Original question:
TMS320F280049C: 器件无法连接 Error connecting to the target: (Error -2131 @ 0x0)
CCS版本12.8.1，使用的开发板，
Error connecting to the target:
(Error -2131 @ 0x0)
Unable to access device register. 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).
(Emulation package 20.0.0.3178)
