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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
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...
I have an android client that functions as a central and have an app on my MAC (peripheral) that this central connects to and sends data.
At this point, I need to wait...
hi.
we are planning to use 3 chips of 51822 to implement a data collecting system. one chip uses s120 and the other two use s110. chips using s110 collect data and deliver...
Hi,
I have a piezo buzzer connected to pin 14 on a Nordic nRF51822. Here's some code I use to drive it, based on the Nordic PWM library here: github.com/.../nrf51-pwm-library...
Hi,
We have an issue with app_uart_fifo which occasionally locks up during data transfer from NRF51 to an other uC.
System description:
We're using first revision...
I am working with the nrf51822 eval kit and custom boards based on the Laird BL600 module. I am using SDK v5.2.
I am trying to connect to external Flash (Microchip SST25VF016B...
I need to have configuration tables(more than one) on my BLE device. As far as I know nRF51822 doesn't have built-in eeprom so my options are limited to external serial one...
We are currently looking at developing a new BLE Tag based on the nRF51822. From the technical datasheet we decided that to save power we would use the internal DC2DC converter...
in ble_app_ancs application,when config RTC0 before Running SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, false) function.then run in this function will cause error...
