Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
How i can see the performance like the Picture. is allways 0% and had also no time or calls in the execution profile. Breakpoints works.
But when i press F10 (Step over)...
Hi There -
I'm trying to test connection interval negotiation with a central by putting nRF Connect Desktop (Mac) in peripheral mode and requesting a connection parameter...
I have a nRF52840 application that needs to take a complex list of commands from a server.
I have a few options. I could:
code a basic language myself for these commands...
HEllo
I am using the example TWI_sensor_pca10040 with a main.cpp, and I see that there is some sort of error with the logging that I cannot point out. I get this error...
Hi
I'm currently working on the 10028 DK board, which was working flawlessly until I used the J-link RTT Viewer, and pushed the IF BOOT/RESET-button. Now, when I try to...
Hey,
SHORT VERSION:
Timer (every Second) gets started when connecting (BLE with nRF Connect) to my DK (SDK12.2, Softdevice S132). Timer gets stopped when disconnecting...
Hi There,
We have an issue where our project crashes, but the app_error_fault_handler() callback is not being called to help identify the cause of the issue. We are using...
Hello guys.
I'm newbie to embedded programming.
I'm trying to make device that can measure temperature of other objects. I have a variable resistor. The resistor's resistance...
My BLE application uses my own firmware update algorithm and bootloader, as well as the Peer Manager module. To ensure that I do not delete peer data during the update process...
I am using nrf51 running as a peripheral and an iphone app as central. It works OK when I first use the iphone app to connect to nrf51. Then I quit the iphone app and let...
Application data is stored just before the bootloader. If I do a DFU upgrade with a larger bootloader than the one currently flashed, is this taken care of? That is, is the...
i am using keil mdk5 and i want to use nrf51822.please tell me which software i need for this and which sdk i have to download for this.i am currently troubling with doing...
I'm facing problem while program custom board. I'm using nrf51822 module( link ) & j-link EDU 9.3 version. I think there is some connection issue. Here is my connection
...
Is there any reason why no error is returned when app_fifo_get() fails in app_uart_put() (SDK 12.0.0). Couldn't the lines below:
if (app_fifo_get(&m_tx_fifo, tx_buffer...
