I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hello,
I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...
Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
In our earlier projects with nRF51 and SDK 8 we used to have bluetooth device names of length 13 or 14 characters. However, when using nRF52 and SDK 12 I noticed that the...
In nRF51 SDK 7.1.0, there is a c header file using c++ keywords operator .
Here is a snippet of components/ble/ble_racp/ble_racp.h using the keywords.
/**@brief Record...
Hi all, I m new to Bluetooth Low Energy. I have to develop an indoor positioning project based on Bluetooth Low Energy 4.0 in which i have to locate person's current position...
My ble device try to notify a data to my android mobilephone after phone connect it,but sometimes,phone can't receive the data and error 8 occur .this happend frequently when...
Hi,
pstorage_raw_store() API fails as p_src address is not 4 byte aligned (i.e. 0x20002b1a), as p_src is RAM address and also as its "SOURCE" address is it necessary to...
Hey Folks
I wonder to design my own simple circuit based on NRF51422, the circuit should connect to a mobile app. By the way I'm I wonder to follow these steps:
visulaised...
Hi all,
I have one question about the deep sleep wakeup process in NRF24LE1. I want to realize the function that "when I press the button, it will cause rise edge on the...
Hi,
I'm testing doing a soft device update (v7.0 to v7.1) over DFU, but I consistently get OP_CODE_SYS_RESET sent to my device after 4 packets(80 bytes), at which point the...
Just want to know how acknowledged message works.
ANT document says there is no retry logic for acknowledged message.
According to ANT protocol, acknowledged message should...
Hi all!
I've been trying to OTA firmware using iOS nRF Toolbox App. I'm able to read.hex files in the App, although, after trying to send the file to the device the format...
I have a "heartbeat" LED which flashes for 10mS every 2 seconds. I was doing this with one of the HW timers and a PPI channel, but I have discovered that just having the HW...
How would I go about changing the connection event packet length?
I have an 8 byte characteristic setup with notifications enabled, but it still looks like it is transmitting...
Hi,
I have the following code with SD110 7.1.0:
static void uart_init(void) // device inter-communication
{
// Configure RX and TX pins.
nrf_gpio_pin_set(0);
nrf_gpio_cfg_output...
Hello,
I am building a sample protocol using nRF51822 DK. I am using S130 soft device. I have a few BLE nodes communicating with each other. The nRF51 DK acts as these nodes...
