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 guys,
I am using nrf52832(PCA 10040) and transmitting radio packets. I want to collect the packets using raspberry pi. Is it possible?. If yes, how are the ways we...
Hi, everyone. I've been trying to migrate from the SDK 14.2 to 15.2, but I've been having trouble getting one new function to work. I previously used ble_advdata_set() to...
Hello,
I've checked a few related threads, but without any success.
I need to react on "Data Ready Interrupt" and read data from SPI. SPI and Device is initialized before...
I'm am trying to select an LDO to provide the VDD_GPIO power rail for the nRF9160 and am interested in selecting either a 100mA or 200mA LDO. Can Nordic provide a rough order...
Hi,
I was trying to communicate with an I2C device, which's address is 0x7C
But I always got NRF_DRV_TWI_EVT_ADDRESS_NACK event, so I took a check on the TWI wave:
...
Hi Nordic Team,
Meanwhile we are working with Laird BL654 which uses the nRf52840.
My questions:
1. Can we flash gazell examples on Laird BL654 with Segger?
2. If...
i'm trying to get distances between nrf52840 ble transmitter and receiver, using measured rssi upon receiving ble_gap_evt_adv_report_t from ble stack. in order to calculate...
In file sdk_config.h, in order to configure a calibration interval of 8 seconds, what number should be used in the define NRF_SDH_CLOCK_LF_RC_CTIV?
The time units are not...
Good day,
I again have an interesting question). There is a useful descriptor to better understand the purpose of the characteristic. This is a 0x2904 handle (GATT Characteristic...
Hi,
I want to know what event DEV KIT jump into when mobile provision complete for DEV KIT (100% , not bind app key and pub sub address). My idea is in provision process...
Hi!
I am currently evaluating the nRF91. For testing reasons I want to enable the debug logging for the lte link control. I checked the Zephyr documentation etc. but I was...
Hi everyone,
I am implementing a custom protocol using the NRF52 radio, and so far I was able to make the transmitter working as expected.
In a nutshell, the protocol...
I have a project about Bluetooth enable lock. I am going to use to BT832 module. Do i need recertifation for Bluetooth brand?. I dont know what to do. Do i need being member...
