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...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Before post this question. I post the MY QUESTION in stackoverflow forum.
but I couldn't find solution.
I know that Nordic board set Bluetooth Low Energy(BLE) multiple...
hi everyone.
we designed a custom board for nrf 51822QFAA chip and we flash the chip by using nrf51 DK debugger with tag-connect cable. when i flash the chip(using keil...
Hello,
I have a serialized app I'm porting to SDK 11 and the S130 SD.
This is an STM32 serialized to an nRF51.
When I call sd_ble_enable(...) for the first time at...
I'm wondering if the BLE is a low power efficient when it has to be always connected to the central device?
How it can be power efficient and the BLE while connected to...
Hello,
I'm looking for details on the nrf52 DAP signals SWDIO and SWDCLK. Such parameters als min. time high, low to Z, clock duty, maximum frequency, minimum frequency etc...
I am working in a custom board which is having nrf1822 chip and I am using Softdevice s130 2.0.1 , SDK 11.0.0, RAM available is 16Kb where soft device uses 5kb of RAM,heap...
I am duty-cycling the radio, so I listen with a timeout and then power off the radio (or transmit) if no packets were received. Currently I am ignoring the address event from...
Hi,
I have programmed s212 soft device onto to NRF52 DK and also programmed ant_broadcast\tx application onto the NRF52 DK. The LED is glowing to indicate that TX is happening...
What is the maximum input voltage for the ADC on the NRF52. I found answer for the NRF51 but nothing definitive on the NRF52.
I have a photocell (or LDR) to sense light ...
Hello,
I am trying to make a basic uart communication between my nordic NRF52 dev board (PCA10040, s132) and my STM32f429ZIT6 discovery board.
NRF52 : I used the example...
Dear Sir,
I and new of development nRF51(256K/16K), I read some sdk docs, but need further information and help.
Would like to save some application information...
Hi,
I'm trying to use the same timeout_handler for two different timers. I use the p_context (as explained here ) to pass a flag to the timeout handler, so that he knows...
At the start of programm, I create a timer_id used the follow code:
app_timer_create(&m_sec_req_timer_id,APP_TIMER_MODE_SINGLE_SHOT,sec_req_timeout_handler);
when the...
Hi, I started using the nRF51422 kit today. Downloaded nRFgo Studio, Master Control Panel, nRF Connect, BLE Sniffer, Wireshark 1.10 (after figuring out that you don't support...
Hai
i am planning to make an iot project with ble for my academics. I am using arduino to control the ble.
I was done a test with blend micro to know its maximum range...
