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.
...
I currently have a dualbank bootloader setup and I'm trying to change it to singlebank. If I burn the singlebank bootloader with the jlink it works fine, but if I use the...
Hello,
I modified ble_nus_c to manage multiple connections.
The first time (first client) i call sd_ble_uuid_vs_add in init, it returns OK. The second time ERR_NO_MEM...
both for APP_UART_FIFO_INIT and APP_UART_INIT i never receive APP_UART_DATA_READY
but at least i get APP_UART_DATA sometimes .
most of the times i get APP_UART_COMMUNICATION_ERROR...
I'm trying to monitor the time a signal is high/low on a GPIO. It seems to work alright with timers and PPI, but I wish there was a way to reset the timer upon capture.
...
Hi,
What is the largest possible value of "MAX_VAL" for application timer given below:
"#define APP_TIMER_PRESCALER 0"
"#define M_DELAY APP_TIMER_TICKS(MAX_VAL, APP_TIMER_PRESCALER...
Since UART-BLE is an emulation of UART on BLE, is there a need for physical wiring of the pins (RXD, TXD)? Assuming I'm not using RTS/CTS as I have disabled flow control,...
I used to store 10 bytes to flash with pstorage under sdk version 8.2 and it always worked fine. As I also use the mesh app, the timeslot_handler dispatches the pstorage events...
The link below here, has a tutorial about using RTT debuging with keil.
devzone.nordicsemi.com/.../
I don't have keil and i use arm gcc compiler, can you please guide...
Hi.
I'm using PCA10028 as central, SDK10.0.0, S130 V1.0.0.
I can discover 180A UUID and characteristic UUIDs which pripheral device provides such as 0x2a29, 0x2a24, 0x2a26...
my project use s110 8.0.0;I'm using nRF51422_xxAC.
And my project have 7 services.all the Characteristics is 81.
But after I had add 23 Characteristics ,I can't add...
Hi.
I'm trying to get 128bit service uuid as referring to "ble_app_hrs_c" source code.(S130)
And my test peripheral device provides GAP, DEVICE Information and User service...
Hi
I've detected that when using the NRF51822 under Eclipse and GCC compilers, global variables are not automatically initialized. This is because an error on the startup...
I am having some issues figuring out how to send a simple string or character to my central.
What I want is the peripheral to send an acknowledgement back to the central...
