KSZ8863 auto-negotiation will never succed. (marnov)
Hello,I am doing a KSZ8863 custom board and I am facing some issues related with the auto-negotiation. The ksz8863 is only able to link over auto-negotiation with some devices. I have measured the RX...
View ArticleVSC7512 SPI SI_CLK Pause Functionality (ColinFosterInAdvantage)
I'm curious if there's an issue with the SI_CLK pause functionality in the VSC7512 chips.I have made a change to move from padding bytes to pausing, but as soon as I did that, access to VCAP registers...
View ArticleLAN8740A Soft Reset - how long? (johndpar)
Hi allI'm trying to diagnose a problem with this Phy. It is on a STM32H745i-disco board and has worked before, but now the link is not coming up.I've tried two different software frameworks - Nuttx and...
View ArticleSMSC LAN9500A USB2 to ethernet10/100 controller integration- Configuring...
Hello,I am trying to integrate Microchip SMSC LAN9500A USB2 to ethernet10/100 controller chip on my am335x platformI could successfully build the kernel module (lan9500_linux_1.02.05) downloaded from...
View ArticleFiber optic transceiver not working with LAN8742? (akashkas)
I want to transmit data over fiber optic from STM32H743VIT6. I am using internal MAC of STM32H743VIT6 and LAN8742 as PHY. The ethernet signals after LAN8742 are going both in the RJ45 connector and...
View ArticleTCP IP stack list periodic send (Andy99)
Hello everyone! I'm fighting little bit with TCP client based on lite stack.I'm able to send/receive data and ping is also working. The problem is, that once I send the data to server, ping response is...
View ArticleImproper FIN/ACK acknowledgement results in socket remaining open on remote...
MCU: PIC32MX350F256H PHY: MRF24WG0MA TCP/IP Stack Ver: 5.42.06 We are experiencing a strange issue on our device platform regarding some TCP transactions. Our device is initiating an HTTP POST to a...
View ArticleEVB-LAN9255 evaluation board (JMacG)
Will there be any updates to the Github LAN9255 Firmware Applications at https://github.com/microchip-ung/LAN9255_Firmware_Applications I'm using the EVB-LAN9255 board and hoping to use the LAN9255 IC...
View ArticleTrying to use ENC28J60 (GraemeCAUK)
Hi, I'm trying to run the TCP Client Demo program supplied by Amtel START on a SAMD21 Xplained board. For the ethernet controller I'm using an ETHClick module via SPI on SERCOM0. So the setup is SAMD21...
View ArticleLAN9252 stuck in POR (mcup)
Hi, I have a LAN9252 on a custom board, and I have a few boards were the LAN9252 seems to be stuck in Power On Reset (POR). There is no external device connected to the RST# pin, yet after Power Up,...
View ArticleQuad-port PHY unused port termination? VSC8514 (BladeRunner2020)
We're using a VSC8514 quad-port 1000BASE-T phy for our computer application. We only need to use three of the four ports due to physical spacing limitations. How should the unused media port be...
View ArticleFTP server for dsPIC33 & SD card (mws)
Hi, all! I'm looking for FTP server library that works with a standard Microchip's stack TCP/IP and SD memory card (Microchip FS library). I want to save some data on the card & analyze it using...
View ArticleLAN91C111 Writing to registers (RickMcD)
Hopefully this is the correct place to post this question. We have gotten into a pickle with part shortages due to the pandemic. I am currently using an ENC624J600 ethernet controller but cannot get...
View ArticleLAN9514 - EEPROM - Start of host data storage (gwerder)
Hi there We want to use the EEPROM connected to the LAN9514 to store data by host device. We are now wondering, at which address we can start storing data. On page 21 of...
View ArticleUsing DNS with the MCC TCP/IP stack (beandigital)
HiI am using the TCP/IP stack with MCC on a PIC18F97J60. I been able to get a client to work using the example from AN1921. At the moment I am using the IP address and port using the following. (NOTE...
View ArticleGlitch on RMII CRS_DV pin with KSZ8863 (mspeder)
Hi, I'm trying to interface a KSZ8863RLL switch to a NXP Kinetis K64 MCU via a RMII connection. Communication between port 1 & port 2 works well. However some packets are lost when they are sent to...
View ArticleSpanning Tree Protocol in VSC7421 (yasserkashfi)
HelloWe have a question about RSTP and MSTP support in VSC7421 Ethernet switch ICs.As mentioned in "https://www.microsemi.com/product-directory/ethernet-solutions/3585-ethernet-switches", VSC 7420,...
View ArticleSpanning Tree Protocol in VSC7420, 7421, 7422 (yasserkashfi)
HelloWe have a question about RSTP and MSTP support in VSC742x Family ethernet switch ICs. As mentioned in...
View ArticleKSZ9567 Auto Negotiation link-up to 100Base-TX device Micrel KSZ8463 fails...
Microchip KSZ9567R fails establishing a link to Micrel KSZ8463. When auto-negotiation is enabled link-up fails. Every 2 seconds the switch changes speed mode from Gigabit to 100 MBits/s. The power of...
View Articlemalloc failing in TCPIP_HEAP_CreateInternal (returning 0) (Thingfish47)
The title says it all. I have tracked the failure if the tcpip initialisation to this, and am at a loss as to how to solve it. I assume there is insufficient memory available to malloc, but any advice...
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