Dot-matrix Display Interface
R. Theagarajan. ME., MSc., PhD Rtd. Professor in Engineering email: rtheagarajan@yahoo.com rtrajan59@gmail.com
Matrix Display Format
C0
C1
C2
C3
5 x 7
C4
Matrix Display Format
5 x 7
R0 R1 R2
R3 R4 R5
R6
C0
C1
C2
C3
C4
Matrix Display Format
5 x 7
R0 = 0
C0 = 1
Matrix Display Format
5 x 7
D0
R0
D1
R1
D2
R2
D3
R3
D4
R4
D5
R5
D6
R6
C0
C1
C2
C3
C4
Matrix Display Format
5 x 7
D0
R0
D1
R1
D2
R2
D3
R3
D4
R4
D5
R5
D6
R6
C0
C1
C2
C3
C4
Matrix Display Format
5 x 7
D0
R0
D1
R1
D2
R2
D3
R3
D4
R4
D5
R5
D6
R6
C0
C1
C2
C3
C4
Matrix Display Format
5 x 7
D0 = 1
R0
D1 = 1
R1
D2 = 0
R2
D3 = 0
R3
D4 = 0
R4
D5 = 0
R5
D6 = 0
R6
C0 = 1 C2 = 0 C4 = 0 C1 = 0 C3 = 0
Matrix Display Format
5 x 7
D0 = 1
R0
D1 = 0
R1
D2 = 1
R2
D3 = 1
R3
D4 = 0
R4
D5 = 1
R5
D6 = 1
R6
C0 = 0 C2 = 0 C4 = 0 C1 = 1 C3 = 0
Matrix Display Format
5 x 7
D0 = 0
R0
D1 = 1
R1
D2 = 1
R2
D3 = 1
R3
D4 = 0
R4
D5 = 1
R5
D6 = 1
R6
C0 = 0 C2 = 1 C4 = 0 C1 = 0 C3 = 0
Matrix Display Format
5 x 7
D0 = 1
R0
D1 = 0
R1
D2 = 1
R2
D3 = 1
R3
D4 = 0
R4
D5 = 1
R5
D6 = 1
R6
C0 = 0 C2 = 0 C4 = 0 C1 = 0 C3 = 1
Matrix Display Format
5 x 7
D0 = 1
R0
D1 = 1
R1
D2 = 0
R2
D3 = 0
R3
D4 = 0
R4
D5 = 0
R5
D6 = 0
R6
C0 = 0 C2 = 0 C4 = 1 C1 = 0 C3 = 0
Matrix Display Format
5 x 7
R0 R1 R2
R3 R4 R5
R6
C0
C1
C2
C3
C4
Matrix Display Format
5 x 7
R0 R1 R2
R3 R4 R5
R6 C0 C1 C2 C3 C4 C5 C6 C7 C0 C1 C2 C3 C4 C5 C6 C7 C0 C1
Matrix Display Format
X1
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format
X1
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
Matrix Display Format 7 4 1 3 8
DB
X1
7 4 2 4 4
7 4 3 7 3
X0
74373
5 x 7
74373
X2
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