Specifications

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7.2 Input from the Keyboard
7.2.1 Alphabet Entry
In addition to the numeric entry from the keypad, the BHT-100 supports software keyboard
entry.
■ Switching between the Numeric Entry System and Alphanumeric Entry Sys-
tem
To switch between the numeric entry system and alphanumeric entry system, use the OUT
statement in a user program as shown below.
OUT &h60B0,0 ’Switch to the numeric entry system*
OUT &h60B0,1 ’Switch to the alphanumeric entry system
*Selected when the BHT-100 is cold-started.
To monitor the current key entry system, use the INP function as shown below.
INP(&h60B0)
■ Switching between Numeric and Alphabet Entry Modes in the Alphanumeric
Entry System
In the alphanumeric entry system, you may switch between numeric and alphabet entry modes
as described below. The default, which is applied immediately after the BHT-100 is switched to
the alphanumeric entry system, is the numeric entry mode.
• Pressing the SF key
Pressing the SF key toggles between the numeric and alphabet entry modes.
• Using the
OUT statement
Issue the
OUT statement as shown below.
OUT &h60B1,0 ’Switch to the numeric entry mode
OUT &h60B1,1 ’Switch to the alphabet entry mode
To monitor the current entry mode, use the INP function as shown below.
INP(&h60B1)