Serial communication with FIFO - frame errors
HiWe are using RZ/A1 processor based custom target board . linux kernel version is 4.9.123 ( downloaded from renesas site).user manual r01uh0403ej0200_rz_a1h pdf is referred . we are sometime seeing...
View ArticleRZA1 Linux 4.9 CAN Bus Driver
Hi, In trying to get CAN Bus working for Linux 4.9 it seems like there is a driver for the R-Car r8 chips, but there isn't one for the RZ r7.I found a driver for the RZ chip in Linux 3.14, but there...
View ArticleAN3847 (FoE) reboot
Using an RZ/T1 starter kit and this app note claims that it will reboot after updating bank1 using FoE. It sets bReBoot to TRUE in bootmode.c but the condition to perform BL_Reboot() is: if(stateTrans...
View ArticleTesting multidrop feature using HSCIF2 (RS485)
Hi,Have one query regarding RS485 support in RZ/G1EWe are working on custom platform based on RZ/G1E.In that, we have RS485 which need to be tested for Multi drop feature.RS485 is configured for...
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I2C restart condition procedure
Hi all,I am writing a basic master I2C driver for the RZ/1M we are using. Our environment is based on the startup and CMSIS RTX files from the 'an-r01an3638ej0211-rza1-fwp.zip (RZ/A1 Framework V2.11)'....
View ArticleR7S721000VLFP : SW Boot issue in Boot Mode 3
We are using R7S721000VLFP LSI in our customized target board and Configured to BOOT MODE 3 in hardware for booting from serial flash. We have flashed the bootloader binary at address 0x18000000 and...
View ArticleNo Printf on Debug Console for RZ/A2M device
Hello,I'm new to Renesas and e2studio using the RZ/A2M evaluation board with FreeRtos OS.I can't find how to display the output of my printf function on the console.I've seen several ways of achieving...
View ArticleRIIC driver: How to get it to do Restart (instead of Start/Stop/Start)?
I have working code for a RZ/A1H that uses the RIIC driver from RZ/A1 Framework V1.03 (AN3638) to talk to a EEPROM chip.I'm trying to adapt that code to talk to a HDMI Receiver (ADV7611) on the same...
View ArticleRZ/A1 800x600 Video Settings
Hi,Thank you for the previous helpWith Linux 4.9, a tfp410 dvi output transmitter attached to the LCD_0 output of the RZ/A1, and a computer monitor attached over hdmi, I am trying to set the output...
View ArticleNo longer able to build 4.9.x kernel: head.S:132: Error: width suffixes are...
4.9.123 built OK.4.9.156 had this error4.9.170 also has this errorWhat am I doing wrong?I'm just building with default config in place - no local changes. (rza_bsp)$ ./build.sh kernel...
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RZA1H QCA9377-3 UART BT integration quesiton
Hi,I am working on QCA9377-3 UART BT integration on Renesas Starter Kit+ for RZ/A1H.the BT is connected with USB to UART convert and USB host connector (CN9)BSP information as below:Linux-4.9 BSP:...
View ArticleRZA1M using all SRAM
Hello,For our product we are using the CEU in the RZA1M to capture images from a sensor. The CEU will be configured in 16 bit data synchronous fetch mode. Because the sensor is rather large, a large...
View ArticleIs DMA used in the Linux 4.9 BSP for USB and other I/O ?
When compared to other CPUs that we are familiar with, running also the 4.9 Linux kernel, we noticed that bulk I/O takes up a lot more CPU cycles on the RZ/A1 . I.e. it seems to cost more CPU time to...
View ArticleUSB , wireless stack performance enhancements and timeouts
Hi We are using RZ/A1 processor based custom target board . linux kernel version is 4.9.123 ( downloaded from renesas site).user manual r01uh0403ej0200_rz_a1h pdf is referred .We are facing Wi-Fi...
View ArticleYour CloudLinux Installation has issues!
Hi Everyone,I have recently started to receive the following emails never got these before until recently -We have detected following issues with your system:Check fs.enforce_symlinksifowner is...
View ArticleRegd. Jlink license
Folks,Purchased a RZ/A1H development board. Received a segger j-link lite debugger along with. Tried flashing the QSPI flash in the development board. The flash was programmed successfully. When we...
View ArticleRZA1H RGA 2 layers initialization problem
Hi,i'm start to using RGA library on FreeRTOS application on RZA1H chip. I use c++ compiler and a have the necessity to use 2 layer (background layer and app/obj layer).When i initialize WindowSurface...
View Articlef_read not working when using buffer in Cached_Hyper_RAM section
Hello everyone,I am new to Renesas and I am using the RZA2M evaluation board. I succeed to read the contents of a file on an sdcard using the fatfs when the buffer I use is located in the my uncached...
View ArticleUSB-HHID keyboard/mouse bare metal sample code
I have done my Display application using e2studio with bare metal code. I want to add up USB keyboard and mouse in the application. Need support of bare metal code for the same. On Renesas site I can...
View ArticleH.264 on RZ/A2M MPUs with DRP
Dear Renesas guys,Could you please tell me, is it possible to implement H.264 code/encode with DRP?It is a potential RZ user question.Thank you!!!Timur.
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