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 All,
I am using the Nordic nRF52 nrf52832 device to read a value in from an Android device. The value will be between 5 and 60 seconds. I'm using the experimental_ble_app_blinky...
I would like to change UUID programatically,initially we are trying to establish connection between phone and beacon.
We tried to change BLE_GAP_ADV_TYPE_ADV_NONCONN_IND...
Hello, nordic team；
I want to create a DFU for the ANR + BLE device in the nRF5_SDK_12.3.0_d7731ad \ examples \ dfu \ experimental_ant_bootloader routine.But I use this routine...
Could someone explain the difference between the following functions:
ble_conn_params_change_conn_params(ble_gap_conn_params_t *new_params)
sd_ble_gap_conn_param_update...
Hi all,
i need to have at one to one connection(one phone on one nrf52). I have created a whitelist.
What i can see is that after a pairing and a bonding, if i delete...
Hello,
I'm working on an UART application which uses experimental_bootloader_secure_serial bootloader. I've done a similar thing before with SDK-11 (though not a secure...
Hi,I use S130 V1.0 working as a master,and connect a device.My device adverting interval is 800ms， and gap_conn_params.min_conn_interval = MIN_CONN_INTERVAL;//MIN_CONN_INTERVAL...
So I thought I would upgrade one of my projects to SDK13 and try out SES 3.24 at the same time. I thought I would start by getting the ble_app_uart_pca10040_s132 project to...
Hi.
I just want to upload BSP package to my NRF51 DK via mbed web app, but i can not find proper source from all the available projects in mbed. Tutorial of BSP also doesnt...
Hi,
i set the app_timer to fire every 60 seconds
app_timer_start(m_Timer_id, APP_TIMER_TICKS(60000, APP_TIMER_PRESCALER), NULL);
Is it possible to get the current couter...
Hi,
I have changed the ble_app_uart_c example so that it can connect to multiple peripherals(at the moment 2 peripherals, the goal is 3 peripherals). It works fine, but as...
Hi,
I had develop a peripheral with passkey in SKD12.2.0. Now i want to develop ble central to connect the peripheral and communicate with it. i don't know how to implement...
