The LCD backlight and contrast may be adjusted under program control to compensate for differing lighting conditions and viewing angles.
The module supports 2 interfaces:
" Serial RS232 interface
" Serial TTL interface
The module has the following features:
" Communicates over serial interface with software controlled speed
" 32 Byte buffer for messages received via communication interface
" Up to 8 custom characters can be defined
" Built in commands for drawing bar graphs
" LCD Backlighting controlled via software, has 254 brightness levels
" LCD Contrast controlled via software, has 254 contrast levels
" 4 digital outputs
" Save the basic settings in module internal EEPROM
NOTE: The supplied LCD does not have backlighting. User must supply a backlit LCD if this feature is required.
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