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...
Over the past few months I have worked extensively on a few different projects that all utilize the nRF51422. In some recent debugging of GPIO issues (both relating to SENSE...
As the title says, I am wondering when the new SDK will be released to support the nRF51822 hardware revision. It looks like the latest (v4.4.1) doesn't have anything new...
the very similar issue
Friday, October 04 2013, 02:23
I have staerter kit + development kit. I have installed all required software and can't loat example code because...
I Every one !!! Thank for the possibility to participate in this forum.
I am trying to initialization configuration of my nRF24L01+ .
I am using CY8C3866AXI-040 from Cypress...
Hi, i'm experimenting RTC1 using the app_timer module (not using S110 soft device), and i find some problems onRTC prescaler. If i set values as stated in the datasheet, for...
Hi,
I am trying to run several applications sequentially on the nRF51822.
I have another microcontroller controlling the nRF51822 by SPI.
I init the stack, the services...
Hi, I'm just wondering if there's a reason that the example code is always initializing all structures through functions. Has it something to do with sleep mode and RAM retention...
Hello,
I have a couple of questions about sending multiple notifications:
I want to send multiple notifications (from same characteristic), is that allowed by...
Looking at the AN36 code, i notice that in the APP_SCHED_INIT define, for the argument EVENT_SIZE is used sizeof(app_timer_event_t) . In the meantime, the scheduler is used...
Hi guys,
I was wondering if the nrf51822 can listen to data packets being sent over by the nrf24. In the datasheet they say it supports nrf24 protocol. But what exactly...
I have a nRF51822 module programmed for custom service and characteristics. I am able to connect to this module using android 4.3 API. I can get characteristics and their...
First of all, let me say that I've read some of the other topics, and I clearly don't belong here haha. I'm not at all knowledgable about electronics and the inner workings...
I wonder if a couple (or three) of your module with PCB antenna as receivers could be used for triangulating the transmitter, could I have some hints about this, or a schetch...
