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...
For the S310 stack the bootloader does not set a SD_MBR_COMMAND_INIT_SD command. What needs to be done for the S130 ?
#ifndef S310_STACK
sd_mbr_command_t com = {SD_MBR_COMMAND_INIT_SD...
[PLEASE READ THE EDIT FIRST]
So, first of all, I am new to bluethoot development and I am not 100% familiar with all the inner workings of the protocol.
I am trying...
I have looked over the entire site and can not figure out what is needed to change the Smart Beacon Kit firmware and uploaded it to the beacon.
Is there a way to recompile...
Hello ,
I'm working since few days on nRF51 dongle with SofDevice S310 and most things seem to be ok.
But when I follow the System OFF and wake-up sample supplyed on GitHub...
The v3 nrf51822 and nrf51422 power efficiency was improved.
What were the improvements? How much effect should we expect to see in various operating modes. System OFF,...
In the Nordic code at this github example
there is a reference to UICR.CLEN0 .
#define CODE_REGION_1_START 0x00020000 \\
/**< This field should correspond to the size...
What is the main difference between HW controlled TWI master driver and SW controlled TWI master driver?
What is their advantages and disadvantage?
Can they switch between...
I am creating four timers in my application using app_timer.c . All timers work except the timer with ID zero never triggers.( means first timer created does not work all...
I am really struggling to get my ADXL345 SPI code working. Everything works fine on a LPC1768 and all outputs are fine on the nRF51822 Eval board, but there is no activity...
Greetings,
SDK6.1 and Keil V5.12
I try to build the executable for Nordic GitHub project Timeslot Oberver example. I get an error that the handler SWI0_IRQHandler is multiple...
I created a app with s110 V7 and want to program the PCA10006 with this app.
To get thing working, I need to update the softdevice as well (beacon PCA10006 is shipped with...
I am trying to use the latest (s130_nrf51822_0.9.0-1.alpha) S130 and experiencing an issue which was not seen in previous version (s130_nrf51822_0.5.0-1.alpha), this is the...
Hello,
We're interested in measuring the precision of our external crystal, but don't have the equipment to measure off the crystal directly without affecting capacitive...
Hi,
I am trying to run nRFToolbox App, I imported the project to Android Studio but I get the following error when I attempt to run it:
Error:Execution failed for task...
