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,
I found the GPIO P0 menu in the peripherals view:
Tried to change the value with the tool (set to output) and manually (changing the register value from 00A00000...
Dear all:
AFAIK, DAC contains the device's identity information and the manufacturer's signature.
On the other hand, The private key is used to generate the manufacturer...
Hello, I have created a custom board with the nrf52840 QFAA and have already flashed it successfully. I do the flashing and debugging with the nrf52840dk. Now I have written...
I see a number of manufacturers offering modules with this combination of silicon, e.g. MS24SF1 from MineW. (Indeed, MineW's press release for this part says " Semtech and...
Hi,
I can successfully start commissioning role when I use cli and the leader gets the commissioner active state. But when I try the same using API all, the leader gets...
Hi,
I am trying a network joiner session from the API. First I do a factory reset to clear any previous network data in memory. However when I run the following code, it...
My project needs to enable Litlefs to read files in the bootloader. I added it in the configuration file of mcuboot
But when these errors occur ，I can't find the reason...
Hi,
We have one customer having two CoAP hosts and some CoAP clients in the form of wireless sensors. The sensors are paired to a single host. The pairing is actually in...
Hello,
I have the following setup where I am trying to access a function in nrfx_spim.c (red box) from the file mm101_drive.c (green box).
However this function is...
Hi, We have a device configured as a peripheral and want to provide the user with the peer device name typically connected to it, like the device name. Typically a phone will...
I am implementing SPI communication between the intanRHD2132 (ADC) and nRF52840.
I need to periodically send commands(READ, WRITE, etc.) to the IntanRHD2132(ADC) at regular...
We have a sudden problem with the flash_manager. The code stops at static uint32_t flash_area_build(flash_manager_t * p_manager), at line NRF_MESH_ASSERT(p_manager->config...
