Cervis TM70 Instalační manuál stáhnout pdf (Strana 41)

Operation and Installation Manual

2013 Cervis, Inc.

14.0 LCD70 Display Option

The LCD70 is a 102x80 dot matrix display that can be configured with a Standard LCD70

keyboard; a 4-function customized keyboard; or as a 4-function standard keyboard (different

ESC and ENTER key locations) with all offering 4-bicolored LEDs.

14.1 Functional Description

The LCD70 supports three different display formats:

• 2-lines x 12 characters/line + icons (V2.4.x)

• 4-lines x 12 characters/line + icons (not yet supported)

• Graphic icons (102 x 80 dots) (not yet supported)

Figure 15. LCD70 Keypad Option Examples

14.1.1 Keyboard Options

Three keyboard layouts are available, the standard and two custom, as shown in Figure 15

above.

14.1.2 LEDs and Backlight

The LCD70 display has a backlight and four (4) bicolor LEDs ( red, green, and orange).

14.1.3 Block Diagram

The µC (microcontroller) manages the shared information

between the LE73/74/7F card, the keypad functions, the

LCD display, and the LEDs (one direction only). The µC

software can be programmed using an ISP programming

system (the microcontroller UART port).

Figure 16.

C Block Diagram

Standard Keyboard

Custom Keyboards

1 2 ... 36 37 38 39 40 41 42 43 44 45 46 ... 102 103

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Cervis TM70 Instalační manuál Strana 41