I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Hi,
I have a custom board with nrf51822QFAA(256K flash) and I'm trying to test DFU-OTA (BLE transport) for an application. With only Softdevice and bootloader installed...
Hello,
I am developing using nRF51822 Beacon Source code and Beacon Hardware by Nordic.
I want to modify as below.
It never advertise by Intervel Time.
It advertise...
Hi,
I am developing a peripheral Glucose device.
I need to test my product but i dont have a central device or code.
Can you please help us with the central code for...
Hello ,
I am doing a new Keil project to run concurrently ANT for messagging exchange and Bluetooth LE for advertising.
On KEIL pack Installer I cannot find the example...
I want to implement the OTA update in nRF51822 on my custom board. I am using the bootloader example in the dfu folder for this. When I try this code on the DK, it works fine...
I am using nrf51822 with PCA 10001, SoftDevice S110 8.0.1. I try to compile the example "ble_app_proximity_s110_pca10028" and after I made a connection the device disconnects...
Has anybody had any experience in programming an nRF beacon kit over the air using the built-in Bluetooth Smart interface in a Windoze 8 laptop? (HP 255 G3) Is this even possible...
Hi,
I wanted to create fixed rate waveform. I first used nrf_delay_us with nrf_gpio_pin_toggle. But I realized it is not accurate enough to do it, especially when the device...
Hello,
I'd like to know how exactly do i implement this function in my app?
I tried getting the value from response (as shown in documentation) : ble_gattc_evt_char_val_by_uuid_read_rsp_t...
Hi,
My Jlink lite CortexM work with nrf51822 DK boards. But my PCB with nrf51822_xxAA chip can't download code. I'm using ukeil
When I chek in utilities Jlink can't recognize...
I am initializing an SPI master to talk to ADXL362 accelerometer using NRF51-DK.
Datasheet page 19: www.analog.com/.../ADXL362.pdf
No matter what I do connected or disconnected...
Hello,
I am new to working with imbedded chips and could use some help. I am working with a pre-programed nRF51822 chip on a PCB and would like to be able to read the imbedded...
Hi I want to using nRF51822 link with MCU ti-am335x have Linux system(Ubuntu) by standard HCI command, BlueZ or related hci tool.
I know that I can use nRF51822 S120 serialization...