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...
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...
hi,
please any one explain me, what is the use of power registers of module such as UART, SPI, ADC,GPIOTE etc..
1.NRF_GPIOTE->POWER
2.NRF_ADC->POWER
3.NRF_UART0-...
Hi guys, now i have done the example as the light control demo description, but i have a question about that how i can let the light server to leave the network? Thank you...
A little background with this question
So, long story short:
To send data using notification, in android, you must first enable CCCD descriptor of matching attribute...
we have made 51822 communication with 24LU1+ successfully, result is 32payload, 2Mbps, 800FPS。
however, after add freeRTOS, our 2.4G will lost 5-8 packets and disconnected...
Hello,
I'm having a lot of trouble debugging some errors on UART. I'm initializing the UART as follows:
void uart_init()
{
ret_code_t err_code;
const app_uart_comm_params_t...
Hello Everyone,
I'm a beginner for nRF52 and my aim is to learn and develop system on nRF52. I have bought nRF52 development board and installed Keil MDK on my system....
I have to talk to a SPI device, which gets an address and then needs some time to handle the address. Afterwards the transfer can continue.
Is this scenario possible to...
timpwmadc.c
It is perfect (wonderfull!) idea to use programmable system PPI (EEP->TEP+FORK) alternative
PGA.
But I get some problems:
I tried to program a TIM3 to...
Hi,
Is it possible to call an arbitrary function at a breakpoint in gdb on the nRF52? I know you can with normal gdb, but I haven't been able to make it work with the cross...
Hi
I have a project to model the RSSI based indoor location using Bluetooth beacons. However, in order to do the basic distance and RSSI relation, I want to sense the channel...
Hi, im using nRF 52 DK. I interfaced mpu 6050 by using the example found here (BLE example found here is not working properly, dosent connect with uart app). I'm particularly...
Hi,
Does the erase target in the makefile completely erase the flash? I'm having strange errors when trying to read the flash (i.e. I can't read anything from flash, even...
Hi, Schematic and Code As shown above, VCC 3V (DEC2 and VCC open) current is only 3.8uA, but VCC 1.8V (DEC2 and VCC short circuit) current exceeds 1mA, what am I mistaken...
Hi,
I seem to be stuck on a rather simple problem here which I am unable to figure out. I am using SDK 12.2 with PCA10040 board.
When I am compiling the experimental...
