[uart - Copy.rar](/a master _error.png ttachment/3cc01f5e2484d2b0f33e62befd3e6a62)
hello there
I am interfacing master nrf51 dk with nxp's slave lpc11u24
(1) my main...
It is good practice to prefix the includes from one's C libraries with a directory so that they are all part of the same 'include namespace'. Unfortunately the Nordic SDK...
Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
Hello,
In the reference layout for NRF52840 package (QIAA), the shape defined in the SOLDER PASTE is a bit larger than the one defined on TOP LAYER (copper) for each terminal...
We have a product that uses nrf51422_CE_AA, Revision 3, 256KB ROM, 16KB RAM, PCA10028, SDK 8.0.0, S110. We are now in the stage of power optimization. Therefore we bought...
Hello,
I have used the NORDIC power calculator to calculate the current consumption for different advertising intervals.
Adverting interval (ms) Current (mA) calculated...
Hello is a starter developer
I used the nrf51822 chip on the pcb board and downloaded the example code but it did not work.
When I checked the 16mhz external crystal on...
Hi all,
I am a bit confused about the use of SOFTDEVICE_HANDLER_APPSH_INIT and similarly APP_TIMER_APPSH_INIT. I've not been able to find anything in the documentation...
nrf52840, S140.
So for the past 1 or 2 weeks I have been fighting with this problem :
Now it turned out that the connection handle may actually be INVALID, it's 0! ...
I am using nRF52840 DK as a SPI slave with an external MCU configured as SPI master. The SPI clock frequency is set to 1 MHz. I am using the following pins for SPI:
P0...
Hi All,
I have just got my nRF51 kit (S130) and started working on a beacon project which would transmit advertisements packets from peripherals over a RS485 to a server...
Hi,
im running my DK as a central of a BLE connection and i'd like to read the device_name of the peripheral board that im communication with. how do i do this? i cannot...
Testing on nrf52DK (QFAAB0), without softdevice, unfortunately still on SDK10 and
NRF52 sleeping on RTC. Programming pins disconnected.
Measured:
low frequency clock...
i am total beginner to the nrf51822. i am going through the nan-36_v1
app note is using s110 but i can't find that soft device in sdk ? is there any changes has to be done...
Hi,
I took the ble_hrs_c code and modified it such that it has the NUS service and can connect to 2 peripherals. The code works when I power cycle the central+2peripheral...
hi Engineers!
I am trying to use int. pullup of 160k but no effect. the voltage remains zero on pin.
config.resistor_p = NRF_SAADC_RESISTOR_PULLUP;
what problem?
...
Hi All,
sometimes i have a problems with bonding: the Nordic APP said "Couldn't pair with xxxxxx because of an incorrect PIN or passkey".
Why i have this errors? What...
