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...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hi!
I am trying to use the NFC " writable_ndef_msg " code along with the " ble_app_uart " code from SDK 15.0 with Softdevice s140 on nRF52840 DK. I am using keil-MDK 5...
How can I be 100% sure the nRF52832 chip is running properly?, what I do to power up the chip is feed it with a regulated voltage of 3.3V (which really is around 3.17V), on...
We use Nrf_studio to connect our board by uart to enter direct test mode.
But an error occurs in serial connection.
I want to know， use our own project program is allowed...
I have already pressed reset in the dongle, it was pulsing red. And when I write it allways says the same error. I have done this experiment in Ubuntu 16.04 and Windows 10...
Dear all,
I'm struggling writing 32 bytes with FDS in SDK 14.
This is what I do:
Init
(void) fds_register(fds_evt_handler);
fds_init();
while(!is_init) {
sd_app_evt_wait...
Hi, I am using nrf51822 Development kit with 3 buttons, each buttons has different functions. (i) 1st Button is used for the wake the module from sleep mode. (ii) 2nd Button...
Hi I using nrf51DK using keil MDK 5 softdevice s110.
I need to update battery level on every 60s and I have initialize timer and start with this code.
static void battery_level_meas_timeout_handler...
I'm trying to implement extended advertising, using BLE_GAP_PHY_2MBPS to offload 255byte advertisement payload to channel data, defining BLE_GAP_PHY_1MBPS as primary phy ;...
Hi
I am trying to broadcast manufacturer data (beacon example) while changing data from second to second. For that I am trying to use timer2 (as timer 0 is used by SD, right...
Greetings,
For Bluetooth Declarations, will new QDIDs be generated to account for the additional required tests as of January 24, 2019 in TCRL-2018-1.
I'm mainly interested...
Hi,
I need to interface LIS2DH through SPI. I tried many SPI Master example but I am getting all the values as 0XFF. Even the WHO_AM_I registers value is getting 0xFF
...
Hi, I have an EMG muscle sensor which needs to be sampled at least 500Hz. Can I sample at the required frequency and transmit at the same time over BLE NRF51822. If not please...
Hi, I am new to the bluetooth mesh concept but I have tried creating one using nRF52 DKs.I have worked the light switch example but I am stuck there without being able to...
Hi everyone,
I bought the nRF51822-04AT module but I'm a newbie and all the documents talk about nRF development kits which they make me confused about programming. Now...
