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...
hello everybody.
I have a nRF52832 board, my code is here: github.com/.../hid_keyboard.ino
when nRF52832 is running, my desktop(windows 10) found bluetooth and display...
Hi,
I'm trying to develop an Android app. My HID device is not a keyboard, mouse nor a gamepad. But my BLE firmware is based on SDK 15.2 & HID keyboard example code. I installed...
HI
I am using nnrf52832 s132 sdk15.2
i have developed an application to behave both as central and peripheral.
as Central: application has to discover peripheral services...
Hello,
Is their planned future support or using UART_ASYNC_API with SHELL when interrupts are not used?
static int uarte_nrfx_poll_in(struct device *dev, unsigned char...
I used my app based on the ble_peripheral_gls example in sdk 14.2.0.. and I applied static passkey, "000000" to our app.
When I tested my app with android phone runinng...
Hi,
I find the smallest connection interval I can set on 52840 (and 832 as peer) is 8 units (10ms), and I am not sure if that is reasonable.
My configuration:
52832...
I have a question concerning this tutorial : devzone.nordicsemi.com/.../ble-characteristics-a-beginners-tutorial
i have same problem than Milton (comment under the tutorial...
We have procured nRF52-DK development board from Mouser India and we are using S140 stack on the Windows platform for our PoC.
Our application requires that nRF52840 should...
Hello,
I would like to modify the current default SRAM partition from 64k (secure), 64k (bsd), 128k (non-secure). I would like to change it as follows; 8 k (secure), 8k...
See: https://devzone.nordicsemi.com/f/nordic-q-a/46833/nrf-connect-can-t-see-nrf52-dk/185284#185284
I have been developing a peripheral with nRF52832 and SDK 15.3.0.
I...
I'm stuck over fds_init() which hangs on mbed-os using SDK 14.2
I am calling fds_init within bleInitComplete callback as follows:
BLE & ble = BLE::Instance ();
ble...
Hello,
The pwm example shows changing the duty cycle inside the main while loop with delay wait.
I would like to get rid of this delay wait by putting the app_pwm_channel_duty_set...
Hi, may I know whether there is a way for nRF52832 chip to directly have access to the variable gain amplifier (VGA) inside the chip? Namely, our input signals goes directly...
Hi,
I am using the sdk 14, S132, ble_app_uart example.
My nordic chip receives data from the MCU over UART and passes out to mobile application over BLE.
using the nrf...
