I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
Hi! I want to use the "cube" animation from android thingy app, with my custom board.
When I scaned in first place I couldn't see my board. It was solved adding the ble_tcs...
Hi,
Is it safe to backfeed some current into the PPK.
I use the PPK to measure the power consumption of a battery powered IoT device. I disconnect the battery and use the...
It looks like the "NRF52-DK" development kit I can find comes with an nRF52832 chip, but I'm looking to get a dev kit to develop for the nRF52810. I did also find a "NRF52840...
Hi: it's me again, sorry to bother everyone once more.
This time I can finish provisioning... almost. You see, at the end of the whole provision process, a function must...
Hello,
A stupid newbie question: APP_UART_FIFO_INIT seems to get stuck while trying to run
example code.
Only modification I have made is the usage of SEGGER_RTT for...
Hello,
I was having some trouble communicating with another slave device thru TWI, I was not receiving his ACKs.
So I decided to try to turn off internal pull ups following...
I'm using S132 (SDK 12.3) and I'm trying to perform DFU over the air. The procedure I am using with this device (and failing) is being used on other devices an succeeding...
Hi everyone,
I'm trying to compile my own bootloader. I had this error when trying to flash it into my module:
Here is my linker script for the bootloader:
SEARCH_DIR...
I want to write data longer than 20 bytes on Android MCP.
But if I use "write command", only 20 bytes data can by successfully written. The rest data is lost.
If I use ...
The last time, i could wireless communication by pressing a botton.
The next time, i wanna send the data to phone if the communication is established.
i modified the source...
There are already a few threads about this problem but none of them helped.
I want to use GPIO9 + 10 as .. well .. GPIO.
Here's what I did:
added CFLAGS += -DCONFIG_NFCT_PINS_AS_GPIOS...
hi,everyone,i use the nrf52832,sdk11.Every now and then my hardware has reset,and l use the "NRF_POWER->RESETREAS" to read the reset cause, and the NRF_POWER->RESETREAS value...
I have gone through the SDK and from what i basically understand is that gazell and BLE Multilink look very similar from the application point of view(1 Host connecting to...
In the nRF5 SKD alpha, gatts_cache_manager.c:123 looks like this:
gscm_evt.params.sc_state_stored.state = &peer_data.p_service_changed_pending;
Is this supposed to...
Hi all,
Refer as the antenna whitepaper, The Zs = 50 Ohm pi network need to match. I saw a matched pass filter optimized for nrf52832 from Johanson (Part Number:2450FM07A0029...
