I'm trying to use the nrf8001 (and arduino) to send MIDI (musical note data) to Mac OSX. According to the Apple developer site the midi profile requires that the characteristic...
I have a custom made board that has an EFM32WG360F256 communicating to an nRF8001, verified that the ACI protocol works with repeated echos, however when I run the efm_ble_my_project_template...
Hi,
I have 3 nRF51 DK pca10028 v1.1.0
I compiled and run power profiling example and after that I cannot flash or connect to the devices (tested in all three of them)...
Hi Guys,
Thanks for your precious time and insight. Let me try to explain what we did,
We have developed a custom board
After assembling the board, we do a bare board...
Hello all, this tutorial goes to a fellow named Emil who helped me with this project.
Number 1_ Make sure you set up the terminal viewer For debugging with real.You need...
Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
What is the official status of the Softdevice Serialization for S130 in SDK 9? I could see an older answer on how that was removed in SDK 8 but since almost half year has...
Hi all,
I am using ble mesh code, it has version based. For my application( needs to blink led synchronously in mesh) i don't need version part, so i tried with using if...
As your datasheet, External HFXO's Run current is 250uA, but HFINT case is 60uA.
Despite lager current, why do you use HFXO in reference circuit?
I would like to use HFINT...
using **nrf_drv_saadc.**c and nrf_saadc .c nRF52832 with sd132v2.0
for example.
i init a app_timer to update a adc channel per 10ms.
and manually update the batt volt...
Hi
I'm trying to send adc value from peripheral to central. I'm using nrf51822 with softdevice s130_1.0.0 and SDK v10.0.0 .
I'm getting error 3002 which I figured out...
Hi everyone
I am trying to understand if it 's possible to change the clock frequency on-the-fly, by giving a certain command to the uC via UART.
I started from the...
I am using esb in SDK 11 and my understanding is that the radio causes interrupts that are forcing and cannot be disabled. These in turn causes software interrupt 10 to be...
Hello,
I'm using nrf51822 with a few sensors and nrftoolbox app in my smartphone.
In nrftoolbox SW, I can just connect and see what happens in sensors.
I want to control...
I need to use Timer 0,1,and 2(I have only 3 timers 0-2 in nRF51822xxAA). This means, I cannot afford to let the BLE use a timer(I can certainly afford to give one RTC for...
Hi,
I'm trying to update attribute value and notify it to client using sd_ble_gatts_hvx() function:
memset(ms, 0, sizeof(params));
params.type=BLE_GATT_HVX_NOTIFICATION;...
When I use sd_ble_gatts_hvx() to send data to iOS and Android device I meet a problem:
Data send to iOS ok,but will return error 8 (invalid states) when send to Android...
Hi,
I am trying to use SPI to get data from a sensor. In nRF 5 SDK V11, I got it to work by setting the SS pin in the config struct of the initialization function.
...
I guess the answer is yes, because I know Characteristic Declaration (UUID 0x2803) has an unique handle for each characteristic.
Just wanted to confirm.
