Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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...
I would like to be able to do a sanity check on the CHIP ID.
The Product specification states:
"No ID will violate the rules specified in section 6.4.3.2"
Section 6...
I am finding it difficult to figure out what is the minimum toolchain requirement to get started developing using the nRF24LE / U.
Is Kiel the only compiler ? Can SDCC...
Hi,
I have nRF51822 DK with (s110_nrf51822_7.0.0, nRF51 SDK_v6.1.0.0) and when i try to run the project in IAR 7.20.2 i receive an error.
2 ) My icf file...
Hi!
I have bought the nrf51822 EV KIT and it came with 5 extra nrf51822 modules but them without a board. I have researched a little and I found that I need the Segger...
Hi,
We're using an off the shelf module with a trace antenna that can't be modified.
Measured the module once assembled, and due to surrounding plastic materials, the...
Just finished upgrading to the latest SDK Version -- and trying to build some of the examples -- but consistently getting compilation errors when building any of the nRF51822...
When working with BLE, one sees a lot of different names for roles, which is confusing. What is actually the difference between them all, master, slave, central, peripheral...
Hello to everyone,
I'm developing a new project with a nrf8002 and a Smartphone with Android 4.4.2. Both devices connect to each other fine, and I can bond them with no...
Hi,
I made a peripheral firmware based on "s110\experimental\ble_app_uart" example, but I don't know how to write a central module FW so that these two can pair to each...
The reset handler as shown in the C:\Keil_v5\ARM\Device\Nordic\nrf51822\Source\templates\arm\arm_startup_nrf51.s will call SystemInit as defined in the C:\Keil_v5\ARM\Device...
Hi
im unable to connect nrf51822 EK with nrfgo studio
how can i solve this issue
m using all latest version softwares
and wen i click ok it shows as below
...
Hello, i know its an often discussed topic but i already read lots of threads about it and didnt find the answer.
I have a simple program that enables the softdevice s110...
Hi,
We are using an nRF8001 with bonding.
We tested the use case were a bond has been established with an iOS app. Then the connection was terminated by closing the...
Hi
am using a thermistor of 10 k with a known resistor of 10 k ,and am giving the voltage divided input to ANI2 (p0.02).The suppply voltage for thermistor is external of...
Hi,
We designed an nrf51822 BLE application using the mbed kit and on-line tools.
Our target pcb has a 1.8V onboard supply. To minimise consumption i want to disable the...
