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...
How could I rebuild the code for an NRF_CLOCK_LFCLKSRC_RC_250_PPM_250MS_CALIBRATION?
static void ble_stack_init(void)
{
uint32_t err_code;
nrf_clock_lf_cfg_t clock_lf_cfg...
Using Mesh V.4.0 and Stack 16.0.0
I have created simple message model in light_switch _client code.All I want to do is call status = simple_message_client_set(&m_clients...
Hi,
I have a simple question. How should I handle situation, when need to collect data and process them before the computed data are sended via ANT+ profile which runs on...
Hi,
I'm working with the nrf5340 and I'm trying to perform a FOTA upgrade over BLE. After initiating DFU with nrf Connect for Mobile the process crashes right after...
Hello,
I'm working on a HID BLE device and it seems to work good with iOS devices. It fails to pair with Window. I'm adding what I can see with the sniffer. Basically after...
I am read the datasheet of vl53l1x ,can anybody help on connection of vl53l1x to nrf52832 and how to use sensor vl53l1x ....any driver code for vl53l1x sensor
I want driver...
I have the following trivial program which has almost identical functionality to the connectivity/ble_connectivity/pca10040e example:
int main(void) { uint32_t err_code...
Hello,
I interfaced nRF9160 and SD card using SPI. I started with this sample: ncs/zephyr/samples/subsys/fs/fat_fs.
Now once the files from SD card are read, I want to...
Hi, I've began making a SPI module for programming a PIC16. It only transmits data, so two pins. My questions are: 1. any obvious errors? 2. does the EVENTS_ENDTX occur when...
Hello everyone
I have an question when I used the 52832.
First of all,I configed "nrf_drv_spi_init(&spi, &spi_config, spi_event_handler, NULL);" and the file (nrf_drv_spi...
We are about to use the nRF52832 and are looking at which SofDevice to select for a Central-only implementation. The S122 summary says it targets the nRF52820 and nRF52833...
i m using NRF52840 with sdk 15.2. In that i m testing direct test mode by UART.Now i can do transmit mode.i can check through nrfconnect dtm mode. i cannot check receiver...
Hi,
I tried the following AT settings on the nRF9160 DK board:
AT+CPSMS=1,,,"00111000","00011110"
AT+CFUN=1
After this the modem enters PSM mode and the current is...
Hi,
One of our modules using PCA10090 0.8.2 programming and production nRF9160/nRF52840 modules.
Our customer reported that they can't use PCA10090 0.9.0 re-programming...
Hi! I ran into a little misunderstanding in setting up clock frequency for PDM. I need to work with lower clock frequency than default - 0.64 MHz. I see, that PDM_CLK = 32...
