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...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
Is this even possible? I have a BLE connection with an interval of 7.5 ms. I've set up a radio notification with a distance of 2680us in order to be able to transmit 4 BLE...
Hi,
I want to know how sd_ble_gap_authenticate api works.After executing this api, what are the events invoked at peripheral end. Is there any event that blocks CPU or...
We are designing product based on nrf2401A
The problem that we encountered was that the nrf2401A forgeted configuration data, was it possible ?
we use our product in highly...
Hi,
I am using the nrf51822 in an intermittent high-current application where if the battery is close to dead, will sometimes cause the chip to reset because the voltage...
I am using SDK 8.1.0 and Eclipse on a Mac. I am having difficulty flashing my app that uses the nRF51 sdk onto nRF51. I am using JLink
I assume I need to flash two things...
Hi nrf51 developers,
I'm developing multiprotocol application by combining BLE and a proprietary protocol. I'm using concurrent multiprotocol timeslots API. Started with...
I am new to programming both the nRF518122 as well as the Cortex-m0. As I have been building and running the example apps that come with the nrf51 sdk, I run across the CMSIS...
Hello,
I'm developing device application where I need:
peripheral (advertising also when in connection)
central role
whitelisted connections
maybe some encryption...
Hello,
I'm trying to do some simple printfs to hyerperterminal as a way to debug my code. I have used the uart example init code but nothing prints:
void init_uart(void...
I have enabled data ready interrupt bit and also enabled the fifo bit and also enabled gyro_fifo and accel_fifo bits in mpu6050 so that when data ready interrupt occurs the...
I have a nRF51DK. The Softdevice on the board is S110.
I load the ble_app_template from the SDK 8.1 on the chip. It builds with success. Now with the MCP I am able to see...
I'm now using the lastest SDK 8.1.
I found that if I call app_button_enable() after app_button_disable(), app_button_enable() would not function again.
But if I changed...
Hi all,
I read that the nRF51822 comes as a blank chip from the factory, and this means that we have to program the SoftDevice ourself. I am wondering if this is the only...
