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 All,
I have a general question about the FreeRTOS implementation for SDK 14.0.0.
I've added FreeRTOS onto a basic UART BLE peripheral example that I wrote. I referenced...
Hey Guys,
I'm trying to import an existing Keil project into Segger Embedded, SDK 12.3.0.
I know this link exists which explains importing prior to SDK 14.2.0. However...
In the PS v1.4 pages 13-15 related to the QFN package.
Pins 11, 12 (P0.09, P0.10) are marked with the note '1'.
On page 15, at the bottom, the notes are enumerated:
...
I have a button that will put my device into pairing mode. While in this mode, I want central devices that connect to form bonds so that when not in pairing mode I have a...
Here I document how, in Eclipse, to start two, concurrent debugging sessions to two NRF5DK boards (or other debugging probes) , connected to different USB ports of the same...
Hello everybody,
I have problems with selectivity when I scan. There are 5 peripheral devices with different " DEVICE_NAME " but the same UUID and type (same " ble_uuid_t...
Hi, I am working on a custom board of NRF 51822 driving multiple leds from pin 21 to 30. I am trying to get and transmit the status of all the pins with help of bsp functions...
Hi,
We'd like to implement a feature that allows changing a BLE connection from [central device #1 -> peripheral] to [central device #2 -> same peripheral] (similar to Apple...
Dear friends,
The nRF Connect BLE app is connected with a local device acted as Master. The app supports the configuration of the local device's GATT attribute table, and...
Hello,
After i uploaded a program on my nRF52832 i couldn't enter debug or reprogram the chip. This is the error i get when trying to erase the chip using Segger J-Flash...
Hi,
I am using peer manager to use static passkey with nrf51822, sdk11 and s130 v2.
Is the "case PM_EVT_CONN_SEC_START:" the best place to put sd_ble_gap_tx_power_set...
I know this question has been asked before. As a beginner to Nordic, I tried to get the information here, but ended up even more confused.
I am trying to set up a Bluetooth...
Hi,
I developed a unit on NRF52 which is "CENTRAL". This unit connects to multiple "PHERIPHERAL" units and it's working great.
Now, i need to connect this "CENTRAL" unit...
