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 folks,
We got a weird behaviour with our nrf51822(SDK 12.2.0, s130) device. we have built a low power application with following parameters:
MIN_CONN_INTERVAL...
I have tried to understand how data was send from two BLE device. I have had 2 PCA10056 board and I have loaded ble_app_blinky example and ble_app_blinky_c example for each...
Hi All.
I have one question.
I just want to send "volume down key" simplely after connect with android device to take a picture.
I have no idea. and I don't understand...
I modify nrf51 nus in SDK12.3.0 to realize my application, I found when enable uart, the consumption near 830uA , and then call app_uart_close(), the consumption near 5uA;...
Hi,
Is there and C/C++ source code to get float value from 32-bit ieee-11073 FLOAT data type
I need c/c++ code to parse 32-bit ieee-11073 FLOAT data coming from FORA...
Hello,
Using Spi bus with frequency = 4Mbps give me this deformed signals (clock and miso) and when I push it to 8 Mbps I am not able to get the correct values.
Obviously...
When an event is bound to the ppi channel, and this channel is bound to both task_capture and task_clear
can I get the correct COUNT value when an event occurs?
Or can...
Hi all,
I wanna build a IOT gateway. I follow this steps infocenter.nordicsemi.com/index.jsp
When I access coap://[ipv6] It dont have resource light, just only have...
[SDK 12.3.0 / nrf52 DK / Keil tool / beacon example code]
Hello. i am a novice developer.
Power On - Beacon data transmit and enter to sleep mode after 10 sec
...
I fail to integrate “ble_app_multilink_central” and the uart portion of “ble_app_uart_c”
I have checked other posts and it is inconclusive if and how they got the integration...
In traditional approach to ESB communication we have many PTX device and one PRX device:
In my application, situation is inverted: I have only one PTX device and many...
The function peers_id_keys_get() (SDK 12.3.0 Library id_manager.c) returns Error BLE_ERROR_GAP_INVALID_BLE_ADDR (0x3202) when the peer device address is neither PUBLIC nor...
Hello,
Have been reading the example codes and documentation in order to connect an ultrasonic
sensor to nRF52. The goal is to read in the value and then send it over...
