I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
I am attempting to write a basic I2C program using Zephyr, but I am currently unable to sent a single byte over I2C. Am I doing something wrong? I'd prefer not to use the...
Hello!
I have a characteristic defined to be in user memory by the BLE_GATTS_VLOC_USER flag.
The initial length is 0 and the initial value pointer is NULL.
Now I...
Hello!
I am currently trying to use the watchdog driver from the Zephyr library. I have enabled the CONFIG_WATCHDOG and set it up similarly to the asset_tracker application...
Hi,
so far I have been programming my custom nrf52840 device through the debug out connector of the nRF52840 DK and a custom programming connector.
Now I would like to...
Hi,
I'm using nrf52832 to interface RTC using nrf_calendar.c file.
I have start the RTC at 8:59:00, it will reaches 9:00:00. After that automatically it will resets and...
I haven't been able to locate any NAND flash libraries or examples in SDK 15.3.0
To be clear, this is NAND flash, not NOR flash (examples are Toshiba TC58CYG2S0HRAIG and...
Hello!
We are trying to make a family of devices that would be based on nrf52840. The devices would communicate between each other via Bluetooth Long Range (CODED PHY)....
Hello,
I have a problem using the radio notifications. I use the softdevice V. 15.3.0.
I would like to have an interrupt every time I send an advertisement, which I can...
Dear Nordic,
I am using nRF52832-XXAB, SDK 15
I am aware that in order to enter SYSTEM OFF Mode and woke up by an GPIO event,
I have to set "nrf_gpio_cfg_sense_input...
Hi, I am trying to enable TPS on an application I am staring. I have got it enabled and when I connect to the device using my phone TPS is visable, but I cannot read the value...
Hi all
I have problem with uploading app to this module. On Mqtt_simple I added
CONFIG_BOOTLOADER_MCUBOOT=y
Compile program in Segger and i got app_signed.hex. Im using...
Hello everyone,
I'm trying to make a PWM signal that fires an interrupt at the end of each PWM period. I've had the same question here:
https://devzone.nordicsemi.com...
Hi, All
In our product development, we finally found that our products need to work in long range mode to improve the communication range, and keep the connection with...
Hi,
I am a EE with a lot of background in nRF52 devices. But this is my first software venture with this device. I am familiar with the soft stacks used and have flashed...
Hi!
We develop our product on nRF52840 using S113 softdevice, version 7.0.1. From time to time, we need to erase some part of flash, so we use sd_flash_page_erase() function...
