HD404829R Datasheet, PDF (105/149 Pages) Renesas Technology Corp – AS Microcomputer Incorporating a LCD controller/Driver Circuit

HD404829R Series
LCD Output Register 1 (LOR1: $01D): Write-only register used to specify ports R3₀–R3₃ as pins
SEG1–SEG4 by individual pins (figure 91).
LCD output register 1 (LOR1: $01D)
Bit
Initial value
Read/Write
Bit name
3
0
W
LOR13
2
0
W
LOR12
1
0
W
LOR11
0
0
W
LOR10
LOR13
0
1
R3₃/SEG4 mode selection
R3₃
SEG4
LOR11
0
1
R3₁/SEG2 mode selection
R3₁
SEG2
LOR12
0
1
R3₂/SEG3 mode selection
R3₂
SEG3
LOR10
0
1
R3₀/SEG1 mode selection
R3₀
SEG1
Figure 91 LCD Output Register 1 (LOR1)
LCD Output Register 2 (LOR2: $01E): Write-only register used to specify ports R4₀–R4₃ as pins
SEG5–SEG8 by individual pins (figure 92).
LCD output register 2 (LOR2: $01E)
Bit
Initial value
Read/Write
Bit name
3
0
W
LOR23
2
0
W
LOR22
1
0
W
LOR21
0
0
W
LOR20
LOR23
0
1
R4₃/SEG8 mode selection
R4₃
SEG8
LOR21
0
1
R4₁/SEG6 mode selection
R4₁
SEG6
LOR22
0
1
R4₂/SEG7 mode selection
R4₂
SEG7
LOR20
0
1
R4₀/SEG5 mode selection
R4₀
SEG5
Figure 92 LCD Output Register 2 (LOR2)
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