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PLCD5581 Datasheet(PDF) 10 Page - Siemens Semiconductor Group |
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PLCD5581 Datasheet(HTML) 10 Page - Siemens Semiconductor Group |
10 / 12 page 2–140 PLCD5580/1/2/3/4 Control Word Format Display Brightness The display can be programmed to vary between blank, 13%, 20%, 27%, 40%, 53%, 80%, and full brightness. Bits D0, D1 and D2 control the display brightness. X= Don’t care Flash RAM Function Character Flash is controlled by FL pin, bit D0 and control word bit D3. Combination of FL being low, proper digit address and D0 being high will write a flash bit into the Flash RAM Register. In the control word mode when D3 is brought high, the above mentioned character will flash. Setting the Flash Bit X=Don’t care A=Selected address Character Flash Control Word X=Don’t care B=Selected brightness Display Blinking Blinking function is independent of Flash function. When D4 is held high, entire display blinks at 2 Hz. X=Don’t care B=Selected brightness Lamp Test Bit D6 when brought high will cause all the LEDs in all eight digits to light up at 53% brightness. Selecting or de-selecting Lamp Test has no effect on the display memory. X=Don’t care CE WR FL A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Display Brightness 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 X X X X X X X X X X X X X X X X X X X X X X X X 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 X X X X X X X X X X X X X X X X X X X X X X X X 0 0 0 0 1 1 1 1 0 0 1 1 0 0 1 1 0 1 0 1 0 1 0 1 100% Brightness 80% Brightness 53% Brightness 40% Brightness 27% Brightness 20% Brightness 13% Brightness Blank Display CE WR FL A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Operation 0 0 0 0 0 0 X X A A A A A A X X X X X X X X X X X X X X 0 1 Flash RAM disabled Flash RAM enabled CE WR FL A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Operation 0 0 0 0 1 1 0 0 X X X X X X 0 0 0 0 X X 0 0 0 1 B B B B B B Disable Flashing Char. Enabled Flashing Char. CE WR FL A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Operation 0 0 0 0 1 1 0 0 X X X X X X 0 0 0 0 X X 0 1 0 0 B B B B B B Display Blinking disabled Display Blinking enabled CE WR FL A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 Operation 0 0 0 0 1 1 0 0 X X X X X X 0 0 0 0 X X 0 0 X 0 X X X X X X Lamp Test disabled Lamp Test enabled |
Similar Part No. - PLCD5581 |
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Similar Description - PLCD5581 |
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