I'm running into a weird timing issue with a nRF24L01+ which I'm not quite sure how to work around in the general case. The basic setup is two radios, A and B. Auto acknowledgement...
I am using mbed library to get leg up on development.
This is the first time I am writing any MCU application and it sure makes things a lot easier.
I am using nRF51822...
I've recently began experimenting with the HID service and connecting to iOS devices in order to achieve lower connection intervals with Apple products (as described in their...
Hi
I have a question about using gazell link layer and paring library with concurrent timeslot api. I try to do this but i have the hard fault handler after invoked nrf_gzll_init...
HI,
I want to use PWM to control various hardware (LED's, etc ..) so I started off from the suggested PWM code example, found in this forum + modified it as I want to use...
hello,
the function ble_stack_init () in the example of ble_app_uart are quite different from that in the example of ble_app_proximity in my first sight.
ble_app_uart :...
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...
Hi everybody
Since quite a long time since my last visit here. Now I come back because a new project using the NRF51822. Because now I'm using the NRF51822-CEAA, I can...
Hello,
I am developing an application where in i want to create a network with One central[not a mobile,pc,tablet etc] and multiple peripherals connected to the central excahnging...
HI,ALL
my Project can not exit the GPIO INTERRUPT HANDLER.
following is my project.
include "nrf_gpio.h"
include "nrf52.h"
include "boards.h"
define BUTTON_1...
I have found the bellowing code which was in s130/ble_gatts_struct_seriallization.c of nRF51_SDK_10.0.0 : ( ble_gatts_attr_md_enc)
/* serializer does not support attributes...
I have two device , one is Tx-Device the other is Rx-Device.
Tx-Device : Auto continued Send 4 bytes data to Rx-Device by Radio.
Rx-Device : Using Radio Interrupt receive...
First of all I'm a BLE novice, so sorry if I'm asking obvious questions. I've built a home project where a battery powered mcu listens for requests over wifi and drives a...
Hello.
I'm trying to do as follows: ONE button used either to wakeup or to put system to sleep. In general almost everything is working but I cannot find how to configure...
HI,ALL
as i known, the BLE key is a six digit pin.
and in the static void device_manager_init(bool erase_bonds) ,the statement shows below:
register_param.sec_param...
According to this post , and this GitHub source file , in the nRF51 chip's mbed implementation:
The ADC reference voltage is 1/3 power supply
read_u16() seems to...
