Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hi all!
My question is:
My own application is built based on the example "ble_app_template", and according to the nrf51 SDK - Examples - BLE Peripheral, this example...
Is it possible to change a characteristic's security mode after it's already been added with sd_ble_gatts_characteristic_add()?
I'd like to be able to switch back and forth...
I have a new nRF52 Preview Development Kit, after connect it to a computer with a USB cable, the status light (LD5) come on, indicating it has power. However, the standard...
I am working on a project to integrate nRF51822 with a rechargeable battery,
and make it chargeable through micro USB cable.
Any recommendation on the battery model, charger...
I have a dual mode BLE / ANT+ nRF51422 design going through regulatory testing for FCC / EU marketing approval. I have previously successfully tested a very similar design...
The spec of nrf52 mentiones 'Propriatary RF' as option. I was wondering if that could be used to implement 802.15.4 which would save us an entire IC and power and like basically...
Hi there!
I would like to implement the nRF24L01-module to one project.
But, it would be great, too, if i can use the application manual to use only the chip itself with...
I have the nRF51-DK development kit (PCA 10028). I'm following the gcc tutorial here - devzone.nordicsemi.com/.../.
I'm using the ble_apps_hrs project as a basis for my...
Is it possible to connect DCC / DEC4 to a transistor to turn on / off a part in my circuit? I assume yes, but I just want to make sure.
Or, is there another way to turn...
Hi again,
If I use BluetoothGATTSetCharacteristicValue and set wr_auth = 1 in the ble characteristics, I receive a BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST event. I can also see...
Dear Nordic developers,
Does TWI supports bit level clock stretching? Means that after each bit (not byte) slave can hold down the clock and master should perform appropriate...
So I have the following bootloader code:
int main() {
uint32_t code;
sd_mbr_command_t mbr_command = { SD_MBR_COMMAND_INIT_SD, };
code = sd_mbr_command(&mbr_command...
My ANT BLE application runs on a custom board with a nRF51422, SD 310 rev 2.0.0
I can use the nRF UART app on an android phone, but on an iPhone with iOS 8.4 I can't even...
Hello,
I'm using an PTR5188 development board for my project which breaks out PIN 26 & 27 for ADC only. I'm using mbed as my development platform and haven't been able to...
Hi there
Can you clarify a point for me?
Quoting from Gazell link layer user guide:
"If only the ACK packet sent from the Host to the Device is lost, but both the initial...
