HD66420 lcd) equivalent, (ram-provided 160 channel 4-level grey scale driver for dot matrix graphics lcd).
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* Built-in bit-mapped display RAM: 25.6kbits (160 × 80 × 2 bits) Grey scale display: PWM four-level grey scale c.
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* Built-in bit-mapped display RAM: 25.6kbits (160 ×.
The HD66420 drives and controls a dot matrix graphic LCD(Liquid Crystal Display) using a bit-mapped method. It provides a highly flexible display through its on-chip display RAM, in which each two bits of data can be used to turn on or off one dot on.
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