1788 Ethernet Initialitions Take Long Time.

Started by Murat in LPC20006 years ago 2 replies

Hi all, I have developed ethernet driver for LPC1768 using CMSIS lpc17xx_emac driver. And I have applied this driver for LPC1788 using CMSIS...

Hi all, I have developed ethernet driver for LPC1768 using CMSIS lpc17xx_emac driver. And I have applied this driver for LPC1788 using CMSIS lpc177x_8x_emac driver too. But while 1788 CMSIS EMAC Driver setting the Ethernet Physical Mode (calling EMAC_SetPHYMode), its take long time, like as 20 seconds. 1768 is working fine. I cant understand the problem. Thanks. Murat. ----------...


Find a board with 2106 or 2138 and ethernet

Started by fredrikssonjohan in LPC200013 years ago 6 replies

Hi! I need a small board with 2106/213x and ethernet. Some I/O pins but not many. I'm still very flexible with whats on it. Ethernet is...

Hi! I need a small board with 2106/213x and ethernet. Some I/O pins but not many. I'm still very flexible with whats on it. Ethernet is a must! I've searched with Google but I only find these very very expensive boards. Do you know any small and cheap boards. Type of ARM can be other than 2106/213x also. Thanks for any help


LPC2378 - Eternet

Started by pete...@courtara.com.au in LPC200011 years ago 1 reply

Dear All, I would like to ask if there is source code lib which I can purchase for the Ethernet module on the LPC2378? I have not had much...

Dear All, I would like to ask if there is source code lib which I can purchase for the Ethernet module on the LPC2378? I have not had much experience with TCP / IP so please excuses my ignorance Does anyone know of a good book to look at if writing a Ethernet driver? Thanks in Advance Peter


LPC23XX Ethernet delayed transmissions

Started by Mark in LPC20007 years ago 2 replies

Hi All I wonder whether anyone has experienced the following? I am not absolutely sure that this is the actual problem but reports tend to...

Hi All I wonder whether anyone has experienced the following? I am not absolutely sure that this is the actual problem but reports tend to suggest that it could be possible - therefore the question whether anyone has really experienced anything similar an dknows how it may be able to take place. 1) An Ethernet frame is to be sent and the values EMAC_TxConsumeIndex and EMAC_TxProduceIndex are...


LPC24xx Ethernet (errata, reliability, compatibility to LPC23xx)

Started by Mark Butcher in LPC20009 years ago 10 replies

Hi All I have the following Ethernet problem with the LPC2478 (on Olimex LPC-2478-STK): - Note 1: the Ethernet driver is the same as the one...

Hi All I have the following Ethernet problem with the LPC2478 (on Olimex LPC-2478-STK): - Note 1: the Ethernet driver is the same as the one used for the LPC23XX (RMII mode) - Note 2: the same test works without any problems on the LPC2378 on Keil MCB2300 and Olimex LPC2378-STK (tested at 10M and 100M) - Note 3: the test can be seen at http://demo.uTasker.com (not on the LPC24XX at the momen...


LPC 2378....ARM7 TDMI BOARD NUMBER...MCB 2300

Started by samjith_wasim in LPC20009 years ago 2 replies

Kindly Help me on how to start coding the Device driver for Ethernet on LPC2378.I know its very tough..Just i need a guideline on how to start...

Kindly Help me on how to start coding the Device driver for Ethernet on LPC2378.I know its very tough..Just i need a guideline on how to start with so that i am fundamentally strong with the basics of Ethernet. ------------------------------------


LPC2368 ethernet 100MBits

Started by Fernando Augusto in LPC200010 years ago 4 replies

Hi all, Has anyone tried to use the LPC2368 with DP83848 phy runing at 100Mbits at = a two layers PCB? Did it work? Anyway, has anyone...

Hi all, Has anyone tried to use the LPC2368 with DP83848 phy runing at 100Mbits at = a two layers PCB? Did it work? Anyway, has anyone successfully used the LPC= 2368 with the DP83848 phy runing the ethernet at 100Mbits? At work we just = cant put the LPC2368 (with DP83848) to run at 100Mbits, excpet for a forbid= den PLL frequency output (198MHz, if doesnt fail me) when the ethernet runs= ...


OT: ethernet magnetics

Started by drproton2003 in LPC200010 years ago 1 reply

Hello everyone, Sorry to bother the group with this, but I didn't know where else to turn for help. I am working on a project with uses the...

Hello everyone, Sorry to bother the group with this, but I didn't know where else to turn for help. I am working on a project with uses the DPACtech airborne wireless LAN bridge. They recommend using a halo FD02-114G transformer on the Ethernet side. There are two problems with this. First of all that is a very large part and I'd like to go smaller. Second, they don't seem to be availab...


Ethernet JTAG

Started by jsm09a in LPC200012 years ago 3 replies

I am in the market for a reliable JTAG unit, preferrably with ethernet, capable of thorough debugging on LPC2103 and PXA270. Anyone have an...

I am in the market for a reliable JTAG unit, preferrably with ethernet, capable of thorough debugging on LPC2103 and PXA270. Anyone have an opinion on the following possibilities: - Embest UNetICE - Ronetix PEEDI - ARIUM LC-500 - Abatron BDI1000/BDI2000 Thanks, Scott.


LPC2378 ethernet driver

Started by "diego.villaaranda" in LPC20009 years ago 2 replies

Hi all, I was wondering if anyone got a good Ethernet driver for the LPC2378 in order to create a simple dedicated communication link with a PC...

Hi all, I was wondering if anyone got a good Ethernet driver for the LPC2378 in order to create a simple dedicated communication link with a PC using a rj45-crosscable. Thank you very much Diego ------------------------------------


Using LPC2378 for Ethernet

Started by prash_precision in LPC200010 years ago 1 reply

Hi Guys, Has anyone used LPC2378 just for the Ethernet? I am using TI's DSP as my main controller. Can you share some of the tips on how to...

Hi Guys, Has anyone used LPC2378 just for the Ethernet? I am using TI's DSP as my main controller. Can you share some of the tips on how to interface this ARM chip with the DSP? I am planning to use DP83848 for PHY. Thanks, Prashant


USB - really 8K of SRAM on LPC2378???

Started by michael_melkonian in LPC200011 years ago 7 replies

Hi I am using LPC2378 chip. I have a simple memory test routine that I run on Ethernet SRAM (16K) - which works fine, e.g. 1) Passes 16K...

Hi I am using LPC2378 chip. I have a simple memory test routine that I run on Ethernet SRAM (16K) - which works fine, e.g. 1) Passes 16K and not a byte more 2) Fails when accessing past 16K 3) RAM fails, as it should when Ethernet controller power is not enabled via PCONP.30 (as per Phillips Errata Ethernet.2) However, same routine on USB's 8K SRAM works as follows: 1) Works even ...


lpc2292 & cs8900

Started by angelspelegrin in LPC200012 years ago

Hello wooyoop My problem at last was very simple. I have swapped the connection of ethernet, and the delay was in the auto-detection of...

Hello wooyoop My problem at last was very simple. I have swapped the connection of ethernet, and the delay was in the auto-detection of polarity in the equipments in the network (ethernet adapters, switch, etc). Your problem seem be in the way of accesing the external memory by the LPC. You can see in another branch some somments about this.


LPC2458 USB/Ethernet w/IRC clock?

Started by "David L. Miller" in LPC200010 years ago 2 replies

I have an application where I cannot use a crystal oscillator, but still need a high speed serial interface. Does anyone know if the USB or...

I have an application where I cannot use a crystal oscillator, but still need a high speed serial interface. Does anyone know if the USB or Ethernet can be used reliably with only the IRC? I don't see anything definitive in the datasheet... Thanks! --DLM ------------------------------------


Keil's Ethernet source code for LPC1768: Transmitting ok, but not receiving

Started by capiman26061973 in LPC20007 years ago 1 reply

Hello, i am trying to use Keil's Ethernet example source code in my own project. I am able to transmit own frames, but i am not able to...

Hello, i am trying to use Keil's Ethernet example source code in my own project. I am able to transmit own frames, but i am not able to receive ethernet packets. No, not really correct, on startup i get 3 corrupt receive packets (with only 1 bytes). 3 seems to come from the number of receive descriptors. When i increase it to 4, i get 4 corrupt packets at startup. Then no more receive p...


Trying to init ethernet on lpc2378

Started by michael brown in LPC200010 years ago 3 replies

Hello folks, Trying to init the ethernet module on an Olimex dev board. The NXP user manual couldn't be more vague as to what needs to be...

Hello folks, Trying to init the ethernet module on an Olimex dev board. The NXP user manual couldn't be more vague as to what needs to be done and in what order. I can't seem to find an app note either or any example code on the net. Is it a secret? Can some kind person point me to _any_ example? thanks :-)


LPC2378 - Ethernet

Started by DeV in LPC20006 years ago 28 replies

Hello all...i own a lpc2378-stk kit and want to communicate via Ethernet...Since i am entirely new to communication so i request all the pros to...

Hello all...i own a lpc2378-stk kit and want to communicate via Ethernet...Since i am entirely new to communication so i request all the pros to pls suggest me some sources (online books, articles, links etc.) that can help me to clearly understand set this communication as a beginner...thanks alot! ------------------------------------


LPC2368 Ethernet Driver

Started by samjith_wasim in LPC20009 years ago 7 replies

Hey Guys, We require TCP/IP Protocol to send two bytes of data [SAMPLE PROGRAM]. Currently our Ethernet Driver Data is sent using HTTP...

Hey Guys, We require TCP/IP Protocol to send two bytes of data [SAMPLE PROGRAM]. Currently our Ethernet Driver Data is sent using HTTP protocol.In our Code we convert HTTP WebPage into TCP/IP Data and the same is sent ,We find more difficulty while sending data through HTTP,it is consuming more time too. But our requirement is to just send the two bytes of data in Ethernet.So TCP/IP Protoco...


28J60 Ethernet Controller

Started by "B. van Essen" in LPC200010 years ago

Hi I=B4ve a question about the 28J60 Stand Alone Ethernet Controller. Does any= body=20 know if a led blinks when you attach a networkcable,...

Hi I=B4ve a question about the 28J60 Stand Alone Ethernet Controller. Does any= body=20 know if a led blinks when you attach a networkcable, even if jou dont attac= h it=20 tot a microcontroller? Because mine doesn't :( regards Bertus van Essen ------------------------------------


Re: defecting to luminary?

Started by Alexandre Kremer in LPC200010 years ago 1 reply

Hi Mark, sup buddy Congratulations for this really good job. Have you ever tried the STM32F103 new CM3 from ST? I?m trying it now and, as...

Hi Mark, sup buddy Congratulations for this really good job. Have you ever tried the STM32F103 new CM3 from ST? I?m trying it now and, as an ethernet addicted, i miss it on that chip. Hope ST guys implement a phy on chip, and of course this checksum accelerator hardware you mentioned, wich of course would be on of the best enhancements done for embedded ethernet solutions. Hooray ...