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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
HI,
I am very new to this, I am looking to put a video or flash player or another image to to load into my nRF51822 beacon kit. I am thinking the straightaway method would...
Hi,
I am working with ble_app_uart code, in that I am trying to configure different baud rates like 9600,38400 and 57600. With these baud rates I am not getting any issues...
Hi
sd_ble_gattc_primary_services_discover() is being called from ble_db_discovery_start() within ble_db_discovery.c. I'm trying to get the ble_cts_c service working. It...
Hi
I am receiving INVALID_STATE (error code 8) from ble_db_discovery_start. According to documentation, this error can be returned "If this function is called without calling...
Hi, i have just bought a NRF51 DK. I have tried to run the precompiled Blinky example. I have first installed NRFGo Studio. I connected the board. In NRFGo Studio, I selected...
Hello,
I am making a battery service to report the battery that is sampled by the SAADC, so far I am am able to compile it and debug it, however I see how my saadc_event_handler_interrupt...
Hi
I'm reading the debug output of ble_cts_c.c:
NRF_LOG_DEBUG("BLE event handler called with event 0x%x\r\n", p_ble_evt->header.evt_id);
However I can't find any...
The analog circuits 51822 and rfx2411n supplied by the authorities are connected 52832, but the circuit is not working properly.PA and LNA switching has been controlled in...
This is to build upon a previous question i had here .
This time, I am having issues with SDK 14.
I can compile and run the BLE peripheral HRS example fine. With SDK 14...
Hi,
I am trying to write 64 bytes to a characteristic as a client and am getting the error NRF_ERROR_DATA_SIZE . The infocenter is not very helpful at indicating where...
I am using S132V3 on NRF52832 device. In my application we need to set a static, non-rotating, private resolvable address. I can't get into why that is here. In theory this...
Hi all,
I'm using chip nrf52832 with the last enabled stack which integrates the adaptive upgrade for bluetooth 5.0. However I'm insterested in long range and that's upgrade...
Hello,
Is there any example of simple peripheral to update the firmware using over the air download for nrf51?
waiting for your kind rhelp.
Regards
MAbbas
Recently,I confronted some particular circumstance that I have never came across.
The device programmed used by Jlink and Keil,so I check the address of flash,it showed as...
