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...
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...
Greetings,
I'd like to develop a wireless sensor network based on your products, but have a few concerns based on my lack of knowledge of how Bluetooth LE works.
I've...
We are running FreeRTOS on the PCA10028 development board. We have bumped into an issue where the code asserts if we turn on the FreeRTOS configASSERT functionality. It is...
Hello,
I am using nrf starter kit and nRF51822 DK modules atached. I'm using external usb-com uart modules (based on FT232 chips) for communication with PC (Win7) and hyper...
Hello everyone
i am trying to configure the buzzer int he development board inordert o create the buzzer beep sound i have configured the GPIO pin 14 fir the buzzer so...
The ble-sdk-arduino UART examples (and others?) have a rather convoluted scheme to delay the ChangeTimingRequest until after an ACI_EVT_PIPE_STATUS event indicates that the...
Hey guys,
With the BLE stack initialized, I’m not able to get the power down to where I’d expect with nRF51822, running SD S110 8.0 and SDK 9-2.
I’ve tried three, very...
Hi,
I'm new with a) the Nordic Softdevice environment and b) using the nRF52. So there are a few questions...
As a starting point I've used the template project (.....
Hello everyone ,
i am trying to increase the sound of the buzzer so can anyone suggest me do i ahve to increase the supply voltage or do i have to modify the dutycycle...
I have now used days trying to create a working clone of "dfu_dual_bank_ble_s110_pca100028" so that the source would compile and result would work correctly, independently...
I have 5 LEDs - ideally I would like to control the brightness of each one independently (i.e. 5 PWM channels). I'm using SDK 9.0 and SD 310. I have been looking at the PWM...
Hi,
I got the ble_app_beacon_s110_pca10028 from Keil_v5 Pack Installer to compile. I followed the step to use nrfutil.exe to generate a zip file. But when I did the DFU...
I can't afford nRFgo Starter kit as of now; so my question is if there any other way to program my application (firmware) in nRF8001? I am looking from following options:...
Hi,
File "nrf_drv_config.h" defines both TIMER1_CONFIG_BIT_WIDTH and TIMER2_CONFIG_BIT_WIDTH as "TIMER_BITMODE_BITMODE_16Bit", can these timers be configured as 24 bit...
HI,ALL,
I want to take use of hardware flow control, but when i set or clear the RTS signal, it failed.
something about the attempt as following:
the purpose:enable the...
