Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hi everyone,
I am looking into Crossworks and SEGGER's Embedded Studio and since they are related I am wondering which one of them is more recommendable? Right now Eclipse...
Hi,
I have set ble_adv_fast_timeout = 0 (same problem with ble_adv_slow_timeout) to get advertising forever, but when in call sd_ble_gap_adv_start, i get error 0x07 (param...
Hi all
According the nRF51822 Product Specification V3.1, the 16MHz RC oscillator has a tolerance of at most 5% and can be used as clock source for the UART module.
...
Hi,
I am trying to change an example code on ble_app_uart_c (Central) SDK10.0.0 s130.
I have changed already peripheral example and I can see notification data if I...
Hi,
while flashing the device i get "Contents mismatch at: 0001C1C0H".
I am not sure if my IROM1 and IRAM1 settings are setup correct in the Target Settings of my Keil project...
Hi,
i have two microcontrollers: STM32F401 and nRF51822. They communicate by uart with flow control. I use 110 Soft Device from SDK 10. The maximum baud rate when communication...
Hi All,
I am trying to update the HEX file of LED_mesh example using DFU bootloader over-the-air. The LED_mesh application HEX file gets uploaded successfully by bootloader...
Hi Nordics,
I copy pwm sample code into my proximity project, to drive a buzzer .
I init pwm before softdevice. but, once "SOFTDEVICE_HANDLER_INIT" is excuted, the buzzer...
Hi,
i have a problem with nRF51 an nRF24LU1+. I use S110 and micro-esb library. I can switch beatween poroperty RF and bluetooh ( never run both in the same time ). When...
I wanted to use the SysTick timer for timing in my application, but even when writing a handler and trying to set it up, it doesn't seem like the interrupt is ever triggered...
hi I am i using Keil to debug the progam, it seems like that the printf() function can't work in keil, so i use jlink RTT to perform the printf function to collect data ....
HI,
i want to have a application in which a timer timeout say 5 second. and during this timeout there is another timer say 1 second. whenever the 1sec timer timeouts then...
Hi,
The function sd_ble_enable(ble_enable_params_t * p_ble_enable_params, uint32_t * p_app_ram_base) requires now the application RAM base address! Is it 0x20002800?
Hi ~
I use nrf51-micro-esb on GitHub
In Tx-Device: auto sent (data+1) to Rx-Device
But Rx-Device receiver data still the same not Increment....
why in Rx-Device...
