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...
how to save a problem,if one Thread use sd_ble_gatts_hvx() send many package ,but i use vTaskDelay(50)( the freertos delay api ) when one package send ,then send another package...
SDK： nRF5_SDK_11.0.0
Softdevice： s132_nrf52_2.0.0_softdevice
I read an article about the connection, pairing, bonding and whitelist, there are some doubts：
Bonding...
i want to send data according the ruture value , because we all the data send ruturn value ble_evt_tx_complete ,how i can distinguish difference channel'return value
I've been trying to trying to upgrade some code from SDK 12.1 to 12.3 and it no longer fits in 16k RAM.
I initially thought the problem was this data segment in the linker...
Hi,
I recently started working with the NRF51DK,I need to read data from KX022 accelerometer via I2C and transmit the results over BLE.
I am using TWI_SENSOR example...
when i send many package from programer different place , the return ble_evt_tx_complete have many times. how i distinguish which the ble_evt_tx_complete reture is that place...
I want to add DFU function to ble_app_beacon example,but I don't know what I should do?Who can give me any suggestion?Thanks.
My board is nRF52-DK.SDK is nRF5_SDK_11.0.0_89a8197...
Hello,
i have Nrf52840, here is the code for PWM
APP_PWM_INSTANCE(PWM1, 1);
uint8_t cBuzzer::_PWM_init(uint32_t Time_uS){
app_pwm_uninit(&PWM1);
app_pwm_config_t...
In "ble_nus_c" file we can get nus_data with "ble_nus_c_evt_handler" function. We can do the same with "nus_data_handler" in "ble_nus" file. So why are there two separate...
hi
I'm testing sdk 14.0 with Nrf52 DK(pca10040)
with sdk 13.1, pwm library example work fine.
but sdk 14.0 it doesn't work. both case, building is ok.
main.c sources...
When I run an infinite loop of NOP on the NRF52DK, the led's remain dark. But when I run an infinite loop of:
nrf_gpio_cfg(
pin,
NRF_GPIO_PIN_DIR_INPUT,
NRF_GPIO_PIN_INPUT_DISCONNECT...
I have worked on the new project with nRF5_SDK_13.1.0_7ca7556. I have got an compiling error with app_timer.c. The error message is as below:
Building ‘app_timer.c’ from...
