Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi all,
What is the maximum data rate for the nRF24AP2 when using the Synchronous serial interface?
I cann't see it in the datasheet.
Is there anyone can answer me...
Hi,
In my design, there is a tag used by 24l01,It can transmit the temperature value.In the tag, the parameters are like this:
addrofch[0] = 0xe7;
addrofch[1] =...
We've been working on a product that utilizes a NRF51822 chip as well as WS2812B NeoPixels. Since there have been numerous posts about it here we've decided to release our...
I'm using interrupt_handler.c for a bootloader without a softdevice from this source . Interrupt handling in the main app seems to work fine. But interrupts in the bootloader...
Hi,
In the nrf51_bitfields.h file, I can see definitions for two registers POWER_RAMON and POWER_RAMONB.
But I don't see this RAMONB in th nRF51 reference manual and...
hello, I bought one of these dongles on ebay www.ebay.com/.../201229095155
i was hoping to communicate to the nrf24l01 modules with my pc serially, but I can't get the...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
Hello there, I do not understand the definition Nordic has provided for the "SPI_slave_event_handler_register" function bellow. My understanding is when SPI slave driver occurs...
I need to write to a variable when a particular characteristic is written (from my "on_write" function), and be able to read this variable from main context.
From the SoftDevice...
Hi everyone :
I'm trying to used ble_app_beacon and I want to combine it into ble_ app_hrs
so i add some code as followed:
static void advertising_init(void){
uint32_t...
We're sending packets from a nRF51422 usb dongle to a nRF51422 dev board running some modified Nordic UART example code. We send 100kB of data over the connection to work...
Hello :)
For the code below, why are we defining the _wfi while in the code we only use _WFI() for addressing the function? Also once we use _asm volatile ("wfi); isnt the...
Hi:
my sdk is about 96k,and i use 51822QFAC,but it's flash is 256K,(256K-88K)/2=84K,so it is not enough for me,how should i do,if i add a external flash is ok or do you...
Plz help me with code or sequence of steps being followed by _WFE() or power_manage() functions. by which they manage the nrf51422 to run in low power mode.
So that i can...
Hello,
I'm developing a custom UART through BLE using NUS. I've been testing my idea on the nRF51822 USB Dongle and it worket perfectlly (compiling on latest Keil V5),...
Okay, I know there's a lot of threads about the subject. I have tried to read them all, with no help. My device still consumes 1.4 mA. Resetting does not help, so I assume...
One more silly question for today ~
This devzone is really a great tool, it saves us a lot of time each day, and I'm sure we would remember each contributor better if they...
Hello, I use the example ble_app_hrs_c_s130_pca10031 with the nrf51 dongle (#define ENABLE_DEBUG_LOG_SUPPORT) and a nrf51822 as a ble sniffer. In addition i use 2 Polar H7...
