There are two stages, one which converts RS-232 to TTL, and the other converts TTL to USB. [André] removed the RS-232 chip and patched his own board (shown on the left) into its TTL lines.

An ATMEGA328 acts as the brains of the operation, with a MAX232 attached for level conversion from TTL to RS232 voltage levels. Serial data are received on the hardware TX/RX lines. Eight digital ...

RS232 / RS485 RS232 and RS485 are serial communication protocols ... the signal is still analog in nature. Special Digital (TTL) Devices produce digital outputs other than standard serial or parallel ...

Opinions expressed by Forbes Contributors are their own. Doug Gollan covers private aviation and the business of luxury travel. After inking a revised labor agreement with its pilots last month ...

RS422 RS422 is a balanced serial interface for the transmission of digital data. It was designed for greater distances and higher baud rates than RS232. TTL Transistor-transistor logic, a common type ...

What to watch for and the steps and choices involved Jean Folger has 15+ years of experience as a financial writer covering real estate, investing, active trading, the economy, and retirement ...

Sept. 25 (UPI) --The DC Lottery said about 232 winning tickets were sold for a DC 4 drawing that came up with the winning ...

The detection of light at the single-photon level is important for tasks ranging from fluorescence imaging to quantum information processing, reports Neil Savage. High-sensitivity detectors that ...

It also keeps a lid on turnover by leveraging the market’s collective wisdom to size its positions. These simple yet effective traits earn a High Process Pillar rating. These funds hold a sample ...

The Bollywood icon will receive the career Leopard award at the 77th Locarno festival in August. By Scott Roxborough Europe Bureau Chief Indian superstar Shah Rukh Khan will be honored with the ...

Learn how to measure the magnitude of price changes in 11 minutes Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT ...