Good morning,
this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...
Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
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...
I am trying to setup an interrupt to fire whenever any of 6 GPIO pins change value using an nRF51822 with soft device. I found the example that uses GPIOTE to get an interrupt...
Hi. I'm using nRF51822AC, SDK12.2.0. S130 v2.0.1.
I just want to make DFU program. But I think it's a little bit confusing. So I want some explain.
Q1. What is the difference...
I'm wondering whether I'm missing something.
This is the callback called from finish_transfer in both nrf_drv_spi.c and nrf_drv_twi.c.
This parameter is useful because...
Hi,
I am working on the examples\ble_peripheral\ble_app_uart sdk 12 example on SES.
I was first setting:
FLASH_START=0x1B000
SRAM_START=0x20001EB0
Then tried...
Hi all,
I've developed a broadband vibration energy harvester that is able to pick up uW of energy from just a couple Hz all the way to 150Hz. I'm currently looking for...
Hi,
My code always throws "NRF_ERROR_INVALID_STATE" error and reset in nrf_drv_gpiote_in_init.
I tried many pins all of them are free and not used:
#define BUTTONS_NUMBER...
Hello,
is there a way to check for NRF_ERROR_BUSY before issuing a new command?
The idea would be to create a timer to retry issuing a/the command if the NRF is not...
Hi,
After following all instructions on: gnuarmeclipse.github.io/.../
And after installing all Nordic Semi dependencies on eclipse.
I import on eclipse the UART_Loopback...
Hello team,
I got a DEV KIT NRF52
And I'd like to get all my LOG : NRF_LOG_* ( NRF_LOG_INFO… ) From my USB interface Serial:
/dev/tty.usbmodem1421
I made sure...
i read devzone.nordicsemi.com/.../ that simple multiple saadc-s is not so easy.
I also looked at github.com/.../ble_app_uart__saadc_timer_driven__scan_mode to use multiple...
When I keep this function :
static void vMain_iInitDeviceManager_Exe(bool erase_bonds)
{
uint32_t err_code;
dm_init_param_t init_param = {.clear_persistent_data =...
Hi, everyone.
I've developed a custom board using nrf52832. I tested it and found that CPU core, GPIO and other peripherals work well, but BLE doesn't work at all.
I ran...
Hi,
Raspberry (SPI Master) -> NRF52832 (SPI Slave)
The code below execute event_handler of SPI with NRF_DRV_SPIS_XFER_DONE type. But RX buffer is empty. All bytes are...
