Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
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...
hi. I want to work with nRF8001 by STM32F103 family from ST.( www.st.com/.../LN1565) is there any one who develop a project with STM32F103 by using STM32CubeF1 ( www.st.com...
hi,
i am using nrf51822 s110 sdv 7.1.0,when i upgrade the soft device, application and boot loader(create .zip) using the nRF toolbox application. application shows me...
