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 am working on modifying the ant+ sdm example to hack my treadmill. Got the example running and talking to my Garmin watch and the display simulator. All of that seems straight...
This problem didn't appear every time when I upgrade firmware. If I restart my app again, sometime the SDK can works well.
Anyone can help? I'm use SDK in Android, Legacy...
Hi,
I am using nRF51-DK and nRF5_SDK_12.2.0_f012efa. I have programmed Proximity example from the SDK to the Development Kit and was able to successfully program the DK...
I have a function with a return value in the time slot, after the function is done inside the time slot signal callback function, I want to use the event callback function...
Hi
We'd like to set the pairing timeout when using the function sd_ble_gap_authenticate(conn_handle, p_sec_params) . The reason for this is that we are setting the connection...
(/attachment/182b723590b3c447267d5aed62b5405f)hi, i want to work on PWM to controll the vibration coin frequency for certain time period and also to change RGB values of LEDs...
Hi!
I'm reading the PS for nRF52832 and I can't find a clear answer on the following question.
If I set up a GPIO channel with pull-up/pull-down in the PIN_CNF[n] register...
Hi, I'm learning to use the nrf52832 (PCA10040).
I'm on SDK12.2.0 S132.
I've done those basic tutorials while merging codes from the examples.
My code can currently read...
Hi, i am working on TWI sensor example in SDK11 i have connected MMa7660 to PCA10040 board as per the GIPIOs. and am integrated BLE app uart to the same TWI sensor example...
Hi,
I am using a custom board with a nrf51422, SDK11, S130 v2.0.1 with central role.
I have made changes on the code to change from MID bandwidth to High. I added the...
Hello,
I'm using the Nordic BLE-UART service found in the SDK. This is the "ble_app_uart" file in the SDK examples for the Nordic nRF51822. I'm basically sending JSON back...
Hi. I'm using nRF51822AC, SDK12.2.0, S130 v2.0.1 as central.
I want to make only app image for DFU.
I made a command as below refering to github.com/.../pc-nrfutil.
...
Dear all
Currently we are using version 9.0.0 (nrf51422 family---> using for 51822 chip) & now we are trying to use 12.2 ("nRF5_SDK_12.2.0_f012efa.zip").
Is there...
I've discoverd a strange behaviour with nrf51822 CEAAD00 Revision 2.
I am using NRF_POWER->SYSTEMOFF = 1; for powering down the chip and a sense signal for wakeing up....
Hi,
I have downloaded the hardware files of nrf51822 beacon kit.
How to change the pcb layout of nrf51822. ( remove the name on the pcb, change the form of the pcb etc...
