I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
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...
In the Example "ble_app_cts_c_s132_pca10040 " messages are send to the UART output, by default the UART Hardware Flow control is active. I would like to disable the Hardware...
We have designed a product using Nordic's nRF51822 and will be selling into Korea and Taiwan market.
Recently, there is a new requirement for us to provide antenna radiated...
Hi
I started form the lbs example to build my application. I have now the following problem:
apparently the button_event_handler is only triggered when the device is connected...
Hi,
I have searched the forum, but still I cannot find answer to my question. I designed my custom board for nRF51422 and want to work with ANT (softdevice 210) (I have...
Hello everyone
i want to create button fucntion press the button for 3 seconds and then it has to start advertsing but i have excuted the button fucntion but it si showing...
I'm a new at BLE. So, as I know from bluetooth spec v 4.1 there is a opportunity to establish multiple connections to the same peripheral device from several central devices...
I want to send 500 bytes(chunks of data) for specific event so when I get new 500 bytes from sensor firmware should send all of those bytes over BLE service in proper order...
This thread provides some references for those of us who need to have firmware that runs on multiple releases, but don't necessarily know what revisions are in the field....
Hello,
We have the following Problem to solve in general:
A device should control the exhaust system in a vehicle.
This device needs to retreive the engine RPM using a...
Hi
I have a brief question to which I'm not able to find a clear response: When the SD send a notification of a change in a service value, this notification has a confirmation...
I have ASUS ZenPad 10 with Android 5.0.2,
BLE device on nRF51, S110 SDK9 with fixed passkey and encrypted characteristics with following settings
#define SEC_PARAM_BOND...
Hello,
As far as I can tell, the NUS app sends a signed char of value -127 to 127 in decimal. Is there a way to use the stock UART application to send an unsigned byte...
