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,
Im trying to use this example to send serial data from GPS module via BLE:
github.com/.../ble_app_uart_low_power_slave
I have disabled hardware flow control since...
Hi
I tried gateway and LED_mesh examples. It worked well. But, I found some issues as below.
When I tired MCP windows application on laptop with PCA10031 dongle...
Hi there,
I am using the nrfjprog to flash the nrf51822 via a J-Tag programmer. Here is the command I used in the command prompt:
nrfjprog --eraseall --programs softdevice...
Haw can I configure ble_app_ uart examples for bonding using? I want to connecting, transmit and receive data throw the UART only with 5 fixed devices.
Hi,
I updated to softdevice 8.00 recently, and found something different with softdevice 6.00.
When trying to program the new softdevice hex to the chip using nrfgo studio...
Hi,
I am using nRF51822 chip.
I am using the softdevice s120_nrf51_2.1.0. On top of that i am flashing the HRM central example given in the SDK nRF51_SDK_8.1.0_b6ed55f...
Hello, I'm fairly new are Nordic and have inherited a good project from a departing coworker. We are using Keil uVision 5+nRF51822+BLES110 softdevice.
She explained her...
Hello,
As mentioned title, when using printf with softdevice, "Stopped by a vector catch" occurred.
I am using my custom board(nRF51822 and s110).
And I am using IAR...
Hello,
When i try to set value of the gpregret using sd_power_gpregret_set and clear functions in on_write callback function, cpu gets stuck (i check it in debug mode). Can...
Hello
I'm trying to communicate with an sensor over the TWI HW interface during a BLE connection with the S110 soft-device, and every time I try to use the TWI bus the...
Greetings,
There is a bit of strange operation in UARTE peripheral in nrf52832 with the DK. In the simple code below, if both of the if statements with comments 'Check 1...
Hello everyone,
I have a strange issue with s110 + whitelisting + Device Manager + nrf51822 + GCC and hopefully you can help me with a good advice. It appears that the...
hi,
I am trying to integrate buttonless switch to boot loader as explained in the documentation and the hrs experimental example.
I am working on SDK7.2.0 and using...
