How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hi, Nordic
I download nRF5_SDK_12.1.0_0d23e2a\examples\dfu\bootloader_secure example, when I use dfu example via android nRF Toolbox, it can work.
Then I build nRF5_SDK_12...
Hi, Nordic
I check bootloader_secure sample for SDK 12.1, in dfu_public_key.c
/* This file was generated with a throwaway private key, that is only inteded for a debug...
Device : nrf51822
Softdevice : S110 v7.0.0
Title says it all. Autoconnect is working fine on my Android phones when nrf51822 is always programmed BLE_GAP_ADV_TYPE_ADV_IND...
Hi,
I tried to program my NRF52 using the arduino IDE using the following instructions on github: github.com/.../arduino-nRF5
Soonafter, I realized I could not program...
Hi,
Using the nRFGo Studio software, I noticed this is actually running using the Qt framework that makes porting application between Windows, MacOSX and Linux really easy...
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...
Hello,
I have been trying to make the BLE bootloader example works without succes. I am getting stuck after uploading the Softdevices and the Bootloader.
Step by step...
Hello.
I am experimenting examples \ peripherals \ saadc.
It is nrf 52832.
I changed NRF_DRV_TIMER_INSTANCE (0) to NRF_DRV_TIMER_INSTANCE (1), though I tried changing the...
Setting the gatts_enable_params.service_changed to 0 when enabling softdevice removes (or rather doesn't add) the Service Changed characteristic. That's what I want. However...
I'm developing a device based on an nrf52 chipset, and I'm experiencing strange behaving of the Radio interface. The firmware is based on SDK v11 and SoftDevice 132, the hardware...
Line 73 in function nrf_drv_rtc_init snippet bellow checks for UNINIT state. It accesses the m_cb array which is an uninitialized global. That condition would intermittently...
Hi
i buy a nrf51822-02 module and the chip of this,is nrf51822qfaah10
i compile the ble_app_uart_s130 and program my module but it does not have any advertising
my nrfgostudio...
Hello!
Does anyone know how can we send the multiple uint8_t MOSI signal to SPI and received the result on m_rx_buf?
Trying to send multiple bytes to "m_tx_buf":
...
