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https://github.com/brain-hackers/lab
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add SH3 key scanner
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e501a574a9
commit
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@ -3,7 +3,7 @@
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<img src="/the_rookie.jpg">
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- [read_keys.py](read_keys.py) Initialize the keyboard MCU and poll key code
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- [read_keys_SH3.py](read_keys_SH3.py) Scan key matrix and return key name
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### License
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181
read_keys_SH3.py
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181
read_keys_SH3.py
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@ -0,0 +1,181 @@
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import gpio #https://github.com/vitiral/gpio
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import time
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def setup():
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#Bank2 Pin16~PIN21
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gpio.setup(80,gpio.OUT)
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gpio.setup(81,gpio.OUT)
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gpio.setup(82,gpio.OUT)
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gpio.setup(83,gpio.OUT)
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gpio.setup(84,gpio.OUT)
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gpio.setup(85,gpio.OUT)
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#Bank4 Pin0~7
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gpio.setup(128,gpio.IN)
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gpio.setup(129,gpio.IN)
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gpio.setup(130,gpio.IN)
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gpio.setup(131,gpio.IN)
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gpio.setup(132,gpio.IN)
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gpio.setup(133,gpio.IN)
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gpio.setup(134,gpio.IN)
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gpio.setup(135,gpio.IN)
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#Bank4 Pin8
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gpio.setup(136,gpio.OUT)
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def keyread():
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keys = []
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for writeport in range(80,87):
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if writeport == 86:
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writeport=136
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gpio.set(writeport,1)
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time.sleep(0.002)
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key = 0
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for readport in range(135,127,-1):
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key = (key << 1) + gpio.read(readport)
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key=~((key ^ (key >> 1)) & 0x1f ^ (key >> 1)) & 0x7f
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keys.append(key)
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gpio.set(writeport,0)
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verify_keys = []
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for writeport in range(80,87):
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if writeport == 86:
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writeport=136
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gpio.set(writeport,1)
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time.sleep(0.001)
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key = 0
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for readport in range(135,127,-1):
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key = (key << 1) + gpio.read(readport)
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key=~((key ^ (key >> 1)) & 0x1f ^ (key >> 1)) & 0x7f
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verify_keys.append(key)
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gpio.set(writeport,0)
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if not keys == verify_keys:
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return
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temp = 0
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for key in keys:
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temp = temp | key
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if temp & 0x1:
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for i,key in enumerate(keys):
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if key & 0x1 == 0:
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if i==0:
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print("英和和英",end=" ")
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if i==1:
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print("調べる",end=" ")
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if i==2:
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print("国語漢字",end=" ")
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if i==3:
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print("My辞書",end=" ")
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if i==4:
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print("履歴/しおり",end=" ")
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if i==5:
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print("マーカーテスト",end=" ")
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if i==6:
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print("HOME",end=" ")
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if temp & 0x2:
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for i,key in enumerate(keys):
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if key & 0x2 == 0:
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if i==0:
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print("Q",end=" ")
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if i==1:
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print("W",end=" ")
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if i==2:
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print("E",end=" ")
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if i==3:
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print("T",end=" ")
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if i==4:
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print("Y",end=" ")
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if i==5:
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print("U",end=" ")
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if i==6:
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print("I",end=" ")
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if temp & 0x4:
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for i,key in enumerate(keys):
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if key & 0x4 == 0:
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if i==0:
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print("A",end=" ")
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if i==1:
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print("S",end=" ")
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if i==2:
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print("D",end=" ")
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if i==3:
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print("G",end=" ")
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if i==4:
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print("H",end=" ")
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if i==5:
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print("O",end=" ")
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if i==6:
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print("P",end=" ")
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if temp & 0x8:
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for i,key in enumerate(keys):
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if key & 0x8 == 0:
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if i==0:
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print("Z",end=" ")
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if i==1:
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print("X",end=" ")
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if i==2:
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print("C",end=" ")
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if i==3:
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print("B",end=" ")
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if i==4:
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print("J",end=" ")
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if i==5:
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print("K",end=" ")
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if i==6:
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print("L",end=" ")
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if temp & 0x10:
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for i,key in enumerate(keys):
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if key & 0x10 == 0:
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if i==0:
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print("Shift",end=" ")
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if i==1:
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print("R",end=" ")
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if i==2:
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print("F",end=" ")
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if i==3:
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print("記号",end=" ")
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if i==4:
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print("N",end=" ")
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if i==5:
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print("M",end=" ")
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if i==6:
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print("-",end=" ")
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if temp & 0x20:
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for i,key in enumerate(keys):
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if key & 0x20 == 0:
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if i==0:
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print("V",end=" ")
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if i==1:
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print("PageUp",end=" ")
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if i==2:
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print("Space",end=" ")
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if i==3:
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print("Left",end=" ")
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if i==4:
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print("Up",end=" ")
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if i==5:
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print("Down",end=" ")
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if i==6:
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print("Right",end=" ")
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if temp & 0x40:
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for i,key in enumerate(keys):
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if key & 0x40 == 0:
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if i==0:
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print("文字切替",end=" ")
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if i==1:
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print("PageDown",end=" ")
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if i==2:
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print("ツール",end=" ")
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if i==3:
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print("Esc",end=" ")
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if i==4:
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print("Enter",end=" ")
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if i==5:
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print("?",end=" ")
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if i==6:
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print("BackSpace",end=" ")
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keys = [f"{key:#04x}" for key in keys]
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if not temp==0:
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print(f"\nKeys = {', '.join(keys)}")
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setup()
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while True:
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time.sleep(0.001)
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keyread()
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