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'm trying to build the Serial LTE Modem in my nrf9160 SIP custom board to communicate the STM32 MCU with the nrf9160 using AT Commands via uart.
My physical connections...
Hi,
I created a custom service in accordance with NUS service. I am able to assign all handles, subscribe to notifications. But I am not able to read any data from the device...
Based on my understanding on SPI signal, CS/SS pin need to pull down to low when read/write and pull up high when the action is finished.
May I know if this feature has...
I'm currently working on a project that uses the MLX90640 IR sensor. By default, this device has an I2C address of 0x33, but it can be set up with one of 127 different I2C...
Sifting through previous posts about redirecting printf to uart by using retarget.c, I have found this will work on previous versions of segger (5.42). Has anyone gotten it...
I tried adding the following settings to prj.config
CONFIG_CHIP_OTA_REQUESTOR=n
CONFIG_CHIP_QSPI_NOR=n
I've also tried to modify the Devicetree to be the qspi part in...
Hello, I have a project sampling a ADC. It has a INT output signaling new data is ready to be read with max sampling rate of 125ksps. I am using the interrupt and then reading...
Hi community,
I'm making a custom board using the NRF52840-CKAA. I'm trying to make a Bluetooth application for this board but struggle to achieve it.
setup:
- Visual...
nPM1300ek version: 0.9.0 I have both "nPM Controller" and "USB PMC" USB connected. I tried powering USB PMC through the computer and also tried a "Wall Wart USB".
I have...
Hi,
I have a device which has different UUID s for the write and read characteristics than the Nordic devices. The device I want to connect to will give out sensor data...
hi,
I am in the process of creating a board definition for a custom hardware we are proptotyping. I follwed the instructions in the intermediate course, copying the nrf5340dk...
I have a device which advertises some services, I want to discover those services and write to those characteristics. However I can only find one service and not multiple...
Hello,
I want to send audio to multiple headset(Readily avaiable from market), So is there any hardware, Software solution avaiable for that.
So, Is there any...
We've had good success measuring power consumption with the PPK2 until now. But recently, it started reporting some hard-to-explain numbers. Specifically, t told me a nRF9160...
Hello everyone,
Im currently using the Thingy:91 with the asset tracker v2 application. As I understand the default mode in this application is the passive mode. Im measuring...
