Combo 8 Is A Development Tool That Combines The Functions Of A Logic Analyzer, Cklink Debugger, -link Debugger, And Usb2uart. You Can Switch Functions At By Pressing The Button During Use. When Used As A Logic Analyzer, It Supports A Maximum Sampling Rate Of 80mhz, And Can Cooperate With The Host Computer To Analyze Most Protocols; When Used As A Uart Module, It Supports 4 Serial Ports At The Same Time, And Supports A Maximum Baud Rate Of 20m, Which Can Adapt To Most Scenarios Where Serial Ports Are Used; Use As Cklink Or Daplink It Can Be Used To Debug Risc-v Series Chips And Arm Series Chips, And Additionally Supports 1 Serial Port For Observing Logs. Function Parameters Logic Analyzer: Combo 8 Maximum Number Of Channels: 8ch Maximum Sampling Rate: 80m Mission Bandwidth: 320mb/s Sampling Mode: Stream Typical Configuration: 80m@4ch 40m@8ch Signal Input Range: 0~3.6v High And Low Level Threshold: Vih 2v Vil Less Than 0.8v Note: The Maximum Mission Bandwidth Of Combo 8 Under Environment Is 160mb/s, A