Currently, it using the I2S at nRF52832.
I want to play the wave file,But can not play well.
So, I ask you for a check because there is the following question.
[Question...
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...
VPN Solutions are a guaranteed private network association constructed on top of infrastructure that is publicly available. vpn connection free Providers provide an alternative...
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...
HI,ALL
in the nRF5_SDK_11.0.0-2.alpha_bc3f6a0 , GATT Server Event IDs.
i do not find the read event.
All i found is the BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST .
Now...
Hi, all
Recently I use nrf51822 CEAA, WLCSP package to develop a project on UV (ultraviolet), the UV sensor must be exposed to the sunlight. When we take the product board...
