Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
Hello!
I am using a keyboard (4x3) and the rows are configured as input PD and columns as output set, after a successful interrupt , the columns and the rows shift settings...
I am using nRF8001 bluetooth ble for my project. I would like to get the RSSI value as a reference value in my firmware. Is there any way that I can get the RSSI value from...
Hello,
I'm using the following (nRF51822-Beacon): www.nordicsemi.com/.../nRF51822-Bluetooth-Smart-Beacon-Kit
I would like to use the beacon for beacon-to-becaon and...
I am calling the spi_master_send_recv in a ISR from a GPIO using app_gpiote.c It causes a hardfault on APP_ERROR_CHECK(sd_nvic_DisableIRQ(p_spi_instance->irq_type)); Otherswise...
Hi,
The nRF Toolbox app on iOS crashes when opening user added files in the DFU. These files are added to the app via iTunes. The version of the nRF Toolbox is 1.7 which...
Hi,
We're producing a custom board based on the nrf51822 and would like to add a USB Serial chip.
The current contenders are:
a) FTDI 232R
b) ATmega8U2 ( www.arduino...
As the picture shows, I saw this softdevice_hex option available.
The error says, "require nRF_SoftDevice S310_Hex".
But where to this missing component.
My development...
Im sending an 8 bit int using my AVR controller as follows:
static uint8_t* dummy_heart_rate = 6;
aci_loop();
if (lib_aci_is_pipe_available(&aci_state, PIPE_UART_OVER_BTLE_UART_TX_TX...
Are there any pins that I can NOT use for SPI on the nRF51822? I'm not seeing any notes in the latest documentation but would like to make extra sure before I spin a board...
Hi there,
Using mbed i have currently programmed an nRF51 DK to transmit data through a custom service with 6 read only characteristics. Is there a simple way i can alter...
Hello.
I cannot get my head around app_timers. After reading the docs, examples and answers on the devzone I'm still unable to get it running. The timeout callback isn...
I am trying to add SPI to the ble_uart_example on my nRF51-DK but when I try to debug my code debugging just stops (All "step one line" etc. buttons grayed out) at this line...
Hello
I'm using the nRF51 DK and I have a UART over BLE link set up between the board and a phone with the nRF UART app. I'm trying to get the board to execute a particular...
Hi,
I'm using nRF51 Development Kit to program the beacons. I've connected the beacon just like it's described in the last update of this thread using the 10-pin adapter...