Heltec Automation HTE029A1, Technical Specification

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HTE029A1
R/W# D/C# Hex D7 D6 D5 D4 D3 D2 D1 D0 Command Description
0 0 44 0 1 0 0 0 1 0 0 Set RAM X - address
Start / End position
Specify the start/end positions of the
window address in the X direction by
an address unit
A[4:0]: XSA[4:0], XStart, POR = 00h
B[4:0]: XEA[4:0], XEnd, POR =
1Dh
0 1 0 0 0 A
4
A
3
A
2
A
1
A
0
0 1 0 0 0 B
4
B
3
B
2
B
1
B
0
0 0 45 0 1 0 0 0 1 0 1 Set Ram Y- address
Start / End position
Specify the start/end positions of the
window address in the Y direction by
an address unit
A[8:0]: YSA[8:0], YStart, POR =
000h
B[8:0]: YEA[8:0], YEnd, POR =
13Fh
0 1 A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
0 1 0 0 0 0 0 0 0 A
8
0 1 B
7
B
6
B
5
B
4
B
3
B
2
B
1
B
0
0 1 0 0 0 0 0 0 0 B
8
0 0 4E 0 1 0 0 1 1 1 0 Set RAM X address
counter
Make initial settings for the RAM X
address in the address counter (AC)
A[4:0]: XAD[4:0], POR is 00h
0 1 0 0 0 A
4
A
3
A
2
A
1
A
0
0 0 4F 0 1 0 0 1 1 1 1 Set RAM Y address
counter
Make initial settings for the RAM Y
address in the address counter (AC)
A[8:0]: YAD8:0], POR is 000h
0 1 A
7
A
6
A
5
A
4
A
3
A
2
A
1
A
0
0 1 0 0 0 0 0 0 0 A
8
0 1 FF 1 1 1 1 1 1 1 1 NOP This command is an empty command;
it does not have any effect on the
display module.
However it can be used to terminate
Frame Memory Write or Read
Commands.