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...
Updates are moved to the end of the question
I created a modified version of pca10028.h and boards.h and have preprocessors changed so that the following new config is...
I example test ble_central and ble_peripheral of ble_app_uart.
Radio TX and RX test is OK.
It confirmed the data communications relating to uart_event_handler function....
I'm trying to get a time stamp using app_timer_cnt_get(&ticks), but the ticks always equals 0. And I have called APP_TIMER_INIT() to init the app timer. I have no idea why...
Hi everyone, I have been given a nRF51-DK board and I should use it to send data retreived from a sensor to it through Arduino, to finally receive it in my cell phone. I am...
Hello everyone,
I'm brand-new here. I have developed quite a bit of software on desktop PC's, but this is my first experience with embedded programming. A few weeks ago...
Hi Team,
So I downloaded the new nRF Connect for OSX. I inserted my PCA10031 nRF51 dongle into my USB port and the relevant lights lit up. However nRF Connect does not...
I am quite new to embedded firmware development and definitely just two days old into Nordic nRF52 development.
I want to just setup a 25% duty cycle clock output on GPIO...
Hi,
I have a very sophisticated program on nRF51822 with SD120 which uses SPIS (as an RX for another board) and UART. I used "spi_slave_example" as a base program.
I am...
Hi, in the (not great) mBed PWM driver, when setting up GPIOTE to toggle the output pin they do this:
/** @brief Function for initializing the GPIO Tasks/Events peripheral...
Hi,
I have a application that needs to advertise only for 120 seconds and on change in values of accelerometer , it needs to start advertise again.
presently i have a...
Hi,
I've been using these parts for a few years (the 51) and recently did some work getting the boot loader to be joined together with the application into a single burnable...
Hi,
I wish to exchange the sensor form mma7660 to hmc5883l, so I simply replace it with my own function just like mma7660 did.
Those function are
define HMC5883L_ADDR...
Dear All.
As I know, nRF52 support PDM mic. So, I'll make recording sound with nRF52.
But, I do not find PDM example on SDK 11.
Please notice me, where is the PDM mic...
We are using the NRF51822qfaag0 ic and softdevice 7.3 with sdk 6 . We are able to do dfu using the android device with nrftool box apk. But we have to do dfu from windows...
Hi There
I am working on NRF9E5-EVKIT-868/915, suddenly I faced a problem where it stop running any burned program. It is successfully programmed and verified but nothing...
