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...
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...
Hello all,
I have a few questions about the best way to go about mass producing nRF51822-based devices.
Can anyone recommend a manufacturer that possesses the...
Cruising through a few questions about the ISP, In System Programming, in the forum and in both the specification sheets, 1.0 and 1.1 there is no clear documentation to the...
Dear Nordic members,
I am currently trying to measure the power consumption of the nRF52832 with the nRF52 DK. I am very new in the evaluation and testing of BLE Chips...
Hi
I am trying to implement long writes on the gatt server side. My implementation is stack handled, so I am going for the " GATTS Queued Writes: Stack handled, one or...
Hello,
As a power source I am using a battery with an open circuit voltage of 3.67V.
The specification states that the recommended absolute maximum supply voltage is 3...
Hello,
I'm trying to make a communication with a nrf51822 and an trf7970a nfc reader. The communication is based on SPI, I read that there are problems with softdevices...
Hi there..
I need central device simulator to test my UART App.
Is their any facility available for Nordik UART peripheral simulator like ANTware in ANT+ wireless protocol...
Hi everybody,
we have implemented DFU with button and it works like a charm. Now we want to improve that and implemented the buttonless version too. Though, instead of...
There was an Arduino ANCS library released for nrf8001. Seeing that Arduino Primo nrf52 will be coming into the market and knowing that there is Arduino nrf51/nrf52 core development...
hi.
i open ble_ant_app_hrm from sdk 9 and i send data over ant .
how can i send a data just one time cause i want save it on eeprom.
how can i send a data just one time...
Hi,
I noticed a bug in ble_ancs_c.c where it will write NULL-termination outside the attribute buffers added with ble_ancs_c_attr_add(). When the received ANCS notification...
I got a hardfault crash in the ANCS code, when an invalid ANCS notification was received from the phone: attr_id_parse() read 195 as attr_id, and used that as index in ancs_attr_list...
When one host and one device,the through can be 16KBps。But,when one host and two device ,the Max throughput is only 6KBps。Can you tell me Why ?????And Can you tell me the...
I use keil4. When the code size less than 15297bytes is ok. I will cause error when the code size bigger than 15297bytes.
Something must config in keil4?
Thanks~
