[RZ/A1H][VDC5] Reducing the size of graphic frame
Hello everyone,Currently, I'm developing image processing on RSK board (RZ/A1H platform) using VDC5 module and using TFT LCD panel (800x480) to show the output image. The BSP package which is...
View ArticleHibernation/suspend to disk support in RZ/G1E starter kit.
Hi everyone,1. I followed steps given in http://elinux.org/RZ-G/Boards/SK-RZG1E for running yocto on RZ/G1E for kernel 3.102. On top of this , I applied patch...
View ArticleCan't get I2C to work
Hi,I am trying to control a digital pot via I2C, but I can't get it to work. I have added the code for initialization and transmission below. The clock for I2C channel 1 is enabled and the SCL and SDA...
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RZA1 RSK USB Host Bandwidth Issue
I am attempting to capture Visible Light images using a USB Webcam that operates with USB Bulk Mode type transfers. The Frame is a 640x480 YUYV frame at 614400 bytes.This webcam and the same sequence...
View ArticleHardware design query for using LVDS port of RZ/A1 MPU
I want to use LVDS port for interfacing tft LCD.But the point is in LVDS port, there is one "FCE" pin (control pin for NAND flash) multiplexed with same port.If I want to use this pin for both the...
View ArticleLVDS port and NAND flash port Multiplexing in RZ/A1 H
In RZ/A1M MPU, port number P5_5 pin is demultiplexed with following alternative options:- P5_5 Alternative 1: TXOUT1M P5_5 Alternative 2: LCD1_DATA5P5_5 Alternative 3: LCD0_DATA21P5_5 Alternative 4:...
View ArticleEthernet Issues on RSK RZA1H:
Ethernet Issues on RSK RZA1H:Hi, We are trying to bring up some streaming application on RSK RZA1H. While running it on RSK RZA1H, we end up with the errors as below. sh-eth r7s72100-ether eth0:...
View ArticleHow to detect A1H vs. A1M?
I'd like to be able to detect at run-time whether I'm on a A1M or A1H chip. Is there an ID register somewhere?I couldn't find one in the manual - but I could be searching for the wrong...
View ArticleLinaro Toolchain
I am using rskrza1_bsp on ubuntu 14.04 32 bit machine. When I start the build with linaro 4.9 2014 toolchain, the build fails. After going through the error I checked the toolchain at corresponding...
View ArticleRGA library: R_GRAPHICS_Initialize failing
(This is sort of a continuation of the months-old topic "How to add RGA library to existing e2studio project?", but I thought it best to start a new thread).I'm trying to use the "C" function calls in...
View ArticleRZA1 qspi_app kernel NULL pointer dereference with large files
I'm successfully using the renesas qspi_app and qspi kernel module to write small files ( severl kb ) to the QSPI flash on the RZA1 RSK while running an XIP Kernel. I am using the "single" qspi...
View ArticleRZG1E internal eMMC card read speed.
Hi All,RZG1E has 8GB eMMC chip MTFC8GLWDQ-3M AIT Z .Can anyone please letme know max read speed of this eMMC.I am getting only 20 MBps read speed.Thanks,Tushar
View ArticleRZA1 Unique Chip Value
Hi,Is there a unique value per chip ( processor ID / Serial ) for the RZA1?I looked in /proc/cpuinfo and the Serial string is all zeros. I also tried searching the hardware manual for "unique",...
View ArticleXIP Linux max rom size?
Hi, allI have two question.1. Is there a maximum ROM size that can be configured with XIP Linux on RZ / A1M?and Can the kernel and applications be stored in the SPI flash, and the image data stored in...
View ArticleCannot JTAG Entire Range of 128MB Flash through RZ/A1
We are using a single Micron N25Q00AA 128MB QSPI with the RZ/A1L. It boots fine with the XIP Linux Kernel and using the qspi_flash.ko kernel module from within Linux, we can write data to addresses...
View ArticleRZ/A1H - Using RCA Camera on RSK board (Linux XIP)
Hello all,I want to display the video which is captured from RCA camera (VIN1) on TFT LCD panel (RSK board, Linux XIP). After investigating HW manual, I figured out that it requires Digital Video...
View ArticleBest way to process large animated GIFs on RZ?
What would be the best way to deal with large (800x400, 50 frames, >=20fps, 4MB compressed file) GIF animations on RZ?In our application we have to deal with multiple large animation sequences....
View ArticlePower Curves for the RZ/G1 devices
Where can I find power numbers of the R8A77430 vs the R8A77440 and R8A77450 please
View ArticleRZ/A1H (r7s72100) sh-sci fifo linux 3.14
Hi.I try reduce cpu load by using fifo for serial/tty port and find strange check in sci_receive_chars():if (!(status & SCxSR_RDxF(port))) return;It's mean that interrupt function does not read...
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RenesasQE_display_V100
Hi,I have some questions about the RenesasQE_display_V100 tool:something when using the tool and updating registers on the display i see not only the green screen, but also one rollling test (red,...
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