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...
how to save a problem,if one Thread use sd_ble_gatts_hvx() send many package ,but i use vTaskDelay(50)( the freertos delay api ) when one package send ,then send another package...
SDK： nRF5_SDK_11.0.0
Softdevice： s132_nrf52_2.0.0_softdevice
I read an article about the connection, pairing, bonding and whitelist, there are some doubts：
Bonding...
i want to send data according the ruture value , because we all the data send ruturn value ble_evt_tx_complete ,how i can distinguish difference channel'return value
I've been trying to trying to upgrade some code from SDK 12.1 to 12.3 and it no longer fits in 16k RAM.
I initially thought the problem was this data segment in the linker...
Hi,
I recently started working with the NRF51DK,I need to read data from KX022 accelerometer via I2C and transmit the results over BLE.
I am using TWI_SENSOR example...
when i send many package from programer different place , the return ble_evt_tx_complete have many times. how i distinguish which the ble_evt_tx_complete reture is that place...
I want to add DFU function to ble_app_beacon example,but I don't know what I should do?Who can give me any suggestion?Thanks.
My board is nRF52-DK.SDK is nRF5_SDK_11.0.0_89a8197...
Hello,
i have Nrf52840, here is the code for PWM
APP_PWM_INSTANCE(PWM1, 1);
uint8_t cBuzzer::_PWM_init(uint32_t Time_uS){
app_pwm_uninit(&PWM1);
app_pwm_config_t...
In "ble_nus_c" file we can get nus_data with "ble_nus_c_evt_handler" function. We can do the same with "nus_data_handler" in "ble_nus" file. So why are there two separate...
hi
I'm testing sdk 14.0 with Nrf52 DK(pca10040)
with sdk 13.1, pwm library example work fine.
but sdk 14.0 it doesn't work. both case, building is ok.
main.c sources...
When I run an infinite loop of NOP on the NRF52DK, the led's remain dark. But when I run an infinite loop of:
nrf_gpio_cfg(
pin,
NRF_GPIO_PIN_DIR_INPUT,
NRF_GPIO_PIN_INPUT_DISCONNECT...
