Hardware.KansasLava.LCD.ST7066U

Documentation

phy_Inst_4bit_LCD :: forall c sig. (Clock c, sig ~ Signal c) => Patch (sig (Enabled LCDInstruction)) (sig (U1, U4, Bool)) (sig Ack) ()

phy_4bit_Inst gives a instruction-level interface, in terms of the 4-bit interface.

init_LCD :: forall c sig. (Clock c, sig ~ Signal c) => Patch (sig (Enabled LCDInstruction)) (sig (Enabled LCDInstruction)) (sig Ack) (sig Ack)

mm_LCD_Inst :: forall c sig. (Clock c, sig ~ Signal c) => Patch (sig (Enabled ((X2, X16), U8))) (sig (Enabled LCDInstruction)) (sig Ack) (sig Ack)

Instruction Set

data LCDInstruction

Constructors

ClearDisplay

ReturnHome

EntryMode

Fields

moveRight :: Bool

displayShift :: Bool

SetDisplay

Fields

displayOn :: Bool

cursorOn :: Bool

blinkingCursor :: Bool

SetShift

Fields

displayShift :: Bool

rightShift :: Bool

FunctionSet

Fields

eightBit :: Bool

twoLines :: Bool

fiveByEleven :: Bool

SetCGAddr

Fields

cg_addr :: U6

SetDDAddr

Fields

dd_addr :: U7

ReadBusyAddr

ReadRam

WriteChar

Fields

char :: U8

Instances

Eq LCDInstruction

Ord LCDInstruction

Show LCDInstruction

Rep LCDInstruction

BitRep LCDInstruction

data X LCDInstruction = XLCDInstruction (Maybe LCDInstruction)

type W LCDInstruction = X9

setDDAddr :: Signal comb U7 -> Signal comb LCDInstruction

writeChar :: Signal comb U8 -> Signal comb LCDInstruction

For testing only

phy_4bit_LCD :: forall c sig. (Clock c, sig ~ Signal c) => Patch (sig (Enabled (U5, U18))) (sig (U1, U4, Bool)) (sig Ack) ()