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...
hello, i want to synchronyze differents peripheral with a central thanks to the state of gpio i have this code but when i call gpiote() i hava nothing in return why ?
void...
I have done some reading on the forums and have seen that Martin Bohrs-Lind has ported the EMDv6.12 to SDKv14.2 and the nRF52832, here . I have keil v 5 compiling his work...
Hi
What would be the best way to interface a wireless charging circuit with a nRF52 device?
I've found a IC from Texas instruments that does the job, but is it safe to...
Hello,
I am using sdk12.2.2 and nrf52832 customized board. I am putting mcu to sleep mode using sd_power_system_off. Now when I am pressing button for first time I am not...
Using the include files and .dll file from
www.nordicsemi.com/.../nRF51822 -> "DOWNLOADS" -> "nRF51-BLE-Driver-Win" I have created a C# wrapper for the driver. I works so...
Hello,
I'm using multiple GPIO pins as inputs. Should I use nrf_drv_gpiote_in_event_enable() for each pin? Also how to configure the input_event_handler() to handle the...
Hello,
I'm a beginner on BLE protocol and i would like to send data during approximately 4us,stop it during the same time and transmit signal again during 4us and so on...
Hi
I’ve downloaded nRF5_SDK_11.0.0_89a8197 and starting with examples from \examples\ble_peripheral\???\pca10040\s132\arm5_no_packs\
I'm writing an application to be running...
Hi
I am new to ARM and Nordic programming.
I want to send one HEX byte via SPI.
It works with some HEX numbers and with some numbers it wont.
0x13 / 0x15 work
0x14...
I wonder if it is OK to change the lpcomp ref input on the fly, without any other stop task or disable/enable. Just like this:
//--------------------
static void lpcomp_set_ref...
i want to print the data to the uart to see the values in the uart..i am unable to initialize the uartt..
what are the things to be added for the initialization of the uart...
Hello I need to increase the maximum number of servers for clients to 100. I saw that in the light_switch_example_common.h file, the definition #define SERVER_NODE_COUNT ...
I am developing on a nrf52 board and trying to use sd_power_reset_reason_get(&uint32). This function should only be able to return succes, but I always get back 1. I saw a...
Hello,
I have a strange issue, when I set the name of the bootloader dfu peripheral name, inside of sdk_config.h
#define NRF_DFU_BLE_ADV_NAME "DfuTarg"
When I scan...
Even immediately after issuing a gc (garbage collect) command, "freeable words" is still 1022:
Why?
What does this number actually mean?
The documentation just says...
