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...
Hi,
In my design, there is a tag used by 24l01,It can transmit the temperature value.In the tag, the parameters are like this:
addrofch[0] = 0xe7;
addrofch[1] =...
We've been working on a product that utilizes a NRF51822 chip as well as WS2812B NeoPixels. Since there have been numerous posts about it here we've decided to release our...
Due to limited resources we are looking for someone who can help us with making a custom profile.
You are preferably in the Stockholm area and have done this before.
The...
Hi....
Is there any issue in sending a value on a character in button_event_handler? When i tried it disconnection is happening.Am not using button service , just using...
When running the makefiles found in the esb/gcc_rx and esb/gcc_tx folders I get the following errors:
base:gcc_tx jnoble$ make
mkdir _build
"/Users/jnoble/hardware/nrf51822...
I have trouble compiling successfully even the simplest of example codes for the nRF51822 with the Keil MDK-ARM toolchain (v5).
For example, for the "blinky" project, I...
I have ported the example ble_app_beacon from sdk 7.2.0 for use with nrf51422_xxaa and softdevice s310 (v.2.00).
In the function ble_stack_init() there is a call to the...
Hello everyone,
I have two doubts related to pca10001 board:
What is the maximum amount of current
that can be pulled from a single GPIO
pin?
Does the...
Hello,
I just received new rev.3 nrf51822 chips, so I am migrating with my project to newest SDK version.
I installed Keil5 with that smart run-time environment manager...
I would like to send the current status of the battery as a beacon.
ADC and a few resistors and what do I need?
I am currently using nrf51822.
I know nrf51822 to...
I'm trying to port my old project to the newer soft device and SDK (v8.0.0) and just ran into an issue where the app_timer_event_t seems to no longer be defined. My previous...
Hello,
I would like to do an communication between Arduino and Android platform.
In my case, Android will be master.
But I want also test between 2 Arduino with an Bluetooth...
Is there a UART version of the DFU example that is provided with the new SoftDevice 7.0?
If not how to go about modifying the BLE DFU example to be able to handle UART...
Hi, I made a beacon board only have button and leds. The version of chip is nRF51822-QFAA G0. I used the precompiled hex file in the nRF518222 Beacon v1.1.0. After I download...
Hi,
I am trying to debug a custom PCB for the NRF51822 - I can run a modified version of the HRS application (S110) that has been verified on the PCA10004. The LF clock...
hello, my name is alessio and i'm italian. I have got a problem with "RFduino" and the "pulse sensor amped" ( heart rate) .
I downloaded the library of the sensor in the...
Hi,
I have a few questions about the SPI master module. I'm using it for an application that basically needs to be gapless. After quite a bit of work, I've gotten it to work...
Hi, I am evaluating the nRF51822 for an ultra low power energy harvesting application.
I measured the time from power-on (VDD applied) to code exectution (GPIO toggle)...
