Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I was working with IAR and SDK10.0 before. For some reason I have to transfer my project to Keil and SDK9.0. My program worked well for the old settings. While keeps got NRF_ERROR_SOC_NVIC_INTERRUPT_NOT_AVAILABLE...
Currently we are considering whether we should use external Flash Memory or NRF52 Internal Flash.
External Flash memory has a lot of drawback in comparsion with internal...
Suppose there are 10 BLE peripherals in a room and one BLE Central,then is there any way i can get the list of available peripherals[name or id.. etc]?
I am using NRF5182...
I am using SDK_11 s130 on nrf51-dk. When err_code is any value other than NRF_SUCCESS, APP_ERROR_CHECK(err_code) will cause nRF51-dk board to reset. How can one get APP_ERROR_CHECK...
Hello All,
I have problem with ble_app_uart which are not support DFU services.
When I am implement both services device will not advertise. and when ble_nus uninitialized...
[symptom]
I want to update my application/bootloader/softdevice by DFU.
Steps are shown below.
bootloder/softdevice update
if 1 step is done, application update...
Hi.
I made my own board using nRF51822AC.
I want to connect this board to PCA10028.
There is Debug OUT port(P19).
Net names are EXT_VTG, EXT_GND_DETECT, EXT_SWDIO, EXT_SWDCLK...
Hi.
I'm using PCA10028, SDK10.0.0, S130.
Example code is using "ble_db_discovery_start()" function to discover peripheral.
In this function, there is "SRV_DISC_START_HANDLE...
Hi. I'm using PCA10028, SDK10.0.0, S130.
I'm testing External interrupt.
Current concumption was just 50uA around(low speed advertising mode).
But It goes 1mA around...
Hello
I'm working on a network of nodes with more than 300 nodes
each node is constructed by (1 arduino nano,humidity sensor, 1 relay and NRF24L01 +)
I'm working with the...
Hello. I'm trying to understand twi_sensor sample code on nRF51. (nRF51_SDK_10.0.0_dc26b5e\examples\peripheral\twi_sensor)
I have a trouble finding where the function twi_handler...
Hey,
i've bought the nrf52832 Preview DK some time ago, are there any big changes to the new DK? So if i buy a new nrf52832 IC i can desolder the old IC and use the new...
If I have some value and this value has become out of desired range I want to change property from indicate to notify.
I only found function sd_ble_gatts_characteristic_add...
I'm developing an application for a device which needs to support both DFU and some method of restricting connections to a single central (ie: bonding). This is a challenge...
Hello!
Is there have any tutorial for how to create GATT service on the MCP(master control panel app) and what coding do we need to add to the project?
Hi, I would like to put a nrf51822 device into system off mode and wake it up with a GPIO transition from high to low.
I would like to measure the press time of the button...
I'm using JLinkExe ( J link commander ) for Linux to flash the application firmware on NRF51822_QF_AA target. The following have worked so far, but I'd like to confirm and...
Hi,
I am upgrading to SDK 11.0.0 and S130 v2.0.0 from SDK 9.0.0 and S130 1.0.0 and I am stuck with an error when I call sd_ble_gap_adv_start. Here's the code that now fails...
I have the following two lines with pin 21 not connected to anything:
nrf_gpio_cfg_input(21, NRF_GPIO_PIN_PULLUP);
uint32_t value = nrf_gpio_pin_read(21);
I would...
