Hello,
In an ongoing company project we use a couple of nRF51 transceivers forming a beacon enabled wireless sensor network consisting of one base station and multiple...
I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
I am working with the nRF51822 chip and the S110 softdevice on a device that uses an accelerometer to wake up. Battery life is a concern, so we have developed the device so...
Hello, I am encountering with problems with sending 20 bytes of data.
My initial code worked using two timer and I successfully displayed it on an android phone but I wanted...
hello there i want to add battery status in my advertisement packet.is adc required for battery level? can you give me links for adding battery status in advertisement packet...
Hi,
I need to implement 51822 drirver, is there some demo for that. By now I don't decide wich oled to use, and I don't know how many type of OLED at all. I wish a oled...
Where can I get a copy of the nRF52 Reference Manual?
The nRF51 Reference Manual is here:
www.nordicsemi.com/.../nRF51_Series_Reference_manual v3.0.pdf
Where can I...
i am programming nrf-51 dk's program.
i have to get data from sensor, so i am studying example code which is twi_sensor.
i don't know well these function.
nrf_drv_twi_tx...
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I am looking for a detailed description of the Memory Protection Unit for the nRF51822 as described at a high level in nRF51822_PS v3.1.pdf.
I know...
Dears,
I have tried the example code of PWM function at nRF52 DK(PCA10040).
It worked with a 2V DC level. Is there any mistakes or something wrong? Why a DC level...
I use the SDK v11.0 alpha, the S130 with my USB-dongle(NRF51422).
I use the low_power_pwm to initialize 4 different PWMs. I used the Example low_power_pwm_s130_pca10031...
Hi,
I have a problem with pwm,
I am using keil uvision 5.17, SDK 9.0.0, SD 130, nRF 51822.
I have programmed the code which can control servo motor(SG90) by smartphone...
I'v read the Arduino SDK for nRF8001 (and Poring ACI to any other microcontroller)
some questions:
1)the source code is complicated and there is'nt enough comment on that...
Not sure if forums or MyPage support requests are better for this.
It seems NRF_LOG has taken a step backward from what was used in the previous nRF52 0.9.2 SDK. What I...
hello there . i want to get i2c data on ble advertising packet
int main(void)
{
uint32_t err_code;
bool erase_bonds;
ret_code_t ret_code;
int16_t x_val;
int16_t...
Hi, I have PCA10036 board v1.0.0 and I would like to run sample projects from nRF5_IoT_SDK_v0.9.x that are by default designed for PCA10040. Do I need to make any changes...
