How to use ADC Driver?

Started by pratibha_275 in AT91SAM ARM13 years ago 1 reply

Hi! I got an ADC Driver file from the at91 SAM Portal for my AT91SAM9260-EK. When i put it into the EK(insmod ARM_ADC.ko ...my ADC Driver), it...

Hi! I got an ADC Driver file from the at91 SAM Portal for my AT91SAM9260-EK. When i put it into the EK(insmod ARM_ADC.ko ...my ADC Driver), it gets inserted without giving any error, but i found no /dev/at91adc in EK, as i was expecting in my device. And therefore i am not being able to read anything from ADC.I am pasting my Driver here. Please HELP! #include #include


FreeRTOS with AT91SAM7x512

Started by bhavintailor_ec in AT91SAM ARM13 years ago 4 replies

I am using YAGARTO Tool to compile my project based on AT91SAM7X512. I have developed one project without RTOS. Its code size become higher than...

I am using YAGARTO Tool to compile my project based on AT91SAM7X512. I have developed one project without RTOS. Its code size become higher than 265K and ram size around 64K. It works Ok. Now, i want to add TCP/IP. So, that i first make working webserver on my hardware. The TCP/IP Stack which i have used is for AT91SAM7X256. So, i modified every where with AT91SAM7X512 header file with its flash a...


help?at91sam7se32-ek board?test ethernet?

Started by "jec...@ymail.com" in AT91SAM ARM14 years ago 2 replies

Hi,everybody my final result is communication over Ethernet using TCP/IP. The TCP/IP stack I don't like to write by my own, therefore I like...

Hi,everybody my final result is communication over Ethernet using TCP/IP. The TCP/IP stack I don't like to write by my own, therefore I like to use usos with the tcp/ip. Has anybody experience with this?? and i don't know how to port uc os into the at91sam7se32-ek board? i found some useful information in this web site http://www.micrium.com/atmel/AT91SAM7.html but my board's core is a...


at91sam7s PIO set to output 0 but connected to power plane

Started by yeayeah85 in AT91SAM ARM14 years ago 6 replies

Hi! How can I check if I might burn the uC if I switch the pin to output 0 but the pin stays high because connected to power plane? ... Set...

Hi! How can I check if I might burn the uC if I switch the pin to output 0 but the pin stays high because connected to power plane? ... Set PIO to output Try to pull line low by outputting 0 from uC Set PIO to input Read value on PIO ... How dangerous? Thankful for any answer! ------------------------------------


Error: module license 'unspecified' taints kernel

Started by pratibha_275 in AT91SAM ARM14 years ago 1 reply

Hi! After including my gpio module into the board AT91SAM9263, when i insmod the gpio.ko i get the following error DEV_GPIO: module license...

Hi! After including my gpio module into the board AT91SAM9263, when i insmod the gpio.ko i get the following error DEV_GPIO: module license 'unspecified' taints kernel Can anybody tell me the reason? ------------------------------------


Compilation Err: "mkimage" command not found - U-Boot images will not be built

Started by pratibha_275 in AT91SAM ARM14 years ago 1 reply

Hi all, I the buildroot compilation I am getting the following error at the end. Can anybody tell me the reason...

Hi all, I the buildroot compilation I am getting the following error at the end. Can anybody tell me the reason please? /*************************************************************/ arch/arm/boot/compressed/piggy.o CC arch/arm/boot/compressed/misc.o LD arch/arm/boot/compressed/vmlinux OBJCOPY arch/arm/boot/zImage Kernel: arch/arm/boot/zImage is ready UIMAGE arch/...


How to compile a kernel module for AT91SAM9263 board with buildroot linux

Started by pratibha_275 in AT91SAM ARM14 years ago 3 replies

We are using open source so we need to add our modules into the kernel. We are trying to compile a gpio module for our kernel.But we dont know...

We are using open source so we need to add our modules into the kernel. We are trying to compile a gpio module for our kernel.But we dont know the procedure. Can anyone tell if it is possible to add a *.ko file into the board just by copying it into the board or not? or is there any other way to register the driver into the board? Please help if you can. ------------------------------------ ...


9XE-EK: Using SRAM and SDRAM?

Started by Dan Lyke in AT91SAM ARM14 years ago 4 replies

I could spend half the day digging through documentation, but if someone could quickly point me in the right direction, I've got a couple of...

I could spend half the day digging through documentation, but if someone could quickly point me in the right direction, I've got a couple of questions: 1. Does someone have a quick reference to the memory map I can expect on the 9XE-EK? I've been using SDRAM as a cast of AT91C_SDRAM, , but I need to be a little smarter about how I use it and knowing when I'm going to stomp on GCC using it....


AT91SAM9G20 - SDCARD BOOT ?

Started by "Vellemans, Noel" in AT91SAM ARM14 years ago 1 reply

Hello, I'm trying to boot the AT91SAM9G20 from SDCARD. When I read the AT91SAM9G20-spec's there should be a file "boot.bin" located into the...

Hello, I'm trying to boot the AT91SAM9G20 from SDCARD. When I read the AT91SAM9G20-spec's there should be a file "boot.bin" located into the root of a FAT/12/16/32 formated card. The AT91SAM9G20 should boot this file if no other valid boot sequence is found. (ref to DATASHEETS/MANUALS for details) I can not get this to work, is there someone that can help me a little further? Someone ...


USB class choice for AT91SAM7XC USB interface

Started by jeremywang2008 in AT91SAM ARM14 years ago 8 replies

Hi, I'm working on a handheld equipment running on AT91SAM7XC512. Currently we use USB CDC class to realize virtual COM communications with...

Hi, I'm working on a handheld equipment running on AT91SAM7XC512. Currently we use USB CDC class to realize virtual COM communications with host, everything is working fine after some modification to ATMEL USB Framework. But the data rate of virtual COM is a little bit low, because we need to download chunk of data from the device to host. We plan to migrate to USB class with higher speed. ...


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