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C H A P T E R 2 D O L P H I N B A S I C S
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Key Combinations For Keypad Functions and Special
Characters
Key Combination
Function
ESC (SHIFT + BKSP)
The ESC function performs a cancel
action.
LIGHT (SHIFT + SP)
This action toggles the LCD backlight
on and off. Press the SHIFT key to
put the Dolphin in alpha mode and
press the SP key once.
CONTR (SHIFT + SP+SP)
The CONTR function adjusts the
LCD contrast. Press the SHIFT key
to put the Dolphin in alpha mode and
press the SP key twice. Use the
F1
and
F2
keys to adjust the contrast up
or down. When finished, press the
BKSP key.
CALC
This function is undefined. However,
it can be programmed by a custom
application to load a calculator utility.
Figure 6 Key Combinations and What They Do
Numeric Keypad
Entering Alpha and Special Characters
1.
Press the
SHIFT
key to switch the numeric keypad to alpha mode. This is
indicated by the
<ABC>
symbol indicated on the LCD. Each numeric key, as
well as the “.” Key has three letters or symbols listed beside it.
2.
To display the first letter or symbol next to a key, press the numeric key once.
3.
To display the second letter/symbol, press the key next to the desired
letter/symbol
twice
within one second.
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