C674X_0: Trouble Halting Target CPU: (Error -1139 @ 0x0) Lost debug connection to device. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK)
程序运行几次后总是报以上错误，然后就运行不了了
