https://jestineyong.com Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Tue, 26 Sep 2017 02:46:34 +0000 en-US hourly 1 https://wordpress.org/?v=5.4.21 https://jestineyong.com/how-to-build-your-own-rs232-to-ttl-converter/ https://jestineyong.com/how-to-build-your-own-rs232-to-ttl-converter/#comments Tue, 26 Sep 2017 02:46:34 +0000 https://jestineyong.com/?p=15662                 Hi good peoples! Couple of days ago I got a request to update some sort of firmware on a not so typical microprocessor, the LPC2119 type. As I read many pages on the internet I saw there is a sort of adapter so called “USB to TTL […]

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