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...
main.c
I am working in sdk14.1 nrf52832 ble_app_uart_pca10040_s132 and ble_app_uart_c_pca10040_s132.
ble_app_uart_pca10040_s132:
nrf_ble_gatt_att_mtu_periph_set(&m_gatt...
Hi,
I'm using nRF52810 on SDKv14.2 and I have changed the bootloader from 52832 to work for 52810. I could do OTA now. I found that the bootloader there is no timeout when...
We are developing a test jig that also programs the Nordic nRF51822 on our board.
We are receiving the following error message from the command line programmer:
NRFJPROG...
DSP is Digital signal processing，But I first came into contact with the word，I don't know what is DSP？
Do you have any relevant documents to explain the words？
The second...
The app_time_tutorial.zip file I downloaded for the Application Timer Tutorial does not contain a sdk_config file despite the #include "sdk_config.h statement included in...
Hi,
Is it possible to have multiple BLE units that can talk to each and any of the others. ie if two come in close proximity they can connect and communicate a small amount...
Hello All
I am planning to install the nRF51822 beacon, wanted to know how to setup so that the beacon broadcasts repeated eddystone based advertisement URL/ packets to...
I am trying to get the nRF24L01+ working with a PSoC 3.
I initialize the nRF like this..
spiWrite1(NRF_CONFIG, 0x0F); // reflect TX_DS, RX_DR and MAX_RT interrupts as...
I have installed this software several times without any result on PC.
How to access an IDE???
I am really very frustrated. Since several weeks I am not able to edit, compile...
When an interrupt with a printf in it triggers while another printf is still occuring the previous message is cutoff to print the next one.
Is there a way I can wait for...
Hi,
I've a custom board which has NRF51822 SOC and STM32 SOC. These two are connected over UART. In past I've successfully performed DFU OTA (BLE) for nrf51822 MCU, and...
I have got a Raytac module MDBT40(nRF51822) and development board nRF52832. Now I want to program the module using the development board. I have followed this video ( Programming...
Hello all,
I am trying to update my firmware using BLE peripheral.
I followed the instructions in this [tutorial] ( devzone.nordicsemi.com/.../)
I downloaded the SoftDevice...
Hello Nordic Forum!
Our product relies heavily in the TWI Bus, we use it to communicate with different sensors periodically. The most "important" one is read once every...
