We love the radio range of the Nordic bluetooth chips. I am looking to see if anyone is developing a long-range bluetooth pendant or wearable? if so, I interested in perhaps...
I'm trying to read 8 adc channels using SPI, but then if I dont put some nrf_delay_ms the MISO return nothing and the CS is being driven low by default, high or a period of...
Does rbc_mesh_value_enable() API is designed for ? and how should I use it? and what does its parameter handle mean? Is it has the same meanning as the parameter handle of...
I use two nRF51822 boards running the ble_mesh_gateway sample project. I have modify the project slightly so to work on my board(juts modify the GPIO configuration , LED and...
Hi,
I use nrf51822 HID keyboard.
How to add a game-pad report as a second report in the ble_hid_keyboard ?
How to init the function hids_init() in SDK.
Thanks
Gamepad...
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Hello,
I am writing an iOS code using Swift3 to connect an iOS10 device to nRF52 pca10040 and blink an LED. The nRFConnect on iOS can easily connect using the device name...
Hello,
I am trying to create an application that sends a notification from the nrf52 to a smartphone when a sensor reading exceeds a certain value. Would the immediate...
Hi,
I have designed and made a PCB with the nRF51422 chip on it. I am programming the chip externally using the P20 header pins on the nRF51-DK. I am not sure whether the...
What I have to do if I met this ? I round length to fit (len+4-(len % 4)). Is it right ?
if (!(IS_WORD_SIZED(m_start_packet.sd_image_size) &&
IS_WORD_SIZED(m_start_packet...
Hello,
We have problem BLE connecting to the nRF52832, if we use the method gap_init(), the "better" smartphones can connect(those who support BT 4.2). If we skip the gatt_init...
Hi,
I'm trying to program an external NRF52832 board with the NRF52-DK, per the instructions in this post .
Programming works fine, but the code doesn't execute after...
Hi,
I'm trying to do DFU in my app, I almost complete it, I met a problem that my app flashed back when I sent 04 to the device.According to the DFU doc,after uploading firmware...
Hi,
I'm using the ADC of nRF52832 on nRF5 SDK V12.2. The setting as attachment. I found that it just do sample one time. But I have use timer to call nrf_drv_saadc_sample...
The scenario like this:
A is BLE peripheral with firmware (ble_app_uart under nRF_SDK_13.0.0_04a0bfd), if no filter,any central can cenncet to it, but I just want B can cennect...
Dear all,
Help please,
I'm evaluating ble_app_uart (Central/Peripheral) but I don't understand how to disable the echo I have on the RTT USB VCP
When I send data from...
I am using 3 nrf52 DKs with S132 and SDK13 to try and implement a combination of the multilink and UART examples. I started with the ble_app_uart_c example and added the relevant...
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...
