I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I'm working on a project where we're having mulitple nRF51822 chips communicate in a multiceiver way. When we bought the nRF51822 chips, the technical sales rep claimed that...
Hello, we have kind of an in-house serial command protocol that we have used over Rs232, sockets, wifi, etc, and we would like to implement it over BLE. I am inheriting a...
This previous question about multiple advertisements seems to be related to softdevice 7. I was unable to get a similar example working in SD/SDK8
My end-goal is to add...
We are considering using Gazell for an outdoor application, i.e. lots of noise and disturbances, constantly changing environment, where the amount data being transferred is...
Hi I'm confused by this statement... Can my characteristic size be more than 20 bytes?
Each outgoing data packet can contain up to 20 bytes of user data (set by the specification...
Hello! What is maximum number of bytes can I send from Central/Peripheral to Peripheral/Central device in one packet? Can I send more than 200 bytes in one packet? I want...
Can anyone point me to sample code that exercises ANT's "advanced" burst mode? I have sample code provided by the Keil SDK that contains a prototype for function sd_ant_adv_burst_config_set...
I'm actually writing some data to the flash. I'm using pstorage api interface.
But whenever I flash the new firmware, I get some garbage data.
in my main function I would...
Posting this question here as there seems to be no Tech Support available in India.
I am looking for a BTLE solution that can be used in my BT device.
The functions...
My Problem
ble_app_uart app hangs at main.c line 503 " ble_stack_init(); "
My Setup:
SDK: nRF51_SDK_8.0.0_5fc2c3a
Device: nRF51 DK
Editor: CrossWorks
...
Hello development zone,
I'm new to nordic, and I have a question about role swithcing.
With knowing that, this kind of questions may be answered many times before only in...
Hi everyone,
I have found your git "Ble Optiboot"( github.com/.../ble-optiboot) , and I have understood, it is usefull to load a binary into MCU flash, I was looking for...
hello everyone
I have some questions with the following function in the hal_aci_tl.cpp file
static bool m_aci_spi_transfer(hal_aci_data_t * data_to_send, hal_aci_data_t...
Throughout twi_hw_master.c, there are lots of places where the code directly accesses PPI channel #0 and thus assumes it's available, as in:
NRF_PPI->CH[0].TEP = (uint32_t...
Hello, I have built a couple of custom boards in the past using the nRF51822 and have stuck very closely to the reference designs. They have all worked.
In my latest board...
