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HT9580 датащи(PDF) 61 Page - Holtek Semiconductor Inc

номер детали HT9580
подробное описание детали  Character Pager Controller
PDF  63 Pages
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производитель  HOLTEK [Holtek Semiconductor Inc]
домашняя страница  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT9580 датащи(HTML) 61 Page - Holtek Semiconductor Inc

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The following subroutine will initiate the ²MC141803² LCD driver.
; ***************************
; * initial LCDM *
; ***************************
INI_LCDM:
LDA #01011001B
; MC141X series LCD driver
STA LCDCT
; enable LCD_CL, LCD_CL=32kHz
; LCD_CS0 (master) enable
LDA #76H
; normal operation
LCD_C
LDA #7BH
; set external clock
LCD_C
; feed clock in OSC2 from LCD_CL
LDA #7FH
; set oscillator enable
LCD_C
LDA #2BH
; set DC/DC converter on
LCD_C
LDA #2DH
; set internal regulator on
LCD_C
LDA #31H
; set internal contrast control on
LCD_C
LDA #2FH
; set internal voltage divider on
LCD_C
LDA #33H
; set 50kHz to get frame frequency
LCD_C
LDA #29H
; set display on
LCD_C
LDA #36H
; master clear GDDRAM
LCD_C
LDA #0H
; dummy write data
LCD_W
LDA #04H
; change to page 5 if want to clear icon line
LCD_C
LDA #37H
; master clear icons
LCD_C
LDA #0H
; dummy write data
LCD_W
LDA #3DH
; set display with icon line
HT9580
61
April 28, 2000
Preliminary



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