Phonebook Operation
Each press of a particular key causes characters to be displayed in the following order:
Key | Characters by number of key presses |
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| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
Operation | 1 | space | 1 |
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2 | A | B | C | 2 | a | b | c |
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3 | D | E | F | 3 | d | e | f |
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4 | G | H | I | 4 | g | h | i |
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5 | J | K | L | 5 | j | k | l |
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Basic |
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6 | M | N | O | 6 | m | n | o |
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7 | P | Q | R | S | 7 | p | q | r | s | |
8 | T | U | V | 8 | t | u | v |
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| 9 | W | X | Y | Z | 9 | w | x | y | z |
| 0 | 0 |
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| ? | ! | / | ( | ) |
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| # | # | ' | , | - | . | & |
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13
