Myalarm V-LCD1 Bedienungsanleitung PDF herunterladen (Seite 14)

MC5701 LCD Driver

13/37

Pin Names

I/O

Active

Handling

when unused

Pin Description

Pin No.

STATIC

–

LCD drive control input.

• STATIC=low (VSS) – 1/3 or 1/4 duty

selectable by serial interface.

• STATIC=high (VDD)

– Only static drive

– Frame frequency: fosc/256 [Hz]

105

RSEL

–

LCD bias dividing resistor control input

• RSEL=low (VSS) –

• RSEL=high (VDD) –

107

VDD

–

Logic block power supply. Provide a voltage

in the range 2.7 to 6.0V.

106,

114 – 118

VSS

–

Ground pin. Connect to ground

104, 108

123 – 127

- I/O PIN ITO Resister Limitation

PIN Name

ITO Resister

VLCD0, VLCD1, VLCD2, STATIC, RSEL, DI, CL, CE, INHB

< 2kΩ

OSC, VLCD

< 1kΩ

VDD total, VSS total

< 200Ω

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 37 38

LCD Driver 1
REVISION HISTORY 3
1. BLOCK DIAGRAM 5
 Absolute Maximum Ratings 6
3. FEATURES 10
4. PAD DIMENSIONS 11
6. PIN DESCRIPTIONS 13
7. PAD LOCATION COORDINATES 15
8. FUNCTION DESCRIPTION 17
- CONTROL DATA FUNCTIONS 23
Segment ON/OFF Control data 24
Control data 24
1/4 DUTY 27
STATIC DRIVE 29
STATIC DRIVE TECHNIQUE 35
1/3 DUTY 36
1/4 DUTY 37
MC5701_LCD Driver 38

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