Is there a straightforward way to output the frequency of the 32.768kHz crystal oscillator to a GPIO pin? The motive for this request is to verify the crystal frequency without...
Hi all,
do different settings of SAADC RESOLUTION register affect Conversion Time t CONV ? I cannot find any dependency - the only value given for t CONV is 2 µs typ (7...
Hi, I am fighting with a bug I found in SDK v2.8.0 for BLE scan filter on a test project as follows: 2 Devices (Ezurio BL653-DVK using the nRF52833), both having central and...
I use the IAR 7.5 compiler and SDK 11.0.0
The program does not work well so I modified the starting address of rom(0x1c000->0x0).
(Ble_stack_init) After part does not work...
Do you have any recommended IAR Embedded Workbench for ARM versions?
It can not be set in 6.5, and can not be operated in 7.5.
nRF52832 PCA10040 V0.9.0
Hi,
I'm writing a program on nrf51 that needs to send a lot of data through notification. How many bytes can be sent at one time? And is the nrf51 capable to read the sensor...
SDK:11.0.0
MCU:nRF52832
Using example:ble_ant_app_hrm
SoftwateDevice Version:s332
PWM is turned on and accurate 4MHz is available before entering ble_stack_init...
Hello everyone,
I can make nrfjprog works up to the version 9.1.x but I received the nRF52840-PDK and can't get nrfjprog to work with version 9.2.x.
Error message is...
Hi All,
Recently i bought myself a nrf52 DK. now i finaly have time to play with it, it does not respond like described.
I tried to go back to the basic:
www.nordicsemi...
I'm using nrf52832 and want to add a custom characteristics.
But if I call the function below, the device stops advertising.
Do you have any idea?
static void add_characteristics...
I have used the BLE UART example to connet mobile phone, the mobile phone just can recivecd 50 data package per second in the most, and each package just have 20 byte, but...
I'm sorry for this easy question.
I'm just starting to develop an application using a nrf52832.
I want to use uart functions, so I added a line #include "app_uart.h"....
Hi,
Does anyone knows if it's possible to change the name or description of the Port (COM) of a nordic device (pca10031 and pca10028)?
The actual name or description...
Hello,
if we want protect our (central) device against tracking and still allow it to connect with specific Peripheral we can use whitelist with IRK (and?) mac address...
eclipse_log.txt
link text
hello there i am trying to make environment for gcc and eclipse with nrf51. i am following above link. i changed my Makefile.winows ...
Dear all，
i configure pin 3 to float input.when the pin3 input 0.3VDD--0.7VDD,the chip current have 25--400ua,other is normal(4ua) Why?
SDK:8.1.0
s110
#define PHOTO_PIN_NUMBER...
Hi,
I am using nrf pwm library from here: github.com/.../nrf51-pwm-library . I am driving two gpios for a piezo buzzer.
I call pwm_init(), then use the call set_frequency_and_duty_cycle...
Hi,
I am trying to run a MIDI slave chip with the nRF51822 which requires me to use the MIDI standard baud rate of 31250. Is it possible to use nrf_drv_uart with a custom...
