I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
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...
Hello everyone,
Currently we're writing a small program for the NRF52 (PCA10040), which has to communicate via SPI to an IMU (MPU-9250). The code is working correctly,...
Hi,
I am using SDK 11 , nRF52 DK . IAR 7.5
In current implementation I am flashing a sofdevice s132 and the bootloader by the nrfjprog.exe but if I am flashing the app this...
NRF52832 S132 MPU6050 TWI
I want to finish the function:
1. When the ACC, GYRO data update, the INT pin to generate an interrupt, and then in the P026 pin configuration...
hi team,
i need to receive data via uart0 without uart_irq handler. i am using simple_uart .h library. please any one reply me...
need urgently...
thanks advance
hello,
I am using nrf52 dk. I am doing a project that uart send the adc data through bluetooth to nRF UART v2.0 app for every 10msec. but when i am transmitting the data...
I'm sure the same question has been asked in a few different forms, but hoping for some ideas. . .
Is there a way to retain 32 bits of information across a watchdog reset...
We are considering useing this chip for a short range link. We want to use a synch character at the start of the transmitted message to accurately synchronise a process at...
Hi, I'm using nrf51 without ble.
I want to update flash but not want to delete PAGE every time.
NRF_NVMC->ERASEPAGE = (uint32_t) page_address;
How can i do?
