New Boundary-Scan (JTAG) Test and In-System Programming controller provides users with ease of connection and concurrent (ganged) programming and testing on four JTAG chains at sustained Test Clock ...
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.