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...
My application is based on the ble_app_uart demo. I want to get the BLE approval from the lab. The lab want me to tell them the Bluetooth profile of my application. How can...
Hello,
I am trying to interface the STPC16CPC26 with the NRF52832. As per the datasheet of the display driver, we have to toggle two IO pins from the NRF which shall be connected...
I want to write protocol stack and my program to 518222 and now need the manually download device or the automatic download device. can you offer me the communication ways...
Hello
i am using Nrf52dk. i have Visualgdb.
i would like to use the Nrf5 IoT sdk in visualGdb.
i have some question. is that Nrf5 IoT sdk will support the SysGcc toolchain...
good time dear Engineers!
faced with a problem of S132 nRF52. ADV data of packet lost.
I compared the RAW data according to screens below:
If I use nRF Connect ...
Hi, Nordic
I see this question: devzone.nordicsemi.com/.../ , I follow it, then I can see log in J-link RTT viewer.
But when it work, I find after some time, the old log...
Hi would like to evaluate the consumption of my pcb in connected mode using a nRF51. For that I use the nordic excel tool : "APM_nRF51822_S110_v3 0c.xlsx".
But I really don...
Hi,
I am trying to save some data in flash by using the Flash data storage.
However, everytime I try to write data to the flash, the module returns this error code:
FDS_ERR_UNALIGNED_ADDR...
Hello,
I'm making bootloader(nrf51822xxAA SDK12.1.0 and SD130 version).
I have some problem in micro-ecc installation.
To install micro-ecc, complete the following...
Hi, I have a problem with DFU OTA.
I use nRF Toolbox's DFU to upload nrf51822 QFAC, most times it works.
However several times, after the app altered "** bytes transferred...
Hi,
I want to generate a 2.048MHz clock on one of the IOs of nRF52832. Could you comment on following questions?
1- Can I generate this frequency (with no load on CPU...
Hello, I work with some ADC 24-bit (HX711) and for getting data from that I need after low level on first gpio pin to fed 26 pulses to that with time period about 1us on second...
Hi,
I am using ble_app_uart_c_S120
How can i support more then 1 bonded connection?
i try:
#define DEVICE_MANAGER_MAX_CONNECTIONS 7
#define DEVICE_MANAGER_MAX_BONDS...
What's the correct settings for nRF51822 CEAAE0 (0x0079) with dfu example in SDK v11 ?
I believe the chip I am using is a 16KB ram 256KB rom version, but not sure 51422 or...
