e z L C D -‐ 4 0 5
|
136
Rev.
© 2016 Earth Computers Tech. Inc.
1.7.52 SD_SIZE
Description:
Gets the physical size (in bytes) of the SD Card.
Code:
78
hex,
120
dec
7
6
5
4
3
2
1
0
Byte 0: Command
ezLCD Response
After receiving the SD_SIZE command, the ezLCD responds with either of the following
sequences:
In case of the
success
:
7
6
5
4
3
2
1
0
0
0
1
1
1
1
0
1
Byte 0: Command
Byte 1: SD Card Size 0 (LSB)
Byte 2: SD Card Size 1
Byte 3: SD Card Size 2
Byte 4: SD Card Size 3
In case of an
error
:
7
6
5
4
3
2
1
0
0
0
1
1
1
1
1
0
Byte 0:
3E
hex,
62
dec
The ezLCD response is sent through the same interface, which received the SD_SIZE command.
SD_SIZE
SD Card Size 1
SD Card Size 0
32
-‐bi
t S
D
C
ar
d
Si
ze
SD Card Size 2
SD Card Size 3
Summary of Contents for ezLCD-405
Page 1: ......
Page 22: ...e z L C D 4 0 5 22 Rev 2016 Earth Computers Tech Inc Figure 2 ezLCD 405 Schematic...
Page 32: ...e z L C D 4 0 5 32 Rev 2016 Earth Computers Tech Inc...
Page 52: ...e z L C D 4 0 5 52 Rev 2016 Earth Computers Tech Inc SET_COLOR SET_XY...
Page 102: ...e z L C D 4 0 5 102 Rev 2016 Earth Computers Tech Inc...
Page 109: ...e z L C D 4 0 5 109 Rev 2016 Earth Computers Tech Inc...
Page 118: ...e z L C D 4 0 5 118 Rev 2016 Earth Computers Tech Inc...
