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...
I need to poll a NMEA data stream and it's easiest getting a byte at a time, but it's dropping to 30ms between individual reads in this loop:
uint8_t next = 0;
uint8_t...
Hi.
I'm working with the nRF51422 devlopement kit (pca10028) and I need to mesure the highest throughput between the nRF51 DK and a smartphone. I have seen several post...
I am using the heart rate example to do a quick demo. I am sending a short string of data one byte at a time to the iphone. I decreased the HEART_RATE_MEAS_INTERVAL interval...
Hi guys,
I have the nRF51 Development Kit, and I am trying to develop on my mac using GCC and eclipse. However, the tutorial I found either incomplete or outdated. I tried...
I want to bring up my own new board, but the nRFStudio can not connect to the J-Link, please check the picture.
I connect 4 lines from board to J-Link, including VCC, GND...
Hi,
I'm trying to get S110 softdevice (v8.0.0) working with RIOT. I had some issues (I couldn't initialize TIMER1 or TIMER2 until softdevice is setup & enabled) but I think...
I haven't seen any posts about this, so I thought I'd post what I observed and how I fixed it in the hope this helps someone else.
My nRF51 DK (PCA10028 v1.1.0) out of...
I have gone through most of the guides/links that I saw here to no end.
My development environment is OS X 10.9, gcc-arm 4.9, nRF51822 beacon.
Before going for the IDE...
Hi,
I am trying to build a low power device using the nRF51422 SoC without a Soft Device. I need a timer to occasionally wake up the chip and as I read the product specification...
I have a basic question regarding a basic area. Interrupts! But without any good specification and how the OS work and good example how to do this I need to push for the obvious...
In ble_dfu.c (unmodified SDK 8.0.0) I am unable to get the buttonless DFU hooked up.
For reference, ble_app_hrs with s110_with_dfu works correctly. I have traced my issue...
Hello,
I am trying to write data to flash with the pstorage api. I managed successful to write data to flash with the pstorage_test_store_and_update() function from the...
