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...
Hello, I wanna know where I can download it, if there is one at all?
I want both schmatic and pcb library file. I thought I can substitute and "make due" with nrf52832...
I'm using nRF52 + SDK11.0.0 + s132. I'm following this tutorial. I am able to build from the command line and from Eclipse just successfully. However, Eclipse is unable to...
Hi
I'm using nrf51822 with soft device 11.0 & want to read a 12 volt digital signal for this I'm converting 12v to 3v3 (4.5 & 1.5 Kohm Resistor) using voltage divider ckt...
I am using nrf51822 with soft device s130.I used sd_app_evt_wait() to enter the sleep mode and i disabled all the peripherals before enabling sleep mode.According to the datasheet...
I can't understand concept of control point..
Is it just one of charateristics?
So what are differences with other charateristics?
I heard that control point can...
I'm not sure if this question has been asked here before, but I couldnt find an existing answer...
I know that flash memory only has a relatively limited number of write...
What is the MDK? I am using Eclipse and GCC on Linux with the GNU ARM plugin for Eclipse. I need to upgrade from SDK12.0 to get the workaround for errata 108.
The release...
I am currently using BLE Secure DFU Bootloader on my NRF51822 256kB but my program is now too large for dual bank operation. How can I setup the Secure DFU Bootloader to use...
Hello,
I'm using SDK12.2.0.
I opened the PPI example (in SES). I want to use the GPIOTE driver to trigger GPIO tasks on Timer events. So I #include "drivers_nrf/gpiote...
Hello,
I am writing to you because I have a problem with the DVK BL652.
I ran the Quick Starter and all worked well. The DVK BL652 and UwTerminal software communicated...
i am using nrf24le1 contyroller can anyone tell me how to use the 1k sram.what is the datatype for using this and what are the compiler settings in using this.i am using keil...
Hello, recently I've been going through SDK v12.2 and board documentation but I can't find any info about choosing which of board's antenna to use.
Simply, I'd like to know...
I am developing on a BLE Nano 1.5 and need to use PWM to make a beeping sound from a piezo buzzer. I am wondering which pins are capable of PWM. Here is the pinout diagram...
Hi
I am using app_button library to sense button detect, it work fine.
static void button_init(void)
{
uint32_t err_code;
//The array must be static because a...
