The Nuvoton Technology Nu-Brige logic analyzer can be used as two additional COM ports.
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Logic analyzer NU-BRIDGE is available for the order
Logic Analyzer Nuvoton - NU-BRIDGE
Functionality of the kit:
Х Analysis of I2C and SPI buses (Master and Slave modes are supported);
Х Generation / reception of UART interface signals;
Х Generation / reception of PWM signals;
Х The ADC function is available.
Communication with the computer is via USB interface
Detailed description of the device