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 use gzell protocol to realize 2.4G communication with SDK 5. I wonder that is the gazell protocol update in SDK9 or SDK10 ? and is there any improvement in latest version...
Hello:
I want use nrf51822's time/ppi/gpiote to capture the pwm rising/falling range duty.I want to know the most numbers of pwm channels duty parameters it can capture?...
Hi everybody,
as Nordic is currently working on this "Internet of things" thing and there are plans for an IPv6 over Bluetooth stack, I was wondering if it wouldn't be...
Is there a calling context restriction for sd_ble_gap_connect()? Either in the function call or where the peer address pointer is in memory?
I based my Central project...
Hi everyone,
I tried to test nRF51-ble-app-uart-static-passkey to learn the static passkey method.
I used PCA10001 EK board, with S110_7.1.0 and SDK_6.1.0.
Well, if I connect...
The maximum data length of a characteristic is 9, and I use the follow function to send the notification to a client
uint32_t dxs_send(dr_ble_dxs_t * p_dxs, uint8_t * p_data...
Hello,
I am debugging through UART with nrf52 and s132 softdevice using Keil V5 for the proximity app. When I flash the example app from the 9.2 SDK and look at the debug...
Is there a migration guide for the SDK 10 somewhere? I think the use of the APP_TIMER_DEF() macro is one thing that should be in it. Took me a while to understand why the...
Hello There,
As mentioned in the S132 specification (S132_SDS_v0.5.pdf), when acted as a peripheral and the connection time interval is 7.5ms, for the case of a GATT server...
I am running Windows 7 Pro SP 1 64 bit and have gong through the tools installation procedure, in particular running nRFTools_7_7_0_Installer.exe. This ran the J-Link V5.02...
When building a solution that supports Bluetooth MAC address randomization are there any options available in nRF Sniffer to allow packets to be captured. e.g. potentially...
Hello,
I do connections between nRF51 in my application.
When the central detect an advertising frame, it ask to a server is the device is allowed (few ms). When server...
