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...
S130, SDK 12.3, ble_app_hrs_c example.
I want to use whitelist function in this example but I can't finish it.
When I run peer_list_get(), it gets all 0xFF, means that...
I'm trying to build a simple water leak detection system. The sensor would need to alert a user through SMS/mobile notification when a leak is detected.
I was thinking of...
hi, I am working on to combine USBD CLI and RTT to USB HID with SDK 17.10, configuration as below
pls see below mainloop:
other codes are based on example of USBD...
This is driving me totally nuts. There are inconsistent pieces of information in documents and code. I am getting a modem reset loop problem. The documentation says the timer...
Hi,
Long story short, I made some boards using nrf9160 modules, received parts from DigiKey, soldered but can't make them work, at all.
nReset pin is stuck low. Tried...
I am using nRF52832 for high-rate sensor.
Of course, I can use SPI using CPU but it's busy for other jobs.
So I want to use DMA if it's possible.
Currently I am using...
I am using the nRF5340 and trying to get MCUBoot working. I am running into problems and looks like I need to edit the MCUBoot code, the problems are long and numerous too...
Hello everyone,
I'm using the Bluetooth Peripheral sample UART and have noticed an issue.
When I perform a lot of sequential pairing requests followed by cancels from...
I recently bought this display that is 64x32 pixels and uses the SSD1306 driver . When running the LVGL Basic Sample with the Zephyr ssd1306 _128x64 shield , the display works...
NRF52840 uses 2.5V power supply. We found that when the voltage drops below 1.7V, even if the voltage returns to 2.5V, the entire system cannot work and JLINK cannot connect...
Hello,
We are using the npm1300 PMIC to run the nrf5340 VDD at 1.8V. If we connect D+ and D- from the USB port directly to the D+ and D- pins, will the USB peripheral...
I am developing a custom nrf5340 board design, that is using the BL5340PA external antenna module to implement the nrf5340 chip in the design. The BL5340 module allows all...
Hello,
I am purchasing a RAK4631 module, and am looking for an alternative for the J-link single step debugger. I saw that this product had a o n-board SEGGER J-Link debugger...
Hi ,
I am exploring the peripheral examples from the nRF5_SDK_17.1.0.
I am testing the example code "flash_fds" from the peripherals. I am able to compile the code without...
