I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
I have a nrf51 dongle and would like to use PWM on 3 pins.
Managed to get it working on pins 15 and 16, but somehow pins from 17 to 20 just don't work.
For example: I set...
Hi,
I have two nrf52840 boards and I am using the ble_app_att_mtu_throughput test app. The tests seem to be working OK, but I am not getting the throughput I was expecting...
When performing flash operations, i.e. via FDS or FSTORAGE, etc. - will GPIOTE events be captured and 'queued' until the CPU is no longer halted?
Said another way:
Can...
Hi ,all
I have a problem in my project .I want to use gzp preload ack feature .When the host receives datas ,I would use this function "void gzp_preload_ack(uint8_t* src...
Hi,
I've asked a few questions previously regarding programming of the nRF24L01/+ for simple data interchange between two devices, and my questions were answered -- many...
I want to use the development kit for Bluetooth 5.0 IoT product development.
Is there packet sniffer software available for the nRF52840 development kit?
If yes, will...
hi,
I used gpiote to capture an external interrupt when I found an anomaly.
I configured the interrupt input io, burn the program can be normal operation, when...
Hello everyone,
I tried to connect with nrf51 with andriod 5.x .On connection indication the Master (android ) shows the following values of connection parameter (taken...
Hi guys
Given that the sample capacitor is 2.5pF max, the quoted source resistances that are supposed to match the settable sample times seem to be extremely conservative...
Hello,
I'm trying to set up an app that enables the command line interface (CLI) over UART as well as the logging.
This is the what the main looks like:
int main...
I have set up the peripheral to transmit some dummy data, device information service, battery service and HTS service. I am getting started with the "central" now. Can some...
Hi,
First,i want to develop my project via SDK12.3 hrs project. I download the SD and app in hrs project in SDK12.3 via Keil ,but it does not work. I enter debug mode and...
Hi,
as far as I see, I can enable or disable external interrupts using NVIC_EnableIRQ() and NVIC_DisableIRQ . Is there a method to check if a specified external interrupt...