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...
I am using pyserial on OSX as well as Ubuntu to send commands to the serial CLI via the JLink virtual com port for testing, and am occasionally experiencing lost/mutated characters...
Hi everyone. I am a beginner i really need help regarding an issue. I have two nrf52832 modules, on each of them i have a sensor from which i read some values. All i want...
While testing and debugging our current state of development, sometimes our devices go totally offline (thread visible via mqtt-sn last will, no ble advertising).
I found...
Hi,
Just to share my though here.
I think it is better way to decouple the BLE and application with dual core design.
It help to get rid of application latency due to...
Hello Everyone,
We have 2 devices. 1st device is flashed with the Eddystone example & sending TLM info. The 2nd device is flashed with a modified version of the ble_app_hrs_c...
Hi.
So I'm trying to configure my SW to use two uarts (as I've understood that uarte and uart are separate modules that can be used at the same time).
As the app_uart...
Dear nordic,
I implemented a uart in BLE application its works fine.
I need to reduce current for that i enable and disable uart but when i call function disabled or enabled...
hi team,
real quick; The accuracy internal reference (0.6V) used in the SAADC is specified in COMP section of the data manual as +/-3%. The gain error in the SAADC is...
Hi,
I was just trying to build the light_switch_provisioner_nrf52840 code using Segger Embedded Studio. However, I've got a error build/light_switch_provisioner_nrf52840_xxAA_s140_6...
What is the function of db_discovery_init (); , I am migrating a code from SDK 8 to SDK 14.2 and I can not find that function, I do not know what library it contains or how...
Hi Nordic.
I am currently working on nRF52810 chip and the main power source is lipo battery. The battery is charged via USB could you recommend an efficient power management...
Hi,
I am currently migrating my controller from nRF51 to nRF52832 . I am facing an issue where in when I try to do an TWI communication with MPU9250 on nRF52 the code gets...
Hey
all process of burning work great without use of reset pin.
question is do we need to change it and wire pin to jtag connector?
what is the added value of the pin...
Hi All,
I have been using Keil but have decided to test "Seggers Embedded Studio for ARM" to develop firmware for the NRF51822. After following this tutorial i have been...
