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
I'm trying to communicate between nrf51-DK and arduino using twi. I was able to send data from nrf51-DK to arduino using nrf_drv_twi_tx but when I'm trying to send the...
Reference PWM_driver sample code,
I set the customer status of the LED,
And it also can change status by button,
static void bsp_evt_handler(bsp_event_t evt)
{
void...
Hi,
I want sample code for configuring baud rate of UART from mobile application (nRF Connect). So I don't need to hard-code the baud rate in my program.
Please share...
With version v2.0 of S332, I checked for a return of BLE_ERROR_NO_TX_PACKET when using the ble_nus_string_send function. I use this test in a routine which writes buffers...
I called these command:
nrfjprog -f NRF52 --eraseuicr
nrfjprog -f NRF52 --program app.hex --sectorerase
During the eraseuicr I see:
Erasing UICR flash area.
Applying...
Hi there,
for my Application, I want to listen for all BLE packets on a fixed channel.
No SoftDevice is used.
I receive all packets as long as BASE0/1 and PREFIX0/1 and...
now, i have a question: i have a buffer 100byte data to send, when i send data package via sd_ble_hvx() continus,delay 20ms after each send ,but it will lost some data , i...
HEllo,
I am facing and issue with undefined references for the linker. The compiler is able to compile, but I get linker errors like these
.../pca10040/s132/arm4...
Hello everyone, I recently use the nRF51822 with SD9 and S110, I found that the device name was define as: #define BLE_GAP_DEVNAME_MAX_LEN 31
is it means the max length of...
Hello!
We have built an app that transfers files from an app on Android to the device running an nRF52 with S132. On the device is an external flash using SPIFFS as a file...
Hi to everybody,
I am working with nrf52 and SDK11. In my project I am using freertos and an UARTE with this configuration:
9600bps
TX/RX (no CTS; no RTS)
HW...
Hi All,
We are interfacing Nordic nRF52832 with our Display using SPI interface. As per display, Data / Command bit needs to be set at the beginning of transfer. Using...
