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...
How can I add PKT_TYPE_INIT (DFU Contorl Point - OpCode = 2) into my DFU?
S110 nrf51_sdk_v6_1_0_b2ec2e6
Chip nrf51822
Softdevice s110_nrf51822_7.0.0_softdevice.hex...
I have a nRF51822 chip sending me BLE UART data to my phone and it works fine with the app. No I want to send it to my PC and Read the data (and send commands) via PuTTY....
Hey guys, I'm looking for a printed antenna PCB file. I have already read the white paper and I think using a more complex antenna would save more space and increases the...
I'm using SDK 7.1, PCA10028 eval board, SD310 2.0.1, MCP 3.6.0.8331
MCP and iOS are generating a different event sequences for a long writes.
MCP: after the BLE_EVT_USER_MEM_REQUEST...
Hey, I noticed that most of the wearable ble devices (without keyboard and screen) on the market are using 'push to confirm connection' authentication, when you have to push...
Chip nrf51822
S110 nrf51_sdk_v6_1_0_b2ec2e6
Softdevice s110_nrf51822_7.0.0_softdevice.hex
I use "nrf51_sdk_v6_1_0_b2ec2e6\nrf51822\Board\pub\device_firmware_updates...
Hi,
I am trying to set up a custom service and I have it all setup and it works properly. The only problem is that it is advertising as a 16bit service. I am moving from...
Take into account an application on the nRF51822 and S110.
I have defined different custom services, so UUID is 128bit long.
When advertising:
Is it advisable to include...
What are the mechanics of using 'uuids_more_available'? Is this list transmitted as a part of advertising data, scan response data, or both? How does the host know that this...
I'm using mbed+nRF51822+BLE_API+softdevice 7.1.0 for BLE peripheral side. I add uart service with the setting BLE_GAP_CONN_SEC_MODE_SET_OPEN which is open link, and set the...
Hello,
I know that this question was here before, but I've read all of the questions and answers and still I don't know what I do wrong.
I'm using 3 PWM channels to...
Hi
While browsing the new files in the SDK 8.0.0 i had a look in the new ble_advertising module. In the start advertising function the pstorage access is checked if it's...
Hi, I'm new to BLE and just started feasibility testing, using RF8001, on a small device with no IO. The device will have a unique code set at factory, and printed on label...
