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...
I want to test RF during production but I do not have any GPIO or UART points on my DUT so I don't want to run the DTM. Can anyone tell me what problems there are with this...
Hi:
I reference rate meter program：
“nRF5_SDK_11.0.0_89a8197\examples\ble_peripheral\ble_app_hrs\pca10040\s132_with_dfu”.
After function "device_manager_init"，I handle...
HI,
I am now trying to use nrf51_iot_sdk_0.8.0_f1f6187. And I have run example application in nrf51 iot sdk on nrf51-dk board. It works fine.
Now I want to develop on...
I want to send a service changed indicate after upgrading app by dfu.I know dfu already so that,but i don't know that how dfu do that.
there is service_change_indicate...
I used to able to get the blinky example in SDK11 to work. But for some unknown reason I couldn't scan my device using Nordic master control panel. The LED1 will be turned...
Can the nRF52 output the 32.768kHz clock on a GPIO. If so, do I need the 32.768kHz xtal, or can I output the generated clock from the 32MHz xtal? I need this clock to sync...
Hi
Yesterday I downloaded the new SDK12 and checked what changes could be relevant for my ongoing/next projects.
One remarkable thing was the fact that almost any peer...
Hello,
I'm trying to upgrade the application on my board via OTA DFU but it seems to fail if the app file is greater than 64KB:
DFU fails with my app which is 70kB and...
Hello!
I want to connect the MCP9808 with the nrf52832. Therefor I use i2C.
My example on the nrf52832 is the:
<nRF5_SDK_v11_0_0 folder>\examples\ble_peripheral\experimental_ble_app_eddystone...
Hi , I am using nRF51822 as a ble_peripheral to send the sensor data to the phone. I already add a characteristic with the property of notify , and it could work when using...
Hello,
I've been working with the SPI Slave on a nRF51-DK for several days. I am using the nRF51-DK (PCA10028), S130 v1.0.0 and SDK v10.0.0. First, I set up a RX and TX...
D:\nRF51822\mergehex.exe --merge D:\nRF51822\s110_nrf51822_7.0.0_softdevice.hex _build\ble_app_hrs_s110_xxaa.hex --output hrs.hex
I am doing it.But one of the files to...
hi i am working on nRF51822 chip, trying to flash code using keil IDE through STLink debugger. which i have attached image . while flashing the code it is showing Flash is...
