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...
In the Light Switching example the Health model is used, but is it mandatory to used this model for Bluetooth Mesh applications or I can choose not to use it if i don't deem...
Hi everyone,
We're using our own customized BLE service with nrf51 on the one side and Android Smartphone on the other.
While connecting to the GATT I'm getting Error...
Forgive me if this is a stupid question, but I am new to programming microcontrollers other than Arduino and SPI in general.
I have a DAC that has a 16-bit register and...
Hello,
I am using 10 bit ADC read VDD voltage convert into mv without using any external voltage divider circuit, as per following function:
static void adc_configure_battery...
I'm embarrassed to say that the loopback I2S example, while able to show me that data can be sent and received through I2S, wasn't enough to help me achieve a simple demonstration...
Hi:
I am using SDK14.0 S132 for nrf52832 , i found it's sleep mode power comsumption large than 5mA .
I am using internal LDO and external power is 3.7V li-battery cross...
Hi
Just to be sure: I've recently bought the nRF52840 Preview DK (dev board for nRF52840) but I think I'm going to use the nRF52832 instead for my project.
Is it ok to...
Hi i want to create a new project in Eclipse. I did this my following the complete code form git hub for devzone.nordicsemi.com/.../
*Nordic has provided sample code for...
Hi!
I've based a new project for the nRF52840/S140/Preview-DK on ble_central/ble_app_uart_c .
I use the NRF_LOG_XXXX macros for debug and they print fine in RTT Viewer...
Hi,
I have two nrf51822 device, on work as GAP Central, another work as GAP Peripheral.The two device use different connection parameters, after the connection is established...
hello,
i have developed one board using nRF52832-QFAA and trying to dump simple LED blinking code in it using nRF52 DK board. But code is always dumping into custom board...
How do you do
Now need pwm_driver demo5 duty ratio, is there any way to 1/6 or 1/8?PWM and phase difference is 4 road？
Ask for a few days, change seq_values [], but how...
I am developing firmware using S132 (SDK 11) for a custom board.
After performing Pstorage Update, if I do not wait for the callback from pstorage before continuing execution...
