I use example from SDK 13 ble_app_uart_c.
I changed uuid to my uuid from nrf51 peripherial device. I get event BLE_GAP_EVT_CONNECTED
where made
err_code = ble_db_discovery_start...
dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hi,
I'm using nRF52832 on SDK V12.2. I add the connection params in the conn_params_init:
static void conn_params_init(void){
uint32_t err_code;
ble_conn_params_init_t...
I am designing a NRF52 based device. One of the component , Crystal X1, EPSON FA-128 32.0000MF10Z-AJ3 used in the reference design is not available for purchase in online...
On the included Thing52 example, the LED fires m_ioext_osc_status_change from an interrupt. Eventually, when it comes to requesting use of the TWI this comparison happens...
I've noticed that if I call app_usbd_cdc_acm_write with the length set to any multiple of 64 the data will not show up on my PC until I do another write with a value that...
Hi DevZone,
I am modifying an CAN library for nRF52840 preview DK. In my project, nRF52 preview DK is working as a SPI master and Arduino CAN Bus Shield is working as a...
Hi,
I am developing a device using the PCA10028 Dev Kit
It is configured as a BLE Central, SDK 7.2, SD 120
I am starting out with the example "ble_app_hrs_c_s120_pca10028...
Hello
Ive implemented and modified the light_switch_example and now I want to change the tx_power(sd_ble_gap_tx_power_set(uint8_t role, uint16_t handle, int8_t tx_power...
I am writing a program that waits for button 1 to be pressed. once it is pressed for 5 second it will call the LED ON api and when button 1 is pressed again for single shot...
i want to know which example in the SDK of MESH is the fast way make a demo to show this functon: use our moble phone to control more LED in same time.
remark: every LED...
Hello, I ask a question about power_manager() which is internally called sd_app_evt_wait(). I want the program to enter power_manager () to stop waiting for the event to come...
Hi guys,
we have triggered one interesting state of fds module… This could be somehow connected to https://devzone.nordicsemi.com/f/nordic-q-a/27259/fds-data-corrupted/107629#107629...
I have a problem with upgrading bootloader on NRF52832 IC. We are in the middle of porting our own bootloader from SDK 8.1 to SDK 14, because we had to change BLE modules...
Dear All,
while evaluating low-power options in the context of wireless sensors, I've stumbled upon a strange behavior with the nRF52832 using ESB from SDK 14.2. Here's...
Hi
I modified the SPI master example to read an 16-bit ADC at 44.1 kHz.
While the HAL_TIMER achieves its ~22 microseconds quite good, the SPI driver is quite slow: the...
Hi!
I have an observer that listens for advertises from just one ble switch. I can control the leds on the nRF52 DK with the switch. Now i want to connect to nrf connect...
Hey guys,
I have been fighting with this for a couple of days and I am hoping someone can give me some insights as to what might be going on.
We currently use the nRF24L01P...
