Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hello! I try to use three modules with chip nRF24L01 to syncronize two slave devices by one master device without wires. Required accuracy is about 10 nanoseconds. My idea...
We have an external interrupt every 4ms that collects one 24-bit sample from an analog front end via SPI. After Collecting 6 samples (18 bytes) we send a notification with...
We are obtaining a license from bluetooth SIG to import to the States Bluetooth smart trackers we bought from China. They are made using nRF51x22. How can we find the Controller...
Hello Guys,
I'm working in a project and I wanna turn off the radio "ble" and go to sleep, deep sleep to save the power, the current consumption while it's connected is...
I want to use the Launch App message as well as the Text Record Message together, so that when my app is launched, I can also access the message that will give me something...
Hello Fellow developer,
I go a BLE product that is linked to an Android and iOS APP.
The main use case of the product is to be used without touching the phone (while...
We plan to use a nrf51 board which has a button that can switch the ble mode between the master mode and slave mode . Is this plan feasible? Thank you!
Hello, I'm new with the nRF51-DK-Board .
At the moment I test the hid keyboard example. The connection with Android and Windows works fine, but with my MacBook it don't:...
Hi,
I use nRFgo Studio(v.1.21.2.10 win7 x64) "Program Application" to program the combined file(SD+Bootloader+application), it will indicate an error as the attachment...
Hello,
There is an issuse in my project that using nrf_gpiote_drv lost interrupt.
SDK: nRF5_SDK_13.0.0_04a0bfd
Chip: nRF52328_xxAA
Board: PCA10004
There is two...
Hi,
I am developing on NRF51822 custom board but I had a problem on how to init TWI driver to communicate with MPU6050.
In short, when receiving a BLE_CONNECTED event...
Hellow,
I'm using app_timer to play the buzzer.
The default behavior is
1. key in
2. timer start: 8Sec for key action stop check
3. Buzzer on (pwm1)
3. buzzer...
Hi, I am using sdk 12.3.0 sd130v2. I have the hardfault_implementation.c included in the project. But I am not able to keep breakpoint anywhere in that file. I have made HARDFAULT_HANDLER_ENABLED...
