自己做的一块板子，使用JTAG烧录时，单片机一直处于running状态，导致无法烧录。
用XDS100烧录时提示以下问题，有朋友遇到这个问题吗？
用劳特巴赫烧录时也提示类似异常（access timeout，processor running）。
CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0 due to System Reset
CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0 due to System Reset
CortexR4: Trouble Removing Breakpoint with the Action "Remain Halted" at 0x8000128: (Error -1066 @ 0x8000128) Unable to set/clear requested breakpoint. Verify that the breakpoint address is in valid memory. (Emulation package 7.0.188.0)
CortexR4: File Loader: Memory write failed: Timed out waiting for target to halt while executing wr_pll.alg
CortexR4: GEL: File: D:\02_Peoject\02_Software\workplace\570Error\Debug\570ERROR.out: Load failed.
CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0 due to System Reset
CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0 due to System Reset
CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0 due to System Reset
CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0 due to System Reset
CortexR4: GEL Output: Memory Map Setup for Flash @ Address 0x0 due to System Reset
