVERR FT232RL USB to RS232 TTL Serial Adapter Max232 Module 3.3V 5V (FT232RL USB a RS232 TTL Adaptador serial Max232 Módulo 3.3V 5V : Everything Else](https://m.media-amazon.com/images/I/61umVfimByL._AC_SX679_.jpg)
Amazon.com: IIVVERR FT232RL USB to RS232 TTL Serial Adapter Max232 Module 3.3V 5V (FT232RL USB a RS232 TTL Adaptador serial Max232 Módulo 3.3V 5V : Everything Else
![4x Ud67a01 Usb To Rs232 Ttl232 Serial Port Converter Txd Rxd Gnd Cts Dtr Win10 Ch340 Sp232 Max232 - Inverters & Converters - AliExpress 4x Ud67a01 Usb To Rs232 Ttl232 Serial Port Converter Txd Rxd Gnd Cts Dtr Win10 Ch340 Sp232 Max232 - Inverters & Converters - AliExpress](https://ae01.alicdn.com/kf/HLB14sLsT4TpK1RjSZR0q6zEwXXaH/4x-UD67A01-USB-TO-RS232-TTL232-Serial-port-Converter-TXD-RXD-GND-CTS-DTR-WIN10-CH340.jpg_Q90.jpg_.webp)
4x Ud67a01 Usb To Rs232 Ttl232 Serial Port Converter Txd Rxd Gnd Cts Dtr Win10 Ch340 Sp232 Max232 - Inverters & Converters - AliExpress
![DC5V MAX3232 MAX232 RS232 To TTL Serial Communication Converter Module With Jumper Cable For | Alexnld.com DC5V MAX3232 MAX232 RS232 To TTL Serial Communication Converter Module With Jumper Cable For | Alexnld.com](https://alexnld.com/wp-content/uploads/2020/01/3acd3e6d-b33b-4f00-b051-ab958f8b9c63.jpg)
DC5V MAX3232 MAX232 RS232 To TTL Serial Communication Converter Module With Jumper Cable For | Alexnld.com
![3.3V 5.5V FT232RL FTDI USB to TTL Serial RS232 Max232 Adapter Module for Arduino Mini Port Electronic PCB Board Download Module|Instrument Parts & Accessories| - AliExpress 3.3V 5.5V FT232RL FTDI USB to TTL Serial RS232 Max232 Adapter Module for Arduino Mini Port Electronic PCB Board Download Module|Instrument Parts & Accessories| - AliExpress](https://ae01.alicdn.com/kf/HTB1tou9XjnuK1RkSmFPq6AuzFXaM.jpg)
3.3V 5.5V FT232RL FTDI USB to TTL Serial RS232 Max232 Adapter Module for Arduino Mini Port Electronic PCB Board Download Module|Instrument Parts & Accessories| - AliExpress
![usb - Transmission from atmega32 to PC using max232 not working - Electrical Engineering Stack Exchange usb - Transmission from atmega32 to PC using max232 not working - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/hmcKm.png)
usb - Transmission from atmega32 to PC using max232 not working - Electrical Engineering Stack Exchange
![YYE-1 5V/12V/24V RS232 Serial Port Control Relay Module MCU MAX232 USB Control Switch Board | Alexnld.com YYE-1 5V/12V/24V RS232 Serial Port Control Relay Module MCU MAX232 USB Control Switch Board | Alexnld.com](https://alexnld.com/wp-content/uploads/2020/02/6f184b70-d293-42a3-af3e-96962d75e5e1.jpg)
YYE-1 5V/12V/24V RS232 Serial Port Control Relay Module MCU MAX232 USB Control Switch Board | Alexnld.com
![Price history & Review on CH340 USB to serial RS232 USB to 232 Converter Adapter MAX232 For Win7 Linux Compliant USB 2.0 | AliExpress Seller - diymore Official Store | Alitools.io Price history & Review on CH340 USB to serial RS232 USB to 232 Converter Adapter MAX232 For Win7 Linux Compliant USB 2.0 | AliExpress Seller - diymore Official Store | Alitools.io](https://alitools.io/en/showcase/image?url=https%3A%2F%2Fae01.alicdn.com%2Fkf%2FHTB1CLyka42rK1RkSnhJq6ykdpXaD%2FCH340-USB-to-serial-RS232-USB-to-232-Converter-Adapter-MAX232-For-Win7-Linux-Compliant-USB.jpg)
Price history & Review on CH340 USB to serial RS232 USB to 232 Converter Adapter MAX232 For Win7 Linux Compliant USB 2.0 | AliExpress Seller - diymore Official Store | Alitools.io
![Ft232rl Ftdi Mini Usb To Ttl Serial Rs232 Max232 Adapter Module For Arduino Mini Port Download Module 3.3v 5.5v - Instrument Parts & Accessories - AliExpress Ft232rl Ftdi Mini Usb To Ttl Serial Rs232 Max232 Adapter Module For Arduino Mini Port Download Module 3.3v 5.5v - Instrument Parts & Accessories - AliExpress](https://ae01.alicdn.com/kf/HTB172MIqhWYBuNjy1zkq6xGGpXaL/FT232RL-FTDI-Mini-USB-to-TTL-Serial-RS232-MAX232-Adapter-Module-for-Arduino-Mini-Port-Download.jpg_Q90.jpg_.webp)