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Questions tagged [renesas]

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Anything related to Renesas components or technology. Renesas are a major manufacturer of micro-controllers and flash memory parts, as well as analogue and mixed signal components.

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The Renesas R7FA6M4AD3CBQ#BC0 has "2 SPI channels". Is this 2 SPI channels in total, or per SPI port? At first I thought it would be 2 total, but then I saw that there were additional ...
personal_cloud's user avatar
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It has 7 + 7 = 14 pins with 0.7 mm pitch, size of 7.5 x 4 mm and is used in automotive multimedia systems by Harman Becker with Renesas SH7785 CPU and QNX RTOS. Supposed to be used with E10A JTAG ...
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I am a student currently studying to participate in a competition to create a charger. While studying, I found a method in a research paper that improves efficiency, and I want to select this as the ...
이성규's user avatar
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We are developing capacitive touch. We are reviewing PIC and Renesas MCU. However, I discovered an interesting phenomenon. When I set the touch sensitivity in battery condition and connected it to ...
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How can I debug do hardware debug, I have ST-LINK and FT232H, would it work with Renesas MCU? Also, if anyone has used e2 studio, then please guide me. I have a project for a sensor and in that sensor'...
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I traced a IO-Link USB master PCB to understand how it works. The ciruit I found makes sense to me except for a part of the programming interface. It's marked red in the following schematic. (TXDA is ...
nanash1's user avatar
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For a project I am using the ST M41T81 RTC but because of the parts shortage, I updated the firmware to support both the M41T81 and LS1208 RTC chips. The reason I am using the LS1208 is because the ...
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I am an electronic hobbyist based in Canada. Recently I bought different Microcontroller development boards from Mouser.ca This is mostly to satisfy my curiosity and to try out the different features ...
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I am using RA2A1 MCU for my product and want to use UNIQUE ID code for security purpose and restrict the debugging without ID code. While flashing from Renesas Flash Programmer (RFP-3.09.01) we ...
shadab's user avatar
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I'm trying to program a R7F0E01182DNG#AA0 MCU, using the serial programming feature. It's not working, so as part of troubleshooting I'm paring my design down to the minimum functional circuit. This ...
Drew's user avatar
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I am designing a DC-DC Buck converter using the ISL81806 I would like to use a sub-milliohm current sense resistor (0.2 milliohm) to set the current limit although it seems that the feedback voltage ...
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We are looking at implementing an architecture that makes use of eXecute In Place (XIP) over QSPI in order to overcome storage constraints; our firmware has grown too large to live in the on-chip ...
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So I've been working on getting UART access to the head unit in my car; I've got the schematics of the unit and found that TX3/RX3 on the Renesas SH7750 are presented externally - along with 3 "...
Whiterat's user avatar
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I am new to using renesas microcontrollers, and could use some advice from someone with experience using them. I found this rl78 evaluation board and a quick reading of the product description on the ...
Aditya Rajendran's user avatar
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I need to read the internal flash of RX63N MicroController multiple times. It will always be the same data block. I was concerned about the life of the internal flash, wearing out etc. I read that NOR ...
Aadishri's user avatar
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I need some help to solve this error. I am new to use e2 studio of Renesas. I started to import and build a project, which used for GR-Peach board. Then I got this error: My toolchain version is 8.3.1....
Tạ Lục Gia Hoàng's user avatar
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This might appear to be too much data way too scattered to understand, but I'll make a genuine effort to explain. Controller: R5F111MJ (ROM 256KB, RAM 16KB), RL-78/L1C family. Datasheet can be found ...
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I am debugging an H8S MCU in Renesas High Performance Embedded Workshop 4 with the attached E10A emulator, and find it's very slow when stepping through code because it keeps reflashing the chip ...
scipilot's user avatar
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When looking around at Renesas (RL78) compilers, I noticed GCC mentioned a decent amount, but the links are different. Many of the older (<= 2015) URLs point to an India company, KPIT, and is ...
ahogen's user avatar
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Edit3: As requested I'm going to be more specific about my issue, previous description is still below A motor must not be activate more than MAX_TIME hours (20hours - consecutive or not) during a ...
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I'm developing an embedded app, writen in C, using a M16C/28 uC from Renesas. The app manages two simple task: RFID for detection and reading MIFARE tags. ( Using HW: Mf500 from NXP ). The uC ...
GenGen's user avatar
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I have inherited a custom embedded device which uses an Renesas H8S MCU to store data on an SD card. It does this directly with no filesystem implementing SPI at a low level in firmware written in ...
scipilot's user avatar
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I'm trying to set a CAN Communication between an MCU (Inside Renesas board that have a CAN interface inside) and CAN Transceiver (Vector CANcase) which is connected to my laptop via USB. I want to ...
The Beast's user avatar
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I just get started with renesas MCU: RL78 - D1A – R5F10DPJJFB. I went to Renesas website and saw different IDEs: CS+ for CC, CS+ for CA, CX, e2 studio so I would like to ask what is the differences ...
mihota's user avatar
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I know it's the industry standard but what would it add to my simple project? Would it be ok to work with an Arduino for instance? What are the superior features? I went to their official website and ...
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I am working with ADC on MCU SH7147 (Renesas). I have a problem with a sensor as outlined below. How do I detect a disconnect of the sensor cable on the analog input pin on the MCU? I tried to ...
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I would like to connect the DATA pin of sensor to Digital I/O pin of a microcontroller. I am confused that in the data sheet of the sensor they have mentioned this: MaxDetect 1-wire bus is used for ...
Renesasuser's user avatar
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I am using an Renesas RL78 and SPI to communicated with an SD card. I have the driver working using the single command Baudrate of 400kBaud when sending both commands and data. Of course, this is ...
Ed King's user avatar
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