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'm writing a program sending die temperature data through BLE. I'm trying to combine the nrf51822 Heart Rate Monitor example and the nrf6310 Temperature example. Both examples...
Hello,
I have connected a SX1272 module to a nRF51 Development Kit using the Arduino connectors. Anybody written a sample app to get me going?
There is a SX1276 Ping Pong...
Hi all,
We have implemented the wireless mouse example on some custom hardware and it works great. We need to do something a little different however, and send absolute...
I can run peripheral examples in SDK folder like GPIO, Timer, Scheduler ...
but when I want to Add somethings like GPIO to peripheral_UART_ble or timer or scheduler It didn...
Hi Nordic Community,
I am using the nRF51822 to receive a data stream from the SPIS module and transfer the data directly to a phone over BLE using the S130 softdevice...
This is a follow-up question to devzone.nordicsemi.com/.../
I am using SDK_11 s130 on nRF51-dk.
I discovered that on nRF-UART Android app, notifications are not enabled...
I managed to enable pairing without bonding on ble_app_uart by porting peer manager over from ble_app_gls. I am using SDK11 s130 on nRF51-dk.
I observed some strange behavior...
Hi Nordic's community,
I have an issue when writing uint32_t to a characteristic, i don't understand when i write uint16_t or uin8_t, it works ! but don't when i send an...
Hi,
I would like to add single bank signed DFU support to my project (running on nrf51822AC - 256kb version).
In SDK 10, there was an experimental bootloader with a nice...
Hi,
I want to transmit adv. data AES encrypted everytime. The Basic requirement is to do Encryption with Stream Cipher (Counter Mode) so i want to know when and where to...
Hi,
I am trying to get bonding to work in both iOS and Android versions.
As per the suggestion in : devzone.nordicsemi.com/.../ I used
attr_md.read_perm.sm=1;
attr_md...
I wanted to do pairing without bonding with ble_app_gls s130 SDK_11. I tried setting SEC_PARAM_BOND to 0. However, this caused the device to stop advertising. What is a better...
Hello ! Can I read with SPI registers without any problems from inside a ble_event_handler or a timer_handler or should I expect to have problems due to interrupt priorities...
In the SPIM section of the product spec for the nRF52832, the spec describes sending the STOP task (even if the peripheral is already stopped) and receiving the STOPPED event...
Hi,
If I have a custom board with the NRF51822 operating at VDD=2.4V, would it be possible to program the part using Segger JLINK Lite programmer that comes with the dev...
