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'm using the nrf24l01 with a zynq board to use it as radiocontrol; i'm trying to configure the nrf as receiver so that i'm able to send data from another nrf connected...
I am trying to use the LPCOMP API, but I am having trouble with the following function:
nrfx_err_t nrfx_lpcomp_init
(
nrfx_lpcomp_config_t const *
p_config ...
I'm attempting to setup GPIOTE for an output that is set and cleared by different events. The GPIOTE driver doesn't let me initialize an output twice. Is there a way to do...
I have 2 objectives BT beacon and concurrent ESB with Thread using time slotting A. I would like my thread devices to broadcast BT beacons. As this does not require any reception...
Hello. We have product based on NRF51822 chip. 24 bit 4 channel ADC connected through SPI to MCU. Data rate is 250 Hz (4 ms). We send two ADC samples evry notification packet...
I started setting up Zephyr SDK development on my W10 laptop, according to the nRF Connect for Desktop guide, but running into this error when executing pip requirements installation...
Hello,
I'm writing a BLE app that acts as a peripheral and a broadcaster. If a connection is established, I'd like to continue advertising but update the advertising parameters...
Hi,
I am migrating sdk 15.2 to 15.3. Everything works fine, except the nrf logging. Currently, I am using RTT configuration, with default backend enabled. The code is simple...
Hi,
I have been using the PCA10040 and PCA10056 development boards to do some evaluation/testing of the Nordic BTLE radio functionality. We now have purchased standalone...
Hello,
Ive been trying to get simultaneous GPS reception and LTE connectivity for a while now. I've read that this wasn't possibe in the past but it looks like it should...
Hi in the code below I successfully register multiple custom services (m_cus and m_cus2) using NRF_SDH_BLE_OBSERVERS(). In my original code when notifications is turned on...
Hello,
Tried the 2.0 nRFSniffer hex file today. It does not show up in WireShark like
the Beta 3 version does, "nRF Sniffer COM6". Tried on two devices with the same result...
My application just hit the following fault randomly:
I tracked back in the map file and that is inside the Nordic NRFX library in ipc_trace_handle, so I have no source...
Is it possible to have discontiguous Non-Secure areas in SRAM to be used by the application?
&sram0 {
reg = <0x20000000 DT_SIZE_K(8)>;
};
&sram0_ns {
reg = <0x20002000...
