EarthLCD ezLCD-405, Руководство пользователя

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e z L C D -­‐ 4 0 5 | 21
Rev.
© 2016 Earth Computers Tech. Inc.
y MSB 0 dec
y LSB 100 dec y (row) = 100
CIRCLE RH 89 Hex Draw the circle with the radius of:
r MSB 0 dec
r LSB 60 dec 60 pixels
1.3 Hardware & Interfaces
1.3.1 Specifications
Electrical Characteristics
Parameter Symbol Minimum Typical Maximum Unit Remark
Power Supply
Voltage
V
cc
4.75 5.00 5.25 V
Power Supply
Current
I
cc
TBD 0.530 TBD A V
cc
= 5V
Hi Level Logical
Input Voltage
V
IH
2.2
3.3 3.6 V Some pins are +5V –
tolerant. Please refer to
Pin Configuration
Lo Level Logical
Input Voltage
V
IL
-­‐0.3 0 1 V
Operating
Temperature
T
opa
0 60
o
C
Storage
Temperature
T
stg
-­‐25 80
o
C
Display Specifications
Parameter Specification Unit
Display Resolution 320(W) x 234(H) dot
Active Area 113.28(W) x 84.708(H) mm
Screen Size 5.6(Diagonal) inch
Dot Pitch 0.354(W) x 0.362(H) mm
Surface Treatment Anti-­‐glare (Haze = 6% typical)
View Angle Direction 6 o’clock
Backlight
Backlight lamp life time with Ta = 25
o
C : Min = 20000 hrs, Typ = 30000 hrs