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...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
I have followed the CoAP example from IoT SDK,
I have a Raspberry PI set up as the router,
and two nRF52 boards, one is the client, the other is the server.
Following...
I have following questions:
Is there an example for implementing WeChat on a nRF52?
Is the nRF52 module supported for WeChat AirSync?
Where can i finde the requirements...
Hello!
I'm drawing a circuit with nrf52840 chip and I want to ask some questions:
Is it ok to use 2-side pcb (not 4)? what's of these better in part of radio communication...
Hi, I use nrf connect to programing demo board nrf51 dongle to get it work, failed.
error log as follows:
2017-03-02T09:30:20.014Z INFO Application data folder: C:\Users...
Hi,
Does the PPI module automatically clear the event flags for the linked event? For example, if I have the following:
NRF_PPI->CH[0].EEP = (uint32_t)&(NRF_GPIOTE->EVENTS_IN...
hi
I'm porting Arduino code which has calls to ShiftIn() to read a byte from a GPIO Pin and bitWrite() to write a bit into a byte variable at a particular position.
Below...
dear friends,
now i need to let a master 52832 device communicate with multiple slave 52832s.how can i make it? Our scenario is that a teacher takes a phone in a classroom...
I used SDK12.2.0 and S130 develop with 51422;
I want to test for fds write and read, I followed the fds_sample from github; it can write success, but no FDS_EVT_WRITE return...
I have to exchange information with smart cellphone. My 10040 board create a pair of key by micro-ecc and transfer the public key to the cellphone. However, the cellphone...
i am using timer 1 of nrf24le1.for which i have calculated a value which is to be loaded in th1 and tl1 for 1ms .calculations are as,
clock =16mhz;fosc=16mhz/12=1.333mhz;t...
Hey everybody, I'm having 'intermittent' issues with device addresses on the nRF24L01+. I've read the documentation on what you're not supposed to do as far as device addressing...
dear friends,
There is a pic that i catched using sniffer. SlaveLatency,a gap parameter,is set to 2.As you can see, when the slave do not give an ack,the mater will resend...
Hi
I am measuring the current.
I use SDK 12.2.0 , NRF52 and S132.
I noticed that current was flowing even while device waits events.
Device waits by sd_app_evt_wait...
Is there a way to receive/send messages from/to the nRF51822 (I am using the BLE nano from redbearlab) with a java desktop application? Is there any java library out there...
