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54 lines
1.4 KiB
Python
54 lines
1.4 KiB
Python
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# Import LCD library
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from RPLCD import i2c
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import psutil
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import datetime
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import os
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from uptime import uptime
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# Import sleep library
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from time import sleep
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# constants to initialise the LCD
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lcdmode = 'i2c'
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cols = 20
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rows = 4
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charmap = 'A00'
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i2c_expander = 'PCF8574'
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# Generally 27 is the address;Find yours using: i2cdetect -y 1
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address = 0x27
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port = 0 # 0 on an older Raspberry Pi
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# Initialise the LCD
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lcd = i2c.CharLCD(i2c_expander, address, port=port, charmap=charmap,
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cols=cols, rows=rows)
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while True:
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myCmd = ""
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# Write a string on first line and move to next line
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mem_data = psutil.virtual_memory()
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net_sum = psutil.net_if_addrs()["eth0"]
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eth0_ip = (net_sum[0][1])
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cpu_load = round(psutil.getloadavg()[0],2)
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uptime_s = int(uptime())
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uptime_f = str(datetime.timedelta(seconds=uptime_s))
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line1 = f'{"Mem: " + str(mem_data.percent): <20}'
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line2 = f'{"IP : " + str(eth0_ip): <20}'
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line4 = f'{"CPU: " + str(cpu_load): <20}'
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print(cpu_load)
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lcd.backlight_enabled = True
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lcd.cursor_pos = (0, 0)
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lcd.write_string(line1)
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lcd.crlf()
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lcd.write_string(line2)
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lcd.crlf()
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lcd.write_string('Up : ' + str(uptime_f))
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lcd.crlf()
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lcd.write_string(line4)
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sleep(5)
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#lcd.clear()
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# Switch off backlight
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#lcd.backlight_enabled = False
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#sleep(3)
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# Clear the LCD screen
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#lcd.close(clear=True)
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