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...
It clearly states in the nRF51822 Beacon Firmware Documentation that you need to use the Master Control Panel in order to connect upload new firmware.
Now that said, there...
Hello,
I'm using Win 8.1 BT LE stack to communicate with the NORDIC. I am using soft device s110. I use notifications to send data to windows which assembles a message...
Hi,
I'm writing a little piece of software using direct access to the radio registers in NRF51822. Is NRF51822 capable of calculating BLE checksum in hardware? As far as...
PROBLEM: the event handlers are never called after app_timer_start called
I have a design without the LFCLK XTAL. I initialize the stack with:
static void ble_stack_init...
HI ALL
i have successfully creat my own service referring to the example ble_app_lbs and reference nAN-36.
but when i tried to creat my own characteristic in my service...
I want to check out the long attributes capabilities of the S110 SoftDevice.
Inside of the Sdk 5.2.0, I cannot find an appropriate example.
I'd found some example code here...
Hi,
How to work with the connectable directed advertisement (BLE_GAP_ADV_TYPE_ADV_DIRECT_IND) event?
I modified the ble_app_template application to support direct advertisement...
Hi,
I am developing a test board with a nRF51822 and ST balun (NRF01D3) and a chip antenna (probably Johanson 2450AT18A100 or B100). The board will have 4-layers. The inner...
nrfgostudio_win-32_1.15.1 program softdevice s110_nrf51822_6.0.0_softdevice.hex works well with STlink for nrf51822 but when I program bootloard error appear :
Running...
Hi,
I'm using the redbearlab shield in combination with an arduino uno r3.
I want to send sensor data at about 10 hz to my smartphone.
This works but sometimes I get...
Hi Team,
To implement iBeacon what are the things to be take care at the peripheral side.
Whether the code for advertising the peripheral in "CoreBluetooth" and "CoreLocation...
Hello,
I am trying to get the PCA10001 evaluation board going with BLE, and am trying the ble_app_hrs example from the SDK as a start. I am developing on Mac OS with Eclipse...
Im trying to have the s120 modify the value like I would in Do a Read all records operation in the Glucose example. I cannot figure out what function would enable me to do...
The SDK function sd_ble_uuid_vs_add may return NRF_ERROR_INVALID_ADDR If p_vs_uuid or p_uuid_type is NULL or invalid.
When the pointer is not NULL, how does this function...
Hi, I have both the nRF8001 dev kit and the nRF51822 Eval Kit (EK). We are using the nRF8001 for most of our project with the BLE Arduino SDK. But I wanted to just load a...
