Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hello!
Does anyone know what's the maximum frequency for SPI (SCLK) for nRF52832 or SDK 12.1? I see following code in nrf_drv_spi.h:
typedef enum
{
NRF_DRV_SPI_FREQ_125K...
Can someone tell me how the DETECT signal works in the nRF52840?
This version of the nrf52 has 2 GPIO ports.
Does that mean there are 2 DETECT signals? or is there still...
Hello, I'm using the nrf UART 2.0 app with nrf51822 and I'm wondering how a line of characters is sent using this app. For example if I write 'abcdefg' does the BLE receive...
Hello everybody, I'm new to the Nordic system and the nRF52. I'm trying to become familiar with the board and I want to be able to read different 4 input pins, each one attached...
I am using Segger embedded studio 3.1 with SD132 2.0.0 and a nRF52832QFAAB0.
I have verified that I am compiling against the correct header files. This service number for...
Hi, even if I set hal_nrf_enable_ack_payload(false) on the sender (and receiver), the receiver still sends back an ACK which i can detect in the NRF_ISR(). is this normal...
Hello,
I have a pca10028 and I am wondering if I can use it also to flash nrf52 boards.
I quickly tried with rknrfgo on mac to wipe a custom board based on nRF52832 and...
Hello.
I decided to use an external solution for RTC.
Sometimes the RTC chip offers an buffered 32.768KHz output.
Can I use this output to supply the 32.768KHz to the nRF52832...
I have set up raspberry pi 3 as a border router and programmed the the nrf51422 using the iot_ipv6_coap_server_pca10028 and could successfully switch on and off led3 and led4...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Hai
i am using mbed to program my nrf5188. now i am using securityManager to implement a bonding between central and peripheral. now i need to know when a device is connected...
Hi,
In my code, I have not started the HF clock. I call the ble_stack_init where "SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, NULL);" is called. Which HF clock...
Hi, all.
I tested ble_app_uart in example directory by PCA10040 board.
The ble_app_uart includes "printf("\r\nUART Start!\r\n");" and "UART Start!" cames out on the putty...
I have a scenario where I have multiple peripherals (nRF52) and multiple centrals (cell phone).
The user is going to use only one central with only one peripheral together...
Hello
In case a connection is disconnected locally by calling sd_ble_gap_disconnect(), no BLE_GAP_EVT_DISCONNECTED is fired even though the sd_ble_gap_disconnect() function...
