T z
/
Test
Nucleo_Example_Demo.
main.cpp
- Committer:
- makeworks
- Date:
- 2017-09-26
- Revision:
- 4:b5ca7f122564
- Parent:
- 3:a7b520fad123
File content as of revision 4:b5ca7f122564:
#include "mbed.h" //------------------------------------ // Hyperterminal configuration // 115200 bauds, 8-bit data, no parity //------------------------------------ Serial pc(SERIAL_TX, SERIAL_RX, 115200); DigitalOut led_red((PinName)LED_RED, (int)0);//高电平点亮,低电平熄灭 DigitalIn user_button((PinName)USER_BUTTON, (PinMode)PullUp); AnalogIn analog_value(A0); PwmOut mypwm(PWM_OUT); Ticker read_analog_ticker; void read_analog_value() { float meas = analog_value.read(); // Converts and read the analog input value (value from 0.0 to 1.0) meas = meas * 3300; // Change the value to be in the 0 to 3300 range pc.printf("measure = %.0f mV\r\n", meas); } int main(void) { pc.printf("\nAnalogIn example\r\n"); mypwm.period_ms(10); mypwm.pulsewidth_ms(1); printf("pwm set to %.2f %%\n", mypwm.read() * 100); // Init the ticker with the address of the function (toggle_led) to be attached and the interval (100 ms) read_analog_ticker.attach(&read_analog_value, 1); while (1) { if (0 == user_button) { led_red.write(1); } else led_red.write(0); wait(0.1); // 100 ms } }