I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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,
when I was working on MSP430 I used to place the firmware version constant at a known address in flash so that it can be verified which firmware version is flashed...
I was having some troubles using the app_timer (RTC1) shortly after mesh startup, so I enabled the PIN_IN_CB and PIN_IN_TS debug pins, and saw some interesting behavior. ...
Hello all,
am trying to configure 3 adc channels in a way to have conversion in 3 differents pins, without usin timer and ppi. so I implement the following code, the problem...
Hi
May i know what would be the debugging procedure using segger-RTT for nrf52840 and what is the debugging Hardware Required ?
Thanks and Regards,
R Madhu.
I know BLE5 is the future of IoT. I also want to invest on it.
But how to setup a complete BLE5 environment? In China, IPv6 has not been supported. Therefore, 6LowPAN/Thread...
Hi,
I want to ask a few question for ble_mesh.
What do these functions do:
rbc_mesh_persistence_set(..), rbc_mesh_tx_event_set(..)
Who should do the set operation...
hi Dear Engineers!
Have a question about external TIMER counter input hw PIN.
as Known, all the MCUs have a timer with external pin as a counter / capturer ability.
how...
I use STM32F4+nRF51822 through the SPI interface. I want to achieve nRF51822 DFU with SPI operation, now upgrade the simple LED to work properly. But can not work when using...
What i need is , am collecting the data from the sensor(which acts as a ble peripheral ) , the data which has to be transmitted to the ble central and that data should be...
Using the nrf52 DK, I was trying for hours to setup Segger IDE on a mac, and the software doesn't feel good to me, its not clear where is your code, it has too many libraries...
The vivo phone sometimes cannot scan the device,
There are two devices embedded same program.
However,one of them can be scanned,the other one can not.
The advertising...
Hi all, I'm working on sdk11.0.0 signed bootloader and I made change in it. Due to these changes bootloader size increased and not fit in the memory allocated to the bootloader...
Hello:
The product specification (v1.3, pg 263) says temperature sensor accuracy min = -5 C and max = +5 C.
Its not clear if these accuracy values correspond to the...
