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...
I have tried to make IAR working on monitor mode.(Follow this devzone.nordicsemi.com/.../ . )...up to today the NRF52 still will reset once I hit breakpoint on power_manage...
I'm using S332 0.9.1 with freertos. nRF52.
BLE and ANT are both active. I would like to run the ANT continuos wave (CW) test after a specific trigger (a command over a console...
Hi, we are updating our current application to the new nRF5 SDK and S132 v2 softdevice but we got stuck with a issue on the initialization of a custom service.
We narrowed...
I'm a beginner at Homekit development.
And I'm using HK SDK3.0.1 on SDK12 for Homekit as Accessory.
At the first,
How to change advertising data, such as Device ID and...
I have a question about Nordic's implementation of FreeRTOS. In the FreeRTOSConfig.h the following is defined as:
/* The highest interrupt priority that can be used by...
I have a star network that works faithfully in no ACK way, using only pipe0.
Now i want to use pipe 1 to transmit from one nRF24L01+ to the star center, with ACK this time...
Hi All,
I would need to get around 11Mbps data rate. I need around 5meters range. Is it possible to use multiple antennas and do a sort of MIMO.
Thanks,
Paul
Hi,
i am disabling ppi channel so that my adc should stop working(i am taking data from 3-axis accelerometer), this process i am doing by pressing button(bsp_event_handler...
Hi, I am currently working on a project, where I need to change my timer ticks whenever I receive a number from the UART app. The code for receiving data is complete, but...
I am looking for a solution to determine the IC revision information as well as the build code for the nRF52.
For the nRF51 series exists this compatibility matrix pdf...
Hi,all~
I got a question about pwm's timer. Here is my working environment: SDK 10.0, SD8.0, IC VERSION: qfabc0.
I use timer1 as clock of pwm. APP_PWM_INSTANCE(PWM1...
Hi Everyone!!!
I am interested in nrf52832. I was going through its product specification v1.2 available over here: link text
At page no: 1, in the section: Key Features...
I have a nrf51 Dongle handy and I'm wondering if it can be used as an ANT+ to USB gateway for running simulANT+ on my PC?
If this is possible, where can I find the dongle...
Hello, I have device with nrf51822-qfab and I need to run ble_app_template (use softdevice s110). What version of SoftDevice I must to use with SDK v6.1? About problem: It...
Hello, I find these structs:
ble_gatts_attr_md_t
ble_gatts_char_md_t
show up quite often in example projects. My qeustions are:
What are these? And when will I be...
