Embedded Artists LPC2468 board and cheap Jtag debugger

Started by miklospflancer in LPC200011 years ago 2 replies

Hi Could anyone recommend a cheap Jtag debugger for use with this board. I intend to use free gnu toolset for development. I have looked at...

Hi Could anyone recommend a cheap Jtag debugger for use with this board. I intend to use free gnu toolset for development. I have looked at the JTAG key-Tiny from Amontec and arm-usb-ocd from olimex - would either of these work? Thanks ------------------------------------


JTAG and TRST

Started by leon_heller in LPC200015 years ago

TRST (pin 47 on the LPC210x) *must* be tied high for the primary JTAG to work with a Wiggler or similar interface. This is how I...

TRST (pin 47 on the LPC210x) *must* be tied high for the primary JTAG to work with a Wiggler or similar interface. This is how I have it connected, but I omitted to mention this on on my own web page and in my jtag.zip file in the group's Files area. If you have TRST on the


Yet another email with "getting started" questions....

Started by Mark Gross in LPC200015 years ago 8 replies

I recently purchased an Olimex lpc-p2124 development boardfrom sparkfun.com along with a p-port JTAG dongle. I have some...

I recently purchased an Olimex lpc-p2124 development boardfrom sparkfun.com along with a p-port JTAG dongle. I have some questions, one about JTAG use with this thing, and the others about using the ISP. I'm looking for Linux based JTAG utilities that will allow me to


Unreliable Secondary JTAG Connection

Started by James Dabbs in LPC200014 years ago 5 replies

I am using a Nohau JTAG ICE connected to the second port on a LPC2106. The emulator does not make a reliable connection to the JTAG unit on...

I am using a Nohau JTAG ICE connected to the second port on a LPC2106. The emulator does not make a reliable connection to the JTAG unit on the chip. On my design, I have DBGSEL pulled to ground. Right after reset, I execute the following code segment: ldr r0,=0x55400000 ldr r1,=0xE002C004 str r0,[r1] On my board, I connect


urgent jtag2

Started by kamel_zaarouri in LPC200012 years ago

Hello, yes Thank you for the fast reply, on the previous message, "Urgent Jtag"! Yes RTCK, And TCk are both connected to a 10k resitor and...

Hello, yes Thank you for the fast reply, on the previous message, "Urgent Jtag"! Yes RTCK, And TCk are both connected to a 10k resitor and then pulled down, and i followed the schematics of a olimer.com h-jtag, and they are all connect, but when i go to cross works: i compile, i build, i press connect Mccraigor wiggler (20 pins) it gives me "Cannot identify target, check Jtag connecti...


flash write_image doesn't do anything

Started by "log...@sbcglobal.net" in LPC20008 years ago 5 replies

Hi I'm new to ARM processors and JTAG but have some previous experience with other micros like AVR's. I am currently trying to program my...

Hi I'm new to ARM processors and JTAG but have some previous experience with other micros like AVR's. I am currently trying to program my LPC2138 on my custom made board with an Olimex ARM-USB-TINY JTAG adapter. So far I've managed to get almost everything working, except for the config/script files for flashing to device with JTAG. When I tell it to program, the console outputs this: ...


Nohau EMUL-PC/USB-JTAG

Started by gtrfender in LPC200013 years ago

Has anyone successfully used the Nohau EMUL-PC/USB-JTAG? After Emulator Configuration, I select "Yes" in the Start Emulator dialog box. ...

Has anyone successfully used the Nohau EMUL-PC/USB-JTAG? After Emulator Configuration, I select "Yes" in the Start Emulator dialog box. Hardware Initialization starts, the blue LED flashes on the pod (actual EMUL-PC/USB-JTAG device), then I get an Unrecoverable Error message stating "Debug state could not be entered." All JTAG connections are correct. The TDI, T


OpenOCD and ARM-USB_TINY JTAG (olimex)

Started by zanakca in LPC20009 years ago 1 reply

Hello Community ! I'm trying to use a USB-TINY JTAG from Olimex with a custom board I made (lpc2148) using OpenOCD , but I get the...

Hello Community ! I'm trying to use a USB-TINY JTAG from Olimex with a custom board I made (lpc2148) using OpenOCD , but I get the message : Error validating JTAG scan chain , IR mismatach, scan returned 0x00. I tested the same board with the Olimex JTAG WIggler using LPT port and it works well, I can access it using the OCD commander and with IAR workbench, I tested the USB-TINY with...


JTAG debugging options

Started by Sean in LPC200013 years ago 17 replies

Hello All, I have seen a lot of talk around about Wiggler-based JTAG debugger boards, which can be built for < $1, and I see several...

Hello All, I have seen a lot of talk around about Wiggler-based JTAG debugger boards, which can be built for < $1, and I see several commercial JTAG debugging pods that are > $1000. What is it that these things do that you can't do with a simple wiggler interface? I.e. for most intents and purposes what can you not do with a wiggler interface?


Realview and H-jtag server with wiggler

Started by naderus2000 in LPC200013 years ago 2 replies

sorry for asking this question again. i want to know can i use wiggler jtag with H-jtag server in Keil uvision3 like IAR? i read in H-jtag...

sorry for asking this question again. i want to know can i use wiggler jtag with H-jtag server in Keil uvision3 like IAR? i read in H-jtag server site that it only support Realview. Realview is a complier in uvision3 IDE. but i think if the IDE & jtag support each other there is no matter about complier. is it true? can i use keil complier in uvision3 IDE with H-jtag server? i try to do...


Does IAR kickstart IDE support any other jtag dongles beside their?

Started by tinia0 in LPC200013 years ago 2 replies

Hi, I wonder if IAR Kickstart supports any other jtag dongles besideg their j-link. I've just bought MCB2100 (with ULINK JTAG dongle) from...

Hi, I wonder if IAR Kickstart supports any other jtag dongles besideg their j-link. I've just bought MCB2100 (with ULINK JTAG dongle) from Keil and would love to try IAR also. Thanks in advance, regards, Rob. Yahoo! Groups Links


JTAG Pull-up/Pull-down

Started by georgeioak in LPC200012 years ago 3 replies

Hello Everyone: We just started working on our first design based on the LPC2101 part. We have a Keil MDB2103 Eval Board and followed the...

Hello Everyone: We just started working on our first design based on the LPC2101 part. We have a Keil MDB2103 Eval Board and followed the reference design schematic for the JTAG interface which showed TCK and RTCK being pulled down. We had nothing but troubles trying to get the ULINK JTAG adapter communicating and only after we changed these 2 signals to being pull-ups did we successf...


JTAG Problem

Started by muhammad in LPC20009 years ago

Hi All I have recently finished LPC2368 based PCB. It is working fine apart from strange fault with JTAG interface. When I try to program...

Hi All I have recently finished LPC2368 based PCB. It is working fine apart from strange fault with JTAG interface. When I try to program LPC2368 flash using ULINK2 it mostly fail (not always). I have already googled to see if someone had same problem but couldn't find suggestion that can sort out my problem. sometimes error message is relating to time out and sometimes JTAG cable not connected...


really wierd Keil JTAG problem - started today

Started by Sutton Mehaffey in LPC20009 years ago 30 replies

Anyone have this happen before? LPC2148 - code about 172K. ~196K with everything. When I upload a fresh compile thru JTAG, I get mismatch...

Anyone have this happen before? LPC2148 - code about 172K. ~196K with everything. When I upload a fresh compile thru JTAG, I get mismatch errors starting at location 0x30000 and beyond, and so the code won't load. It works fine to use serial programming. In fact, the JTAG works fine after serial programming. If I make a change and do a fresh compile and try to load thru JTAG agai...


LPC 2106 JTAG - Strange behaviour

Started by jvedum in LPC200015 years ago

Hello, Looking for a solution to the "secondary jtag problem", I have discovered that in some cases both jtag interfaces seems...

Hello, Looking for a solution to the "secondary jtag problem", I have discovered that in some cases both jtag interfaces seems to be active simultaneously! The tests were performed both on IAR "Kick-Start" boards and Ashling EVBA7, using IA


ISP

Started by mjbcswitzerland in LPC200015 years ago 10 replies

Hi all Here's the story. I have an IAR Philips LPC210x Kickstart card and all works well - i.e. J-Link JTAG and ISP...

Hi all Here's the story. I have an IAR Philips LPC210x Kickstart card and all works well - i.e. J-Link JTAG and ISP programming. Now I have just received my own board and JTAG works fine. Found a big mistake since I didn't realise that I loose 10 ports due to JTAG


Question about MEMMAP, JTAG and GDB

Started by droethig_groups in LPC200015 years ago

I am a bit confused about the use of the MEMMAP register on startup. Specifically, when a JTAG emulator (Wiggler) is being used...

I am a bit confused about the use of the MEMMAP register on startup. Specifically, when a JTAG emulator (Wiggler) is being used from GDB. The data sheet says that the boot loader is always executed. Is this true even when a JTAG emulator is connected?


LPC1788+KEIL_MDK4.23+USB_JTAG

Started by Sharan Nalawadad in LPC20007 years ago

Hi all........... I m using Keil microvision 4.23 ID, for LPC1788 controller, I m able to program with H-JTAG and now trying for USB-JTAG, i m...

Hi all........... I m using Keil microvision 4.23 ID, for LPC1788 controller, I m able to program with H-JTAG and now trying for USB-JTAG, i m not getting coocox colink debugger option in keil. I want to know whether keil 4.23 supports usb jtag. ------------------------------------


Choosing ARM jtag

Started by Serdar Akkan in LPC20009 years ago 27 replies

Hello, I am newbie about ARM uCs. I have experience about uCs and i am interesting in ARM especially LPC's now. I've searched the jtags and...

Hello, I am newbie about ARM uCs. I have experience about uCs and i am interesting in ARM especially LPC's now. I've searched the jtags and dev. env. on google and i read some group messages but i do not know what i should buy as a jtag. I wanna focus on LPC2468 now. After that i will try an ARM9 based uC and then maybe on ARM11. Which jtag(ulink2, jlink, hlink, olimex's openocd etc.) and which...


Newbie JTAG question

Started by Jeff...@hotmail.com in LPC200010 years ago 1 reply

I'd like your advice on an inexpensive JTAG emulator, preferably USB, to use with EW-ARM, but that might also work with other environments if I...

I'd like your advice on an inexpensive JTAG emulator, preferably USB, to use with EW-ARM, but that might also work with other environments if I outgrow the kickstart. Also, any thoughts on the e-bay kits (links below)? Does anyone know if the Olimex ARM-JTAG-EW will also work with most other environments? WinARM/Yogarto, Keil, etc? I'm fairly new to this, and looking to work with a LPC...