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...
Rather than using previous timeslot examples for esb and ble multiprotcol, can we manaully switch between both protocol, what kind of process need to switch from ble to esb...
Hello,
I am building a project that required pwm drivers and BLE UART. I started by using peripheral ble uart example in SDK 12 and adding the pwm driver source file from...
I'm in need of some help with connecting to the Thingy 52 when using Windows 10, in this case Windows 10 Pro. I've tried Google Chrome and Opera.
If that helps, I have...
Hi,
I'm using sdk14.2 peripheral examples fds and fstorage in an attempt to test flash storage persistance (with softdevice present).
The two examples are quite intuitive...
Is there any way to invert the PWM behaviour easily? I'm trying to develop firmware that will run on the DK52 (LED active high) and my custom board (LED active low).
I...
Like it says in the title. I'm working on an embedded application where lifetime is pretty important, so I'm trying to get power consumption down as low as possible. I don...
I have Rx sensitivity issues when DCDC is enabled
The 52832 datasheet shows these connection:
DCC: 10 uH,
DEC4: 15 nH
When switching both inductors I get better sensitivity...
Hi, I am have been using PPI to control SPI transfer in response to a GPIO interrupt.
The PPI initiated SPI transfer that reads an external device's register A and I would...
while the ble_uart example is a great resource of information, i have a need to completely separate the ble nus data in / out from the hw uart code
using sdk 14.2.0
...
Hi everyone,
So I've this arduino code that utilizes the I2C library and made some convertions to it to work with the nrf52832 in the segger embedded studio and when debugging...
Hello, I'm trying to migrate an Atmel project to nrf51822 chip.
Now, in the original project there were 2 CB arrays registered, one dealing iwth GATT one with GAP:
a...
hi,
I am working on nrf51822 chip and using sdk11.0.0 sdk,softdevice (s130 2.0.1) .I want to send 4Kb of data in a packet from the central device and on the other side my...
Dear all,
We have just purchased "nRF52840 Preview DK" kit for a project that connects BLE SoC to Linux host machine.
I have just realized that Connectivty example from...
Hi,
I managed to get fds to store some information in nrf51dk for persistent data storage. I would like to check if the data is still available in the chip after power...
