描述:Fiber Optic Connector, 62.5/125um, Single And Multi Mode, Simplex, Plug Reach Compliance Code:unknown 其他特性:9/125 UM FIBER SIZE ALSO AVAILABLE 主体/外壳类型:PLUG
[size=14px]板子焊好了但是连接Jtag显示“no Cortex-M device found in JTAG chain. Please check the JTAG cable and connected devices.”但是这个JTAG是好的,线路我和同事都查过了,用示波器测了外部8M晶振无波形,用新板重新焊接了MCU和晶振这一部分电路,测试后[/size][size=14px]还
评论