參數(shù)資料
型號: HD66726
廠商: Hitachi,Ltd.
英文描述: Graphics LCD Controller/Driver with Key Scan Function(帶鍵掃描功能的圖形LCD控制器/驅(qū)動器)
中文描述: 圖形液晶顯示控制器/鍵掃描功能(帶鍵掃描功能的圖形液晶顯示控制器/驅(qū)動器驅(qū)動程序)
文件頁數(shù): 52/117頁
文件大?。?/td> 1549K
代理商: HD66726
HD66726
52
Bit definition:
CMC = 0: COM1/40 => COM1
SGS = 0: SEG1/96 => SEG1
AMP = 1: Operational amplifier and booster circuit on
SLP = 1:
Sleep mode
STB = 1: Standby mode
SW = 0:
CT4-0 access
SW = 1:
BT1/0 and BS2-0 access
CT4-0:
Contrast adjustment
BT1/0:
Boost level selection (00: Single, 01: Double, 10: Triple, 11: Quadruple)
BS2-0:
LCD drive bias selection
REV = 0: Normal display
REV = 1: Black-white reversed display of the character and graphics display, but excluding the segment
display
ID = 1:
Address increment
ID = 0:
Address decrement
GR = 1:
Graphics display mode
GR = 0:
Character display mode
B/W = 1:
Black-white reversed cursor on
C = 1:
8th raster-row cursor on
B = 1:
Blink cursor on
D = 1:
Display on
CEN = 1: Centering display by one line
LC = 1:
Cursor display for the all display lines including AC
NL2-0:
Display line setting (000: 1/2 duty ratio, 001: 1/10 duty ratio, 010: 1/18 duty ratio, 011: 1/26 duty
ratio, 100: 1/34 duty ratio, 101: 1/42 duty ratio)
DL3-1:
Double-height line specifications (DL1: 1st line, Dl2: 2nd line, Dl3: 3rd line)
SN2-0:
Display-start line (000: 1st line, 001: 2nd line, 010: 3rd line, 011: 4th line, 100: 5th line)
SL2-0:
Display-start raster-row specifications (000: 1st raster-row...111: 8th raster-row)
SE1-5:
CGROM memory bank switching selection (0: bank 0, 1: bank 1)
(RL1: 1st line, RL2: 2nd line, RL3: 3rd line, RL4: 4th line, RL5: 5th line)
IRE = 1: Key scan interrupt generation enabled
KF1/0:
Key scan cycle set
PT2-0:
Port output control (PT2 = 1: PORT2 = Vcc, PT1 = 1: PORT1 = Vcc, PT0 = 1: PORT0 = Vcc)
RM1/0:
RAM selection (00/01: DDRAM, 01: CGRAM (2), 10: CGRAM (1), 11: SEGRAM)
ADD9-0: DDRAM/CGRAM/SEGRAM address set (DDRAM: 000H-04FH, CGRAM: 000H-35FH, SEGRAM:
000H-05FH)
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