hi dear nordic employee:
I tried to build the project ble_app_hrs_c（pca10040） by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit（nrf52832）
2、what is my purpose?
the quality of thingy52 audio demo is not good（iphone7）...
Hello Nordic,
My development environment:
SDK>> NRF51822_SDK10, SoftDevice>> S130
Example>> ble_app_uart
I am looking forward to your reply!
Thanks.
Best Regards...
Dear friends,
according to "nRFConnect_BLE_User_Guide_v2.0", to set up a local device,i should complete the following steps:
Connect a development kit or dongle to...
Hi
I have add some function call like sd_ble_enable in mesh example, I test to get
then I set the address and all sd_ble_cfg_set is ok
but when I call "sd_ble_enable...
Hi. We are going to mass production now and the 3rd party lab that will certify our product says we need to have a special mode in the firmware that would do :
continuous...
Hello Nordic! Regarding Notifications on the s110, once sd_ble_gatts_hvx(conn_handle, ¶ms) returns NRF_SUCCESS , how long does it take, at most, in units of CI (Connection...
Dear sir.
I have question of SPI slave communication.
[NRF_SPIS1->TXDPTR] is a point to address of TX buffer.
After [spi_slave_buffers_set] is called and SPI transaction...
I've successfully compiled, flashed, and run the SDK11 ESB examples on nRF52 DKs using GCC, and am trying unsuccessfully to get them to work on the Keil 5.20 IDE.
I've...
I tried to get the ble_app_proximity example to work today, with either the nRF51-DK, nRF51-Dongle or nRF52-DK, along with the Nordic Connect app on Android.
I encounter...
I am working on application where the nrf51 will read information from several sensors and send the data to a smartphone app via BLE. Among the sensors are one that sends...
Hi, I am trying to get my ble400 board working with nRF51822 chip. I downloaded SDK v11 and made all nedded preparation. I have successfully compiled blinky app, and everything...
Hi Nordic Tech support team,
I'm Hardware design engineer and working on wearable IoT design and would like to implement OTA programming for nRF52832 Bluetooth SoC.Kindly...
this is my code:
this is BLE_peripheral UART and i added these lines to main():
my soft device is S130 V2 alpha
// Initialize.
APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_OP_QUEUE_SIZE...
I'm working with the nRF8001, at present using the RedBear BLE Shield.
My current issue is that after starting to Advertise, but before a connection is made, I wish to...
Hi,
I want to write a firmware for one of our products with on nRF51822 QFAC included.
I downloaded the SDK v7.2.0 and I want to use the ble app hrs project as a starting...
Hi,
Currently working on nrf51422 with s130,I have currently been able to transmit 20 bytes of data at 100ms interval to mobile.But when I decrease the duration of tranmission...
Hello,
I am trying to use uart port on pca10040,
Connected tx,rx pin to FTDI USB Serial Device converter .
Disconnected the usb cable, device is now powered over...
I want to use the pwm to control buzzer, but when I use init function, the power will increase 880 uA, how to decrease the power.
void beep_on(void)//beep on
{
app_pwm_channel_duty_set...
Hello,
for my project I'm using: SDK11, s130, nrf51 (nrf51822-QFAC), central and peripheral roles, DFU.
I've managed to have both peripheral and central roles with DFU...
