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...
We are going to use nRFgo - Bluetooth direct test mode to evaluate the nRF51 device RF performance, and we need to load the DTM (Direct test mode) application to the device...
Hello
I have an nRF51822 serving as s supervisory micro for an embedded Linux board. Two GPIO pins from the main CPU are hooked up to the nRF51822 to implement SWD for...
Hello.
I'm using nRF51822, nRF51_SDK_8.1.0, and looking for same useful sample code for ble central with HoGP (HID over GATT Profile).
please let me know where is it...
Hello,
Is there someone to confirm than Keil MDK-Cortex-M edition is OK to develop app on nRF51 and nRF52 Nordic chips or do I use MDK-Standard?
www2.keil.com/.../
Hello everybody,
Maybe some of you using Eclipse and GCC have encountered the same problems when you try to start a debugging session.
First of all: If you have Bluetooth...
Using and GCC with compilation options without optimization -O0 and with debug -g3 throw error during compiling for an unknown function pwm_calculate_timer_frequency .
...
Hi,
I can't seem to get printf working on the ble_app_cts_c example. I can't seem to find a definitive step-by-step guide as to how to get this working. Any help would...
Hi,
On what occations do the BLE_GAP_TIMEOUT_SRC_ADVERTISING and BLE_GAP_TIMEOUT_SRC_SCAN events fire? The documentation is a tad ... terse .
regards,
Elm
Hy world,
I can update my device with FOTA, but the first time i do:
1 I put: "ble_default_bootloader.hex" on board;
2 i open nrfMasterControlPanel app
3 i write characteristic...
I have a feeling I am missing something completely obvious here. That said, this problem has cost me enough time today that I'm willing to risk embarrassment to see if someone...
I'm trying to implement a simultaneous broadcaster observer by calling ble_gap_adv_start() and sd_ble_gap_scan_start() and waiting for respective events.
If I call advertising...
Hello,
I'm trying to use Eclipse with a Nordic SDK (managed build mode) but it seems Eclipse (latest Mars edition) fails to invoke the assembler. Here is what I found in...
We are looking to use the DCDC to reduce the maximum current during radio operations, but minimize the overall current by enabling it as late as possible before radio use...
I have added button in my project and used bsp_init() to initialize it. All functions in bsp_init() returns NRF_SUCCESS but if I push my button even gpiote_event_handler(...
