JLINK v8命令集

1、.JLINK v8命令集 1. JLINK v8命令集Available commands are:2. 有效的命令如下：3. （本人简单翻译了一下如有错误还请指出，谢谢各位网友）-f Firmware info（显示固件信息）4. h halt（暂停CPU）g go（运行）Sleep Waits the given time (in milliseconds). Syntax: Sleep （睡眠多少毫秒）s Single step the target chip（单步调试目标芯片）st Show hardware status（显示硬件状态）hwinfo Show hardware inf

2、o（显示硬件信息）mem Read memory. Syntax: mem , (hex)（读内存）mem8 Read 8-bit items. Syntax: mem8 , (hex)（读内存8字节）mem16 Read 16-bit items. Syntax: mem16 , (hex)mem32 Read 32-bit items. Syntax: mem32 , (hex)w1 Write 8-bit items. Syntax: w1 , (hex)（写内存8字节）w2 Write 16-bit items. Syntax: w2 , (hex)（读内存16字节）w4 Write

3、32-bit items. Syntax: w4 , (hex)（读内存32字节）wm Write test words. Syntax: wm is Identify length of scan chain select registerms Measure length of scan chain. Syntax: ms mr Measure RTCK react time. Syntax: mrq Quit（推出）qc Close JLink connection and quit（关闭jlink连接，并退出）r Reset target (RESET)（重启目标）rx Reset t

4、arget (RESET). Syntax: rx （延时重启）RSetType Set the current reset type. Syntax: RSetType Regs Display contents of registers（显示寄存器信息）wreg Write register. Syntax: wreg , （写继承器）SetBP Set breakpoint. Syntax: SetBP A/T S/H（设置断点）SetWP Set Watchpoint. Syntax: R/W A-Mask（设置监视点）ClrBP Clear breakpoint. Syntax: C

5、lrBP （清除断点）ClrWP Clear watchpoint. Syntax: ClrWP （清楚监视点）VCatch Write vector catch. Syntax: VCatch loadbin Load binary file into target memory.（下载bin文件到目标内存） Syntax: loadbin , savebin Saves target memory into binary file.（保存BIN文件） Syntax: savebin , , SetPC Set the PC to specified value. Syntax: SetPC

6、 （设置PC（r15）寄存器）le Change to little endian mode（设置成小端模式）be Change to big endian mode（设置成大端模式）log Enables log to file. Syntax: log unlock Unlocks a device. Syntax: unlock Type unlock without to get a list of supported device names. nRESET has to be connected- CP15 -rce Read CP15. Syntax: rce , , , （读C

7、P15）wce Write CP15. Syntax: wce , , , , (写CP15)- ICE -Ice Show state of the embedded ice macrocell (ICE breaker)ri Read Ice reg. Syntax: ri (hex)wi Write Ice reg. Syntax: wi , (hex)- ETM -etm Show ETM statusre Read ETM reg. Syntax: re we Write ETM reg. Syntax: we , (hex)es Start trace- ETB -etb Show

8、 ETB statusrb Read ETB register. Syntax: rb wb Write ETB register. Syntax: wb , (hex)- TRACE -TAddBranch TRACE - Add branch instruction to trace buffer. Paras:,TAddInst TRACE - Add (non-branch) instruction to trace buffer. Syntax: TClear TRACE - Clear bufferTSetSize TRACE - Set Size of trace bufferT

9、SetFormat TRACE - SetFormatTSR TRACE - Show Regions (and analyze trace buffer)TStart TRACE - StartTStop TRACE - Stop- SWO -SWOSpeed SWO - Show supported speedsSWOStart SWO - StartSWOStop SWO - StopSWOStat SWO - Display SWO statusSWORead SWO - Read and display SWO dataSWOShow SWO - Read and analyze S

10、WO dataSWOFlush SWO - Flush data- File I/O -fwrite Write file to emulatorfread Read file from emulatorfshow Read and display file from emulatorfdelete Delete file on emulatorfsize Display size of file on emulator- Test -thg Run go/halt 1000 timests Run step 1000 timestestwspeed Test download speed.

11、Syntax: testwspeed testrspeed Test upload speed. Syntax: testrspeed testcspeed Test CPU speed. Syntax: testcspeed - JTAG -Config Set number of IR/DR bits before ARM device. Syntax: Config , speed Set JTAG speed. Syntax: speed |auto|adaptive, e.g. speed 2000,speed ai Read JTAG Id (Host CPU)wjc Write

12、JTAG command (IR). Syntax: wjc (hex)wjd Write JTAG data (DR). Syntax: wjd (hex), (dec)RTAP Reset TAP Controller using state machine (111110)wjraw Write Raw JTAG data. Syntax: wjraw , , rt Reset TAP Controller (nTRST)- JTAG-Hardware -c00 Create clock with TDI = TMS = 0c Clock0 Clear TDI1 Set TDIt0 Cl

13、ear TMSt1 Set TMStrst0 Clear TRSTtrst1 Set TRSTr0 Clear RESETr1 Set RESET- Connection -usb Connect to J-Link via USB. Syntax: usb , where port is 0.3ip Connect to J-Link ARM Pro or J-Link TCP/IP Server via TCP/IP. Syntax: ip - Configuration -si Select target interface. Syntax: si , where 0=JTAG and

14、1=SWD.power Switch power supply for target. Syntax: power perm, where State is either On or Off. Example: power on permwconf Write configuration byte. Syntax: wconf , rconf Read configuration bytes. Syntax: rconfusbaddr Assign usb address to the connected J-Link: Syntax: usbaddr = ipaddr Show/Assign

15、 IP address and subnetmask of/to the connected J-Link.gwaddr Show/Assign network gateway address of/to the connected J-Link.dnsaddr Show/Assign network DNS server address of/to the connected J-Link.conf Show configuration of the connected J-Link.ecp Enable the J-Link control panel.calibrate Calibrat

16、e the target current measurement.selemu Select a emulator to communicate with, from a list of all emulators which are connected to the host The interfaces to search on, can be specified Syntax: selemu .ShowEmuList Shows a list of all emulators which are connected to the host. The interfaces to searc

17、h on, can be specified. Syntax: ShowEmuList .-NOTE: Specifying a filename in command linewill start J-Link Commander in script mode.几个常用命令： usb-连接目标板 r-重启目标板 halt-停止cpu运行的程序 loadbin-加载可执行的二进制文件 g-跳到代码段地址执行 s-单步执行（调试用） setpc-设置pc寄存器的值（调试用） setbp-设置断点 Regs-读寄存器组织 wreg-写寄存器 mem-读内存 w4-写内存 power off mmu

18、-关闭mmu，这个对于裸板调试很重要 w4 cpsr,0x0000001f-切换到系统模式 speed-设置jtag的传输速率 rce 0,c0,c0,0-设置cp15寄存器的第1个寄存器为0JLINK v8命令集Available commands are:有效的命令如下：（本人简单翻译了一下如有错误还请指出，谢谢各位网友）-f Firmware info（显示固件信息）h halt（暂停CPU）g go（运行）Sleep Waits the given time (in milliseconds). Syntax: Sleep （睡眠多少毫秒）s Single step the targe

19、t chip（单步调试目标芯片）st Show hardware status（显示硬件状态）hwinfo Show hardware info（显示硬件信息）mem Read memory. Syntax: mem , (hex)（读内存）mem8 Read 8-bit items. Syntax: mem8 , (hex)（读内存8字节）mem16 Read 16-bit items. Syntax: mem16 , (hex)mem32 Read 32-bit items. Syntax: mem32 , (hex)w1 Write 8-bit items. Syntax: w1 , (

20、hex)（写内存8字节）w2 Write 16-bit items. Syntax: w2 , (hex)（读内存16字节）w4 Write 32-bit items. Syntax: w4 , (hex)（读内存32字节）wm Write test words. Syntax: wm is Identify length of scan chain select registerms Measure length of scan chain. Syntax: ms mr Measure RTCK react time. Syntax: mrq Quit（推出）qc Close JLink c

21、onnection and quit（关闭jlink连接，并退出）r Reset target (RESET)（重启目标）rx Reset target (RESET). Syntax: rx （延时重启）RSetType Set the current reset type. Syntax: RSetType Regs Display contents of registers（显示寄存器信息）wreg Write register. Syntax: wreg , （写继承器）SetBP Set breakpoint. Syntax: SetBP A/T S/H（设置断点）SetWP Set

22、 Watchpoint. Syntax: R/W A-Mask（设置监视点）ClrBP Clear breakpoint. Syntax: ClrBP （清除断点）ClrWP Clear watchpoint. Syntax: ClrWP （清楚监视点）VCatch Write vector catch. Syntax: VCatch loadbin Load binary file into target memory.（下载bin文件到目标内存） Syntax: loadbin , savebin Saves target memory into binary file.（保存BIN文件）

23、 Syntax: savebin , , SetPC Set the PC to specified value. Syntax: SetPC （设置PC（r15）寄存器）le Change to little endian mode（设置成小端模式）be Change to big endian mode（设置成大端模式）log Enables log to file. Syntax: log unlock Unlocks a device. Syntax: unlock Type unlock without to get a list of supported device names.

24、 nRESET has to be connected- CP15 -rce Read CP15. Syntax: rce , , , （读CP15）wce Write CP15. Syntax: wce , , , , (写CP15)- ICE -Ice Show state of the embedded ice macrocell (ICE breaker)ri Read Ice reg. Syntax: ri (hex)wi Write Ice reg. Syntax: wi , (hex)- ETM -etm Show ETM statusre Read ETM reg. Synta

25、x: re we Write ETM reg. Syntax: we , (hex)es Start trace- ETB -etb Show ETB statusrb Read ETB register. Syntax: rb wb Write ETB register. Syntax: wb , (hex)- TRACE -TAddBranch TRACE - Add branch instruction to trace buffer. Paras:,TAddInst TRACE - Add (non-branch) instruction to trace buffer. Syntax

26、: TClear TRACE - Clear bufferTSetSize TRACE - Set Size of trace bufferTSetFormat TRACE - SetFormatTSR TRACE - Show Regions (and analyze trace buffer)TStart TRACE - StartTStop TRACE - Stop- SWO -SWOSpeed SWO - Show supported speedsSWOStart SWO - StartSWOStop SWO - StopSWOStat SWO - Display SWO status

27、SWORead SWO - Read and display SWO dataSWOShow SWO - Read and analyze SWO dataSWOFlush SWO - Flush data- File I/O -fwrite Write file to emulatorfread Read file from emulatorfshow Read and display file from emulatorfdelete Delete file on emulatorfsize Display size of file on emulator- Test -thg Run g

28、o/halt 1000 timests Run step 1000 timestestwspeed Test download speed. Syntax: testwspeed testrspeed Test upload speed. Syntax: testrspeed testcspeed Test CPU speed. Syntax: testcspeed - JTAG -Config Set number of IR/DR bits before ARM device. Syntax: Config , speed Set JTAG speed. Syntax: speed |au

29、to|adaptive, e.g. speed 2000,speed ai Read JTAG Id (Host CPU)wjc Write JTAG command (IR). Syntax: wjc (hex)wjd Write JTAG data (DR). Syntax: wjd (hex), (dec)RTAP Reset TAP Controller using state machine (111110)wjraw Write Raw JTAG data. Syntax: wjraw , , rt Reset TAP Controller (nTRST)- JTAG-Hardwa

30、re -c00 Create clock with TDI = TMS = 0c Clock0 Clear TDI1 Set TDIt0 Clear TMSt1 Set TMStrst0 Clear TRSTtrst1 Set TRSTr0 Clear RESETr1 Set RESET- Connection -usb Connect to J-Link via USB. Syntax: usb , where port is 0.3ip Connect to J-Link ARM Pro or J-Link TCP/IP Server via TCP/IP. Syntax: ip - Co

31、nfiguration -si Select target interface. Syntax: si , where 0=JTAG and 1=SWD.power Switch power supply for target. Syntax: power perm, where State is either On or Off. Example: power on permwconf Write configuration byte. Syntax: wconf , rconf Read configuration bytes. Syntax: rconfusbaddr Assign usb address to the connected J-Link