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...
I have an issue with waking up SPI communication after sleep.
Befor I go to sleep I'm disabling SPI communication:
NRF_SPI0->ENABLE = 0;
NRF_SPI1->ENABLE = 0;
...
Hi is there anyone who knows if you can change the time on how often the health server model send out, the health server model is from lightswitch demo
Hi,
I wanna use nrf51822 as master which has 2 slaves: sdcard (fatfs) and adc
I set SPI_INSTANCE 0
and they don't want to work together, I mean I'd like to write some...
A time T_PINR is specified in the datasheet, as shown in the snippet below.
Does this give me an indication of the pulse width for a pin reset? If so, how do I interpret...
Not really a question, just that I find the comment misleading. In the sdk_config.h example coming with the SDK there is this piece of code:
// <q> SAADC_CONFIG_LP_MODE...
Hello,
I am trying to establish communication between Win 10 PC and nRF52 Dev Kit using pc-ble-driver . I followed the instructions in:
https://github.com/NordicSemiconductor...
RN2903 is LoraWAN module using ASCII Command Interface over UART.
RN2903 is connected with nRF52-DK.
I'm connected uart line tx, rx gnd.(cross connect...)
UART communication...
Hi,
My desire is to connect a BC832 module (with nRF52832 on it) to a UART on a controller board and then send data from an iOS app (programmed in Swift) through the BLE...
Hello,
I need two signals with a phase shift to control my motor. For some reason, completely randomly, sometimes my GPIOTE event is not triggered and i get the inversion...
Hi All,
Based on nRF52832 SDK14.2 rtc example, I want to change it to retrigger RTC Compare0, let the LED1 also toggle every 3s, instead of keeping LED1 on. I tried to add...
Hi, guys, I have an IR receiver module with 3 pin (AX-1838HS) ?
How can I use it on my nrf52832 ? I have PCA10040 development board. I don't know how to connect them and...
I need to drive a stepper motor without software intervention, since strict timing is a must.In the following image you can see the required wave-forms - the motor requires...
The SD API (S132-6.0.0) documentation provides little beyond what one could guess from the function and type names. sd_mutex_acquire says "Attempt to acquire a mutex". nrf_mutex_t...