
vii
6.19
ROW0~ROW127 ......................................................................................................................10
6.20
ICONS.......................................................................................................................................10
6.21
SEG0~SEG127.........................................................................................................................10
6.22
OSC1 ........................................................................................................................................10
6.23
TEST0~TEST13........................................................................................................................10
6.24
TEST_IN0 .................................................................................................................................10
6.25
NC.............................................................................................................................................10
7
FUNCTIONAL BLOCK DESCRIPTIONS ........................................................................................11
7.1
Command Decoder and Command Interface.......................................................................11
7.2
MPU Parallel 6800-series Interface........................................................................................11
7.3
MPU Parallel 8080-series interface........................................................................................11
7.4
MPU Serial 4-wire Interface....................................................................................................11
7.5
MPU Serial 3-wire Interface....................................................................................................11
7.6
Modes of operation.................................................................................................................12
7.7
Oscillator Circuit.....................................................................................................................12
7.8
LCD Driving voltage Generator and Regulator....................................................................13
7.8.1
3X, 4X, 5X and 6X DC-DC voltage converter.....................................................................13
7.8.2
Voltage Regulator................................................................................................................13
7.8.3
Contrast Control (Voltages referenced to V
SS
).................................................................13
7.8.4
Bias Divider..........................................................................................................................14
7.8.5
Bias Ratio Selection circuitry ............................................................................................14
7.8.6
Self adjust temperature compensation circuitry .............................................................14
7.9
Graphic Display Data RAM (GDDRAM).................................................................................15
7.10
Reset Circuit............................................................................................................................15
7.11
Display Data Latch..................................................................................................................16
7.12
HV Buffer Cell (Level Shifter).................................................................................................16
7.13
Level Selector..........................................................................................................................16