175 lines
3.9 KiB
C
175 lines
3.9 KiB
C
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// *** Hardwarespecific functions ***
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void UTFT::_hw_special_init()
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{
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}
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void UTFT::LCD_Writ_Bus(char VH,char VL, byte mode)
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{
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switch (mode)
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{
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case 1:
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if (display_serial_mode==SERIAL_4PIN)
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{
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if (VH==1)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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}
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else
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{
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if (VH==1)
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sbi(P_RS, B_RS);
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else
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cbi(P_RS, B_RS);
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}
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if (VL & 0x80)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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if (VL & 0x40)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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if (VL & 0x20)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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if (VL & 0x10)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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if (VL & 0x08)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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if (VL & 0x04)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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if (VL & 0x02)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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if (VL & 0x01)
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sbi(P_SDA, B_SDA);
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else
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cbi(P_SDA, B_SDA);
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pulse_low(P_SCL, B_SCL);
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break;
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case 8:
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LATECLR = 0xFF;
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LATESET = VH;
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*P_WR &= ~B_WR;
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*P_WR |= B_WR;
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LATECLR = 0xFF;
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LATESET = VL;
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*P_WR &= ~B_WR;
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*P_WR |= B_WR;
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break;
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case 16:
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LATDCLR = 0xFF;
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LATDSET = VL & 0xFF;
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LATECLR = 0xFF;
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LATESET = VH & 0xFF;
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*P_WR &= ~B_WR;
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*P_WR |= B_WR;
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break;
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case LATCHED_16:
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asm("nop"); // Mode is unsupported
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break;
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}
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}
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void UTFT::_set_direction_registers(byte mode)
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{
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if (mode!=LATCHED_16)
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{
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TRISE=0;
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if (mode==16)
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TRISD=0;
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}
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else
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{
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asm("nop"); // Mode is unsupported
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}
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}
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void UTFT::_fast_fill_16(int ch, int cl, long pix)
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{
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long blocks;
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LATDCLR = 0xFF;
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LATDSET = cl & 0xFF;
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LATECLR = 0xFF;
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LATESET = ch & 0xFF;
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blocks = pix/16;
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for (int i=0; i<blocks; i++)
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{
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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}
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if ((pix % 16) != 0)
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for (int i=0; i<(pix % 16)+1; i++)
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{
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*P_WR &= ~B_WR; *P_WR |= B_WR;
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}
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}
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void UTFT::_fast_fill_8(int ch, long pix)
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{
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long blocks;
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LATECLR = 0xFF;
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LATESET = ch;
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blocks = pix/16;
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for (int i=0; i<blocks; i++)
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{
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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}
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if ((pix % 16) != 0)
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for (int i=0; i<(pix % 16)+1; i++)
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{
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*P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
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}
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}
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