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TMP86PM29BUG
15.4 Control Method of LCD Driver
15.4.1 Initial setting
Figure 15-5 shows the flowchart of initialization.
Figure 15-5 Initial Setting of LCD Driver
15.4.2 Store of display data
Generally, display data are prepared as fixed data in program memory (ROM) and stored in display data area
by load command.
Example : To operate a 1/4 duty LCD of 32 segments
×
4 com-mons at frame frequency fc/2
16
[Hz], and booster fre-
quency fc/2
13
[Hz]
LD
(LCDCR), 01000001B
; Sets LCD driving method and frame frequency. Boost frequency
LD
(P*LCR), 0FFH
; Sets segment output control register. (*; Port No.)
:
:
:
:
; Sets the initial value of display data.
LD
(LCDCR), 11000001B
; Display enable
Sets LCD driving method (DUTY).
Sets frame frequency (SLF).
Sets segment output control registers
(P*LCR (*; Port No.))
Initialization of display data area.
Display enable (EDSP)
(Releases from blanking.)
Sets boost frequency (VFSEL).
Enables booster circuit (BRES)
Содержание TLCS-870/C Series
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Страница 7: ...Revision History Date Revision 2007 10 11 1 First Release 2008 8 29 2 Contents Revised ...
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Страница 19: ...Page 4 1 3 Block Diagram TMP86PM29BUG 1 3 Block Diagram Figure 1 2 Block Diagram ...
Страница 23: ...Page 8 1 4 Pin Names and Functions TMP86PM29BUG ...
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Страница 49: ...Page 34 2 Operational Description 2 3 Reset Circuit TMP86PM29BUG ...
Страница 61: ...Page 46 3 Interrupt Control Circuit 3 8 External Interrupts TMP86PM29BUG ...
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Страница 135: ...Page 120 10 8 Bit TimerCounter TC5 TC6 10 1 Configuration TMP86PM29BUG ...
Страница 145: ...Page 130 11 Asynchronous Serial interface UART 11 9 Status Flag TMP86PM29BUG ...
Страница 165: ...Page 150 13 10 bit AD Converter ADC 13 6 Precautions about AD Converter TMP86PM29BUG ...
Страница 183: ...Page 168 15 LCD Driver 15 4 Control Method of LCD Driver TMP86PM29BUG ...
Страница 201: ...Page 186 18 Electrical Characteristics 18 9 Handling Precaution TMP86PM29BUG ...
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