How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
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...
Hello,
for my project, I am using the module BT832A (from Fanstel) that implements the nrf52810. I am using the pin P.021 to drive a switch. The problem is that when I set...
Hello. I have a problem getting a position via GPS. My dev board is placed in a good place, but can't get a position after more than 1 hour.
I am using you new SW version...
I have been using using nRF9160 as ble gateway for uploading data from one nRF52832 and its works well. Now I need to connect more than one nRF52832 devices, has anyone tried...
Hi. I'm using nRF52832, SDK13.0.0.
I should use SHA256 and MD5.
I made my code as below.
NRF_CRYPTO_HASH_CREATE(init_packet_hash, SHA256); NRF_CRYPTO_HASH_CREATE(init_packet_md5...
Hello all,
I am attempting to develop an application which utilizes a third party library for proprietary sensor calculations. This library requires the use of floating...
Hi DevZone team,
Hope you're doing great today. Just want to confirm if the nRF9160 is ready to operate in Mexico. The LTE Bands needed are B2, B4, B5 and B28. The IFETEL...
Hi,
I use SDK 10 pwm example (examples\peripheral\pwm) to modify the PWM cycle to 10s and duty cycle to 50%.
Code showed as below:
But the PWM cycle seem only around...
I have seen the datasheet of nRF52840 but I can't find that any GPIO pin used as SPIS. It says that you can configure the pin those whose value is written in the PSEL.MOSI...
Hello everyone!
I've tried to run mbedtls crypto functions which are using cc310 hardware implementation and I have partitions overlap issue.
Our main goal is to test...
Hi there, I've been testing out handling the Apple Notification Service notifications.
I have set up the handler for the ancs_object as on_ancs_c_evt, I can successfully...
Hi,
I'm currently doing a project where I want to sample an SAADC and send it over Bluetooth to another nRF52840 device with different sampling frequencies. The problem...
Hi. I'm using nRF52832, SDK13.0.0.
I want to use SHA256 as below.
output32Byte = SHA256[input32Byte];
Which function or example can I refer to?
And also I want to...
Hi All,
I am new to nordic, i am using nrf52840 development kit and using the SDK nRF5_SDK_for_Thread_and_Zigbee_v3.0.0_d310e71.
I would like to start the program from...
Hello,
i am currently developing on nRF52840 using SDK 15.2.0. I have an application and a bootloader. I use the GPREGRET register to boot to bootloader.
I have an issue...
Hi team,
I have a customer who wants to implement the "nrfjprog --recover" command by using the Chinese copy Jlink. They want us to provide the manual which can explain...
