How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hello,
i am using the DFU Bootloader from the version 15.3.0 of the nrf connect SDK with the softdevice version 7.0.1 on a nrf52832.
In Addition i am using a modified...
On SDK 16.x.0 only
Please Do not judge the quality of SDK based on number of entries here. This thread should be considered as part of Nordic effort to find issues and possibly...
Hi,
I am trying to interface MCP7940 RTC with nRF52840 DK. Initially, I am using a twi_scanner example from the SDK v16.0. Using the same example it is expected that I should...
Hi, I am working nrf52832. I want to send the string.
#define APP_ADV_DATA_LENGTH 0x1F /**< Length of manufacturer specific data in the advertisement
uint16_t length;...
I spent some time trying to combine example project ble_app_hrs_freertos and ble_app_uart so that I have a project with FreeRTOS that uses NUS bidirectional - without success...
I have received a dev kit and am trying to connect with it over JLink. I have connected it to my computer via the J2 micro-USB port. SW6 is set to default and Power Source...
nRF52840-DK (PCA10056) when connected to laptop, LED 5 blinks very fast and LED1 also blinks(slower than LED5) and board is not detected by the laptop. could any one please...
Hi,
We have encountered an issue where we are transferring data using our custom service back and forth from the nrf52811 to a remote test device and the radio becomes unresponsive...
I am attempting to write a basic I2C program using Zephyr, but I am currently unable to sent a single byte over I2C. Am I doing something wrong? I'd prefer not to use the...
Hello!
I have a characteristic defined to be in user memory by the BLE_GATTS_VLOC_USER flag.
The initial length is 0 and the initial value pointer is NULL.
Now I...
Hello!
I am currently trying to use the watchdog driver from the Zephyr library. I have enabled the CONFIG_WATCHDOG and set it up similarly to the asset_tracker application...
Hi,
so far I have been programming my custom nrf52840 device through the debug out connector of the nRF52840 DK and a custom programming connector.
Now I would like to...
Hi,
I'm using nrf52832 to interface RTC using nrf_calendar.c file.
I have start the RTC at 8:59:00, it will reaches 9:00:00. After that automatically it will resets and...
I haven't been able to locate any NAND flash libraries or examples in SDK 15.3.0
To be clear, this is NAND flash, not NOR flash (examples are Toshiba TC58CYG2S0HRAIG and...
Hello!
We are trying to make a family of devices that would be based on nrf52840. The devices would communicate between each other via Bluetooth Long Range (CODED PHY)....
