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...
Hi, I purchased a Sparkfun Breakout board for the NRF52832, but the bootloader on it seems to be extremely unstable. Hence, I've decided to flash the NRF52832 directly from...
Hello,
I already checked below link, but want to clarify the limitations of how many concurrent sessions are allowed in Soft Device initialize.
devzone.nordicsemi.com...
Hello,
i add a new custom service with one characteristic that allows me to send values over BLE with nRF connect, but i must send some acceptable values (-2, -4, 0, 4, 10...
Using SDK14.0.0, nRF52832, GCC, GDB/Ozone, secure DFU
This question seems to get close to asking about my problem.
I am trying to debug my application with a loaded...
Hi,
We made a custom PCB using the NRF52832 and followed the reference design. While everything else is working in our system, the BLE part is not working. We are using...
Hello,
I try to develop an application on a nRF51802 device. But this device is not managed in nRF_Drivers.4.0.0-2.alpha.pack from Keil software.
Is there an update...
Hey guys! Like the title says, I'm looking for the best way to send values like humidity and VOC from the Nordic Thingy to the cloud. I have already set up the thingy to send...
Does anyone know of an off-the-shelf hardware and software that will let me read and write nRF52832 devices that are using the NFC Type 4 Library? We've tried the ACS ACR1252...
Materials publicly available say the chip works from 3.1 volts.
But is this the absolute minimum voltage or will it be possible to use also LiFePO4 battery cells with the...
I'm trying to set PWR_UP bit to 1 for the device to go into standby-I mode using STM32F103RBT6 and HAL libraries.
I send (0x20 | 0x00) command (write_reg | config reg)...
I'm trying to compile the S332 example project ble_ant_app_hrm_pca10040_s332.uvprojx. I'm using the V12 SDK and Keil uVision V5. When I try to compile I get an error saying...
Starting with "Development with GCC and Eclipse", I've gotten "blinky" to run on my BLE400 with an nrf58122 using Eclipse Oxygen. I think I'm using SDK12.3 . I started with...
pca10040 S132 5.1.0
if i run only a single nrf nus service (rx and tx) at 4 k bytes / sec both directions, how much load would this put on the 52832
the test is assuming...
Hi,
I'm connecting two I2C modules : MAX30102 and MPU-9250
I can individually communicate with either of these modules and they work okay. But if I connect both of them...
