84 lines
2.6 KiB
Python
84 lines
2.6 KiB
Python
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import logging
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from . import epdconfig as config
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class GT_Development:
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def __init__(self):
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self.Touch = 0
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self.TouchpointFlag = 0
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self.TouchCount = 0
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self.Touchkeytrackid = [0, 1, 2, 3, 4]
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self.X = [0, 1, 2, 3, 4]
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self.Y = [0, 1, 2, 3, 4]
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self.S = [0, 1, 2, 3, 4]
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class GT1151:
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def __init__(self):
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# e-Paper
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self.ERST = config.EPD_RST_PIN
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self.DC = config.EPD_DC_PIN
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self.CS = config.EPD_CS_PIN
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self.BUSY = config.EPD_BUSY_PIN
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# TP
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self.TRST = config.TRST
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self.INT = config.INT
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def digital_read(self, pin):
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return config.digital_read(pin)
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def GT_Reset(self):
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config.digital_write(self.TRST, 1)
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config.delay_ms(100)
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config.digital_write(self.TRST, 0)
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config.delay_ms(100)
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config.digital_write(self.TRST, 1)
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config.delay_ms(100)
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def GT_Write(self, Reg, Data):
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config.i2c_writebyte(Reg, Data)
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def GT_Read(self, Reg, len):
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return config.i2c_readbyte(Reg, len)
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def GT_ReadVersion(self):
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buf = self.GT_Read(0x8140, 4)
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print(buf)
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def GT_Init(self):
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self.GT_Reset()
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self.GT_ReadVersion()
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def GT_Scan(self, GT_Dev, GT_Old):
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buf = []
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mask = 0x00
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if(GT_Dev.Touch == 1):
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GT_Dev.Touch = 0
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buf = self.GT_Read(0x814E, 1)
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if(buf[0]&0x80 == 0x00):
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self.GT_Write(0x814E, mask)
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config.delay_ms(10)
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else:
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GT_Dev.TouchpointFlag = buf[0]&0x80
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GT_Dev.TouchCount = buf[0]&0x0f
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if(GT_Dev.TouchCount > 5 or GT_Dev.TouchCount < 1):
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self.GT_Write(0x814E, mask)
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return
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buf = self.GT_Read(0x814F, GT_Dev.TouchCount*8)
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self.GT_Write(0x814E, mask)
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GT_Old.X[0] = GT_Dev.X[0];
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GT_Old.Y[0] = GT_Dev.Y[0];
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GT_Old.S[0] = GT_Dev.S[0];
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for i in range(0, GT_Dev.TouchCount, 1):
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GT_Dev.Touchkeytrackid[i] = buf[0 + 8*i]
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GT_Dev.X[i] = (buf[2 + 8*i] << 8) + buf[1 + 8*i]
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GT_Dev.Y[i] = (buf[4 + 8*i] << 8) + buf[3 + 8*i]
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GT_Dev.S[i] = (buf[6 + 8*i] << 8) + buf[5 + 8*i]
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print(GT_Dev.X[0], GT_Dev.Y[0], GT_Dev.S[0])
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