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...
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 Nordic,
I find somethig wrong while using GPIOTE.
I.
First I call nrf_drv_gpiote_out_init(MY_PIN, &my_config), it works fine. However, I call nrf_drv_gpiote_out_uninit...
dear sir
i had use the ble_ant_app_hrm demo to test ant+ble,but i could not find the softdevice in the folder,so i can't connect it to my mobile phone,the link address is...
Hi, I'm using Central multilink example to connect with our Custom Peripheral sensors. I'm using board PCA10040, nRF52832, SDK_14.2.0, s132. Sensors have a custom service...
For NRF51 and NRF52 antenna matching network, is there any requirements for resitors? Tolerance?
I know there are some requirement for capcitor and inductor types, how...
Hello,
Can we combine a 5-certified hardware circuit with a softdevice that is 4.2-certified? (at examble mbn52832 (module) with s332 (Softdevice))
If yes, with which...
Hello dear
I have a question about NFC on RF52832. On section 42 of datasheet, says:
"The NFCT peripheral (referred to as the 'NFC peripheral' from now on) supports communication...
hello support team,
i have seen thread and sdk14.2.0/examples/peripheral/SAADC example
pca board: PCA10040
can anyone suggest how to read battery status using handler...
Hi,
I am trying to set an nrf52840 pdk (with SDK14 and s140_nrf52840_5.0.0-2.alpha) as peripheral and central at the same time and another nrf52840 pdk just as a peripheral...
Hi,
I play with pca10040 and the light-switch example from SDK for Mesh v1.0.1. Everything works but I wonder why the advertising signals are not seen by nRF-Connect Scan...
Dear Developer Zone,
I am using nRF51822 with softdevice.
Small question about device reset : To reset the chip, do I need to do NVIC_SystemReset() or sd_nvic_SystemReset...
Hello,I'm porting a freeRTOS project to nrf51822 QFAA with 256k flash and 16k ram. I want to use s130 2.0 sd.
Previously this project was done with s110 sd and everything...
Hello All,
Please find the attached schematic , please review the same and give your valuable feed back , we are using NFC functionality in the same . earliest reply will...
Hi, We have an application with 1 central and multiple (6-7) peripherals. The peripheral is running a custom service and the central is running a custom (central) service...
