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...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi all,
What is the maximum data rate for the nRF24AP2 when using the Synchronous serial interface?
I cann't see it in the datasheet.
Is there anyone can answer me...
I example test ble_central and ble_peripheral of ble_app_uart.
Radio TX and RX test is OK.
It confirmed the data communications relating to uart_event_handler function....
I'm trying to get a time stamp using app_timer_cnt_get(&ticks), but the ticks always equals 0. And I have called APP_TIMER_INIT() to init the app timer. I have no idea why...
Hi everyone, I have been given a nRF51-DK board and I should use it to send data retreived from a sensor to it through Arduino, to finally receive it in my cell phone. I am...
Hello everyone,
I'm brand-new here. I have developed quite a bit of software on desktop PC's, but this is my first experience with embedded programming. A few weeks ago...
Hi Team,
So I downloaded the new nRF Connect for OSX. I inserted my PCA10031 nRF51 dongle into my USB port and the relevant lights lit up. However nRF Connect does not...
I am quite new to embedded firmware development and definitely just two days old into Nordic nRF52 development.
I want to just setup a 25% duty cycle clock output on GPIO...
Hi,
I have a very sophisticated program on nRF51822 with SD120 which uses SPIS (as an RX for another board) and UART. I used "spi_slave_example" as a base program.
I am...
Hi, in the (not great) mBed PWM driver, when setting up GPIOTE to toggle the output pin they do this:
/** @brief Function for initializing the GPIO Tasks/Events peripheral...
Hi,
I have a application that needs to advertise only for 120 seconds and on change in values of accelerometer , it needs to start advertise again.
presently i have a...
Hi,
I've been using these parts for a few years (the 51) and recently did some work getting the boot loader to be joined together with the application into a single burnable...
Hi,
I wish to exchange the sensor form mma7660 to hmc5883l, so I simply replace it with my own function just like mma7660 did.
Those function are
define HMC5883L_ADDR...
Dear All.
As I know, nRF52 support PDM mic. So, I'll make recording sound with nRF52.
But, I do not find PDM example on SDK 11.
Please notice me, where is the PDM mic...
We are using the NRF51822qfaag0 ic and softdevice 7.3 with sdk 6 . We are able to do dfu using the android device with nrftool box apk. But we have to do dfu from windows...
Hi There
I am working on NRF9E5-EVKIT-868/915, suddenly I faced a problem where it stop running any burned program. It is successfully programmed and verified but nothing...
Hi,
I would like the nRF52 control an antenna switch IC whose interface is MIPI RFFE compliant.
The nRF52 is the master of the bus.
I've been told the MIPI RFFE is...
