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...
I want to save precious CPU cycles by writing 40 i2c (TWI) registers in one shot. Can I somehow set up the TWI master to write 40 registers (each 16-byte address with 8-bit...
What is the maximum length of pdu for ble advertisement? I have ported the example application of solar powered beacon without softdevice.
I just wanted to know if it was...
For what I understand of the doc and this question it is possible to turn off the SD, turn it on later and then use the settings as normal.
Is it possible to turn on the...
Using nRF52; S132 v4.0.3
I'm getting NRF_ERROR_DATA_SIZE error return from sd_ble_evt_get and event length from call is 20 which is smaller than my buffer so it shouldn...
Hello everyone,
Currently we're writing a small program for the NRF52 (PCA10040), which has to communicate via SPI to an IMU (MPU-9250). The code is working correctly,...
Hi,
I am using SDK 11 , nRF52 DK . IAR 7.5
In current implementation I am flashing a sofdevice s132 and the bootloader by the nrfjprog.exe but if I am flashing the app this...
NRF52832 S132 MPU6050 TWI
I want to finish the function:
1. When the ACC, GYRO data update, the INT pin to generate an interrupt, and then in the P026 pin configuration...
hi team,
i need to receive data via uart0 without uart_irq handler. i am using simple_uart .h library. please any one reply me...
need urgently...
thanks advance
hello,
I am using nrf52 dk. I am doing a project that uart send the adc data through bluetooth to nRF UART v2.0 app for every 10msec. but when i am transmitting the data...
I'm sure the same question has been asked in a few different forms, but hoping for some ideas. . .
Is there a way to retain 32 bits of information across a watchdog reset...
