Hi,
I use the nrf51422 chip.I want to know if the ANT establish link between chips,where can I get the matching configuration (like device type、channel ID).I mean is...
Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
If it can work with iOS blue setting will be better
I need some reference to dev hid device in IOS
but I can just find my device ,connect ok but not work.
I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hello,
We are using Nordic SDK 11 MQTT adapted for TCP/IPv4(separate module) . It works fine without TLS. I added the flag "MQTT_TRANSPORT_SECURE" and made adaptations...
Hello,
Question regarding using the SPI master peripheral with DMA to communicate from the nRF52832 to the ads1296 device .
In order to use this device in the mode and...
Hi engineers, Here we are facing a critical problem in which the NRF51822 stops handling/processing the GPIOTE->PORT interrupts after some days good working. This problem...
I have a project which needs to be built in IAR, but uses the signed bootloader. I understand, that if I want to flash and debug the application from within IAR, I need to...
Hello,
In my next project I plan to conductive pads as buttons(that are exposed for humen touch to interacte with the) one is connected to ground and the rest will connect...
Hi,
I am using SDK v14.1 for nRF52840.
The secure_dfu_usb debug example works well when the J-link RTT Viewer is connected.
But when the RTT Viewer is disconnected the...
Hi everyone,
I would like to know if it is possible to establish a serial communication to a PCA10028 card using Adafruit Bluefruilt LE friend knowing that there is no...
Hello everyone,
I am using nrf51822 chip that has functionality to flash bl, sd or app using mobile app application. I want to reuse this functionality in order to have...
When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
I am using the ble_app_uart example as my base on a 52832 with sdk 12. My project runs off line power and needs to remain available for connection 24/7. I have commented out...
I am communicating with a temperature sensor (MLX90614), which has flag register. However, in order to read this register, I must send a read sequence without issuing the...
Hi,
As has been mentioned many times, the DIF on both the nRF51 and nRF52 consumes quite a bit of current. In the past, on the nRF51, I've relied on power cycling both chipsets...
Hello,
I would like to make changes in ble_app_uart_c example for connecting to a custom peripheral.
Service Uuid of my peripheral is as follows : 99aa0001-d0e3-44ce-a306...
Our homeowners association has a gate which opens when a transmitter in the car is pushed. I would like to add a BLE device to the gate which would trigger the gate to open...
Hello all,
So.... i'm quite green to the Nordic and Bluetooth protocol.
i want to program NRF51422.
what i have now it the Nordic test board and a spi-canbus print. this...
