got an LED to blink on GPIO18
This commit is contained in:
Executable
+19
@@ -0,0 +1,19 @@
|
|||||||
|
#!/usr/bin/python
|
||||||
|
# From https://raspberry.tips/en/raspberrypi-tutorials/raspberry-pi-gpio-python
|
||||||
|
import lgpio
|
||||||
|
import time
|
||||||
|
|
||||||
|
# Open GPIO chip (0 = /dev/gpiochip0, on Pi 5 gpiochip4 also possible)
|
||||||
|
h = lgpio.gpiochip_open(0)
|
||||||
|
|
||||||
|
try:
|
||||||
|
lgpio.gpio_claim_output(h, 18) # GPIO18 (pin 12) as output (MOTA1)
|
||||||
|
|
||||||
|
for _ in range(5):
|
||||||
|
lgpio.gpio_write(h, 18, 1) # HIGH
|
||||||
|
time.sleep(0.5)
|
||||||
|
lgpio.gpio_write(h, 18, 0) # LOW
|
||||||
|
time.sleep(0.5)
|
||||||
|
|
||||||
|
finally:
|
||||||
|
lgpio.gpiochip_close(h) # Always close!
|
||||||
Executable
+25
@@ -0,0 +1,25 @@
|
|||||||
|
#!/usr/bin/python
|
||||||
|
# From https://raspberry.tips/en/raspberrypi-tutorials/raspberry-pi-gpio-python
|
||||||
|
import lgpio
|
||||||
|
import time
|
||||||
|
|
||||||
|
# Open GPIO chip (0 = /dev/gpiochip0, on Pi 5 gpiochip4 also possible)
|
||||||
|
h = lgpio.gpiochip_open(0)
|
||||||
|
|
||||||
|
try:
|
||||||
|
lgpio.gpio_claim_output(h, 16) # GPIO16 as output (MOTA2)
|
||||||
|
lgpio.gpio_write(h, 16, 0) # LOW
|
||||||
|
|
||||||
|
# Hardware PWM on GPIO18 (pin 12) must be PWM-capable
|
||||||
|
# Frequency: 1000 Hz, duty cycle: 50%
|
||||||
|
lgpio.tx_pwm(h, 18, 1000, 50)
|
||||||
|
time.sleep(2)
|
||||||
|
|
||||||
|
# Reduce duty cycle to 20%
|
||||||
|
lgpio.tx_pwm(h, 18, 1000, 20)
|
||||||
|
time.sleep(2)
|
||||||
|
|
||||||
|
lgpio.tx_pwm(h, 18, 0, 0) # Stop PWM
|
||||||
|
|
||||||
|
finally:
|
||||||
|
lgpio.gpiochip_close(h) # Always close!
|
||||||
Reference in New Issue
Block a user