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...
Hello,
I am trying to test the BLE example named "Current Time Application" located at ble_peripheral\ble_app_cts_c folder. But i can't find the cts_central.ncs file in...
hai
i am using mbed to program my nrf51822. in my project i need to store some data in flash memory . now i am able to store it using pstorage.h . but when i enable bonding...
I am developing a mobile apps using Nordic . I am seeking for Nordic Semiconductor nRF51822 SDK documentation for objective-c(iPhone) as well as Android too. Is there any...
I connected up +5v to the external power pins of the nRF52dk. I see +5 at TP14.
When I set the power switch to 'on', the board does not boot.
Is there something else...
Hi:
Looking in both SDK12/13 I cannot see any examples related to an HID Joystick/Gamepad.
It looks like somebody asked a similar question here: devzone.nordicsemi.com...
I am using nrf51822(pca10028)
i used the timeslot API tutorial in devzone..and it worked fine but i want to integrate the radio receiver example along with this.
nrf_radio_signal_callback_return_param_t...
Hi
In the SDK13 release notes and even in a few posts in the DevZone the new S140 5.0.0 Alpha2 Release is mentioned. I looked for the download link in the product page...
Hi all
I'm using the GATT server on the nRF51822 with the SoftDevice S130 V2.0.1. I've implemented a service and a characteristic which supports only write requests (including...
Here is my question.
I always disable uart after I send data.
NRF_UART0->TASKS_STOPTX = 1;
NRF_UART0->ENABLE = UART_ENABLE_ENABLE_Disabled;
this was write in the...
Is there a compiler/makefile flag that allows for 64bit printing?
I have included inttypes.h, and tried both %llu and "PRI64" as shown:
char scrbuf[30];
uint64_t time_alive...
Hi
We are using NRF52 and SDK 11 and S132.
The nrf52 acts as a central and selectively connects to the closest phones (ios) that are acting as a pheripheral.
For this...
hello,
nordic's engineers, need your help.
(1) the first problem : can not set VDD output to 3.3V
From nRF52840_Product_Specification_v0.5, it says:
High voltage mode...
Hi all! I am attempting to download a file from a web server to an NRF52832 using the Nordic IoT SDK version 9.0. Are there any good reference librarie? I found a few for...
Hi. I'm using nRF51822, SDK12.2.0, S130 v2.0.1.
I'm using nRF chip as Multi-connection Central and 1 Peripheral as well.
My event function is
static void on_ble_evt...
