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 have set the uart buffer size as 64. but when i am transmitting data,i found that the size might not enough(eg. there are 100 Bytes to send).how could i do except for...
Hello,
I work on an application which use the pc-ble-driver 1.0 as BLE central for handling external peripheral devices.
Now, I am working on bonding procedure. To make...
I'm attempting to take a 115k baud stream of NMEA sentences from a GPS sensor, and outputting it to a phone based on the UART example. While I'm not sure if BLE is perfectly...
Using the ble_app_uart example on the nRF52 PDK, I can easily send multiple packets per connection interval--if I send a long string using ble_nus_string_send(), the notification...
Hi.
I've just received my nRF52840-PDK and now I am trying to run usb examples from SDK 13.1.0.
I have started with VisualGDB using arm-eabi toolchain and USB HID Generic...
Setting interrupt priority according to FreeRTOS documentation is an inverted priority sequencing, i.e. lower number is high priority. However in the freeRTOS example provided...
Hi,
I am seeing an issue where after enabling read back protection (rbp) on NRF52 and using sdk 12.1 the tag goes to state where it drains a lot of current.
command used...
Hello!
I'm using SDK 12.3.0 with nRF51822. Unfortunately since the begining I've got a problem with TWI interface. It keeps crushing my app. For no reason. At the beginning...
Hello,
I am using sdk 12.3.0 and pca10040 board. I want to update the firmware OTA. I am following this post
devzone.nordicsemi.com/.../
I am stuck at step 4)...
I am using the nRF52832 development board, S132 and SDK11.0, I have some questions about Bluetooth pairing,The project under the link：examples\ble_peripheral\ble_app_uart...
when we use twi to transmit data in iic mode ,the nrf52832's power is unacceptable,too high!we read and write data in 50times per second.every time, we transmit 24 byte data...
I JUST NEED TO KNOW NUMBER OF ON PULSES PRESENT IN THE PWM OUTPUT CAN I USE PIN CHANGE INTERRUPT TO COUNT THE NUMBER OF ON PULSES OR SOME OTHER METHOD IS AVAILABLE
Hi,
We need to pass the radio certification and in order to simplify the setup we created an application to setup BLE TX/RX/CC/MC from an NFC command but we meet a strange...
Hello,
As a lot of person, I have a problem for use nrf52832(pca10040 board) with spi as slave.
I check my master with salae probe tool and this part is correct. Chip...
