Cincoze DC-1200 Series, Руководство пользователя, Страница: 67 / 111

DC-1200 Series | User Manual
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WriteByte(AddrPort, 0x89) // Select configuration register 89h
WriteByte(DataPort, Value) // Set bit 0~3=(0/1) to output GP 80~83 as Low or High
<Leave the Extended Function Mode>
WriteByte(AddrPort, 0xAA)
5.1.1.4.3 Control of GP74 to GP77 (DI1 ~ DI4)
(BTB_FH2)
#define AddrPort 0x4E
#define DataPort 0x4F
<Enter the Extended Function Mode>
WriteByte(AddrPort, 0x87)
WriteByte(AddrPort, 0x87)
// Must write twice to entering Extended mode
<Select Logic Device>
WriteByte(AddrPort, 0x07)
WriteByte(dataPort, 0x06)
// Select logic device 06h
<Input Mode Selection>
// Set GP74 to GP77 input Mode
WriteByte(AddrPort, 0x80) // Select configuration register 80h
WriteByte(DataPort, 0x0X) // Set (bit 4~7) = 0 to select GP 74~77 as Input mode
<input Value>
WriteByte(AddrPort, 0x82)
// Select configuration register 82h
ReadByte(DataPort, Value) // Read bit 4~7(0xFx)= GP74~77 as High
<Leave the Extended Function Mode>
WriteByte(AddrPort, 0xAA)