The USB-1149.1/4E, a USB 2.0 JTAG controller from Corelis, provides four individual test ports and four independent I2C and SPI interfaces to enable both JTAG testing and direct in-system programming.
Providing test vectors at a 100-MHz sustained test-clock frequency, the USB2.0-based USB-1149.1/4E boundary-scan test and in-system-programming controller features board testing and in-system ...
Many readers will be familiar with Microchip’s ATtiny85, which has been a popular choice for DIY projects in the past for its low price and (for the time) small size. But those looking for a more ...
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