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...
After failing in replacing a Cortex M4 for a NRF52832 I'm studying the possibility of using a NRF51822 as a BLE controller, used by my Cortex M4 MCU.
As I saw there is...
Hello
Please tell me about sd_ble_gatts_value_get ().
Before execution, handle is 0x11, but after execution it will be 0x00.
Is this an abnormal thing?
In our earlier projects with nRF51 and SDK 8 we used to have bluetooth device names of length 13 or 14 characters. However, when using nRF52 and SDK 12 I noticed that the...
main.c
something
hello there i want to scan perticular device. can any one helo me?? . i am using heart rate sdk 11 example
static void on_ble_evt(ble_evt_t * p_ble_evt...
Hello dear Nordic team,
we want to implement a white list to our central device in the production process. Bonding while producing is not an option for us.
Therefore...
We are having a project where temperature values will update whenever the temperature changes ,So I'm writing code like this
uint32_t ble_sh35_update_temp(ble_sh35_t *p_sh35...
I need to generate DFU init files on my Mac for OTA firmware on the nRF51. I haven't found a solution for a Mac-only environment (i.e. no Master Control Panel). I spoke to...
Hello,
I am looking for a SPI library which is simple enough to send and receive a byte from sensor. Something like this. for nRF51
spiwrite(ADDRESS, BYTEtoSEND);
val...
I am using PCA10040 evaluation board to test I2C connection.
I tried twi_scanner sample code in SDK 12.
I wired SCL and SDA pins to D0 and D1 to a PicoScope device....
Hi,
I am now trying to add DFU functionality to Proximity sample application.
The SDK I use is nRF5 SDK v.11, and the board is pca10040.
I have tried to add DFU to...
I am using nRF5_SDK_12.2.0, S132-SD-v3, nrf52832 pca10040 board, ble_app_uart
When measuring current consumption using ble_app_uart -> 0.6~0.8mA(advertising)
I want to reduce...
hello.
I want to toggle ble functions when received message from UART.
so when start message come, I start advertising and start services
and stop message come, disconnect...
I use it. nRF52832 PCA10040 Vesion12.2.0
I am working on the ble_app_uart example as a base.
Just in case, is it possible to change the UUID?
And, what can be the...
I am using the JLink script to erase all the nRF52 DK. However, it does not seem to erase the flash. Can you please tell me if I am doing anything wrong?
I have cut-n-pasted...
Currently developing a lighting product(nrf51822, s110, pca10001, sdk4.4.2), in which we send data(pwm values) via the SPI to a shift register to control leds. The leds are...
