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...
HI,
We are looking to multiplex a few I/O on the NRF52840 to save pin count on a header. If D+ or D- get driven when VBUS is unpowered, will that damage the NRF52840? Or...
Hi there,
I think that I am seeing the repercussions of errata item 136 in my application. I abruptly turn on/off power several times to my board, and every once in a while...
Hi,
On my bl653_dvk board, I am running the ADC example. It functions properly. I have a few questions about this:
1. How to determine which clock is being used by the...
Hi everyone,
I want to send large data with https protocol.
I edited the https_client sample split the data and looped send() for sending the large data.
But when...
I am working through the https_client example with the nRF9160 and I noticed that when Connection: close is not included, the connection doesn't close, but if I attempt to...
Hi,
I'm sending values over ble. On the client side I opened an serial monitor. Everything seems fine. The values are received in the right way.
But when I try to read...
Hi,
I have previously used the ESP8266 WiFi module and it has worked great. Since I have updated to the latest SDK, I am now seeing problems. I'm guessing something has...
I am currently working on enabling and transmitting/receiving data using TWIM on my nRF52810 development kit. The documentation states that in order to enable TWIM I need...
Hello,
I told my students to set up an SPI bus with several peripherals. We found nice development boards with a screen and a card reader sharing MISO,MOSI,CLK and one CS...
Device: nRF52840 Softdevice: 140 SDK: 17.1.0
I'm trying to develop a custom bootloader that will determine which of two images (A or B) to jump to. The memory map that I...
I noticed that if I set options = BT_LE_ADV_OPT_NONE in bt_le_adv_param I get a random address at each bootup and if I set it to BT_LE_ADV_OPT_USE_IDENTITY I get always the...
Hello,
I'm currently working with ISP2053 which is the nRF5340-based module.
The system, as the specific GPIO pin detects a low-to-high event, gets data from another...
Hello guys,
I'm trying to run uart example from https://github.com/andenore/NordicSnippets/blob/master/examples/uart/main.c extended by interrupts call after transmission...
Hi.
I cannot build a ble_app_uart Nordic example that I was able to build flawlessly three years ago and later. I wonder if anybody could give me a clue on what's going...
