如果是SWD的接口，JLINK的速度你选择了多少？是不是太快了？有的时候JLINK就会出现速度太快无法使用的情况。你可以试着将JLINK的速度降低。
自己画STM32板子，焊好之后JLink下载不了，用Jlink fo ram连接时连是能连接烧，但是提示如下图的警告...
***JLink Warning: PC of target system has unexpected value of 0x40000000 after reset.JTAG speed:...
(Nuclei System Technology Co Ltd), part: 0xe200, ver: 0x1) Warn : JTAG tap: riscv.cpu UNEXPECTED: 0x1e200a6d (mfg: 0x536 (Nuclei System Technology Co Ltd), part: 0xe200, ver: 0x1) Error: JTAG tap: riscv.cpu expected 1 of 1: 0x1000563d (mfg: 0x31e (Andes Technology ...
(Nuclei System Technology Co Ltd), part: 0xe200, ver: 0x1) Warn : JTAG tap: riscv.cpu UNEXPECTED: 0x1e200a6d (mfg: 0x536 (Nuclei System Technology Co Ltd), part: 0xe200, ver: 0x1) Error: JTAG tap: riscv.cpu expected 1 of 1: 0x1000563d (mfg: 0x31e (Andes Technology ...
T41DC 000:126.657 STM32 (Protection Detection): Unexpected IDCODE DEV_ID 0x 461 found. Only checking the 1st flash bank for write protection. T41DC 000:140.708 Found SW-DP with ID 0x2BA01477 T41DC 000:153.542 DPIDR: 0x2BA01477 T41DC 000:156.181 Scanning AP map to find all ava...
- WARNING: Unexpected core ID. (Found: 0x00000000, Expected: 0x4BA00477, Mask: 0x0F000FFF) - J-Link found 0 JTAG device. Core ID: 0x00000000 (ARM9) - Connected successfully Is it possible to regain the control over the chips without having to...
Unexpected / unhandled SWIs 289 10 RTT291 10.1 Introduction 292 10.2 How RTT works 293 10.2.1 Target implementation 293 10.2.2 Locating the Control Block 293 10.2.3 Internal structures 293 10.2.4 Requirements 294 10.2.5 Performance 295 10.2.6 Memory footprint 295 10.3 RTT Communication 296 ...
If the windowed watchdog is enabled, this may results in different errors during flash programming (RAMCode execution) as for example: PC has unexpected value after..., Error during program / erase..., failed to perform blank check..., etc... As Niklas already wrote, we will impro...
#0 Id: 0x3100E02F, IRLen: 04, ARM7TDMI Core ARM7 identified. J-Link>r Reset delay: 0 ms Reset type NORMAL: Using RESET pin, halting CPU after Reset *** WARNING: PC of target system has...