Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hi,
I've tried to search the documents and the forum for an answer to my question, but didn't have much luck.
We have a custom board that uses a STM32 micro and nRF51822...
Hello,
I am currently trying to find out how the BLE devices keep their connections in sync. According to the spec, the peripheral can have a slaveLatency of up to 32s...
Is it possible to run Master Control Panel and the PCA10001(or the J-Link lite) at the same time on the same PC, or will that cause problems? I guess I could simply try it...
Hello, Can anyone point me if the nRF51 Dongle can be used for connecting the device with an Android mobile.
Have used this dongle for connecting with PC opening COMM port...
Hi,
When pointer the p_conn_params of ble_conn_params_init_t to NULL for ble_comm_params_init(),
the connection will be disconnected fast automatically, test with the...
Hi,
I am using custom nrf51822 board. I am trying to debug through JTAG(segger j-link). While downloading the program into flash, I am getting error like "Error: Flash...
There can search for profiles using the search method of Bluetooth 2.0 (RFCOMM) connection is not a state in the PC Settings in Control Panel, why Bluetooth 4.0 (GATT) is...
hi guy.
i'm developing such a joystick device Board(HID) using nordic nRF51822, BLE mode.
i have tested many android cell phone & pad and i didn't have connection problem...
Hi,
I don't know if this is a dumb question or not, but here it goes.
Since I'm new to the nRF51822, I've been playing around with the ble_app_hrs sample project. To...
I keep getting an error:
../src/main.c: In function 'ble_stack_init':
../src/main.c:517:5: error: implicit declaration of function 'softdevice_ble_evt_handler_set' [-Werror...
I can't get Puck to work.
I did get it loaded on nRF51822-mkit, but
it doesn't advertise (can't see anything on App nRF MCP).
same hardware is working with mbed...
Working on an ANT project.
Switched a project from S210 to S310 to add BLE feature.
For the ANT part, there is no source code modification at all.
Sweet.
This is not...
Hi, I'm porting the nRF8001 library to a PIC, and now i'm having trouble with the setup process: After i get the DeviceStartedEvent the uC starts to send setup messages, and...
Hi,
I did some small applications using RFduino, and now I will start developing using Nordic sdk.
I'll list some features of my application:
a hardware with no...
Hello,
I'm checking the sleep current with nRF51822 DK board, and have two questions.
sleep current is 2.35uA.
In the datasheet, there is only typical value as...
