We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hi,
I recently started working with the NRF51DK,I need to read data from KX022 accelerometer via I2C and transmit the results over BLE.
I am using TWI_SENSOR example...
when i send many package from programer different place , the return ble_evt_tx_complete have many times. how i distinguish which the ble_evt_tx_complete reture is that place...
I want to add DFU function to ble_app_beacon example,but I don't know what I should do?Who can give me any suggestion?Thanks.
My board is nRF52-DK.SDK is nRF5_SDK_11.0.0_89a8197...
Hello,
i have Nrf52840, here is the code for PWM
APP_PWM_INSTANCE(PWM1, 1);
uint8_t cBuzzer::_PWM_init(uint32_t Time_uS){
app_pwm_uninit(&PWM1);
app_pwm_config_t...
In "ble_nus_c" file we can get nus_data with "ble_nus_c_evt_handler" function. We can do the same with "nus_data_handler" in "ble_nus" file. So why are there two separate...
hi
I'm testing sdk 14.0 with Nrf52 DK(pca10040)
with sdk 13.1, pwm library example work fine.
but sdk 14.0 it doesn't work. both case, building is ok.
main.c sources...
When I run an infinite loop of NOP on the NRF52DK, the led's remain dark. But when I run an infinite loop of:
nrf_gpio_cfg(
pin,
NRF_GPIO_PIN_DIR_INPUT,
NRF_GPIO_PIN_INPUT_DISCONNECT...
I have worked on the new project with nRF5_SDK_13.1.0_7ca7556. I have got an compiling error with app_timer.c. The error message is as below:
Building ‘app_timer.c’ from...
Hi all!
I'm doing some tests on throughput and power consumption on the nRF51822, using SoftDevice 130. I use an application that sends 20 bytes notifications from slave...
Hello, Nordic Forum!
I've been developing a wrapper library that uses the FDS to store my application data.
I have 3 type of data to store: an array of 14 uint16_t , an...
I've been banging my head against this for a couple days now, and need some help. First the layout.
In our setup we have an accelerometer with a movement interrupt pin...
I got this error when trying to use the button library to debounce noisy buttons.
My application is a peripheral.
When I looked in the library source I saw
#if NRF_MODULE_ENABLED...
