Address 188 (0BC hexadecimal)

No. 5396-7/15

LC74751

DA

Register

Contents

Notes

0 to C

State

Function

0

HP0

0

If HS is the horizontal start position then:

The 6 bits HP5:0 specify the horizontal display

(LSB)

1

start position.

1

HP1

0

The weight of the low order bit is 4·Tc.

1

Tc: Period of the oscillator connected to OSCIN/OSCOUT in operating mode.

2

HP2

0

1

3

HP3

0

1

4

HP4

0

1

5

HP5

0

(MSB)

1

6

HSZ10

0

The horizontal character size for line 1

1

7

HSZ11

0

1

8

HSZ20

0

The horizontal character size for line 2

1

9

HSZ21

0

1

A

HSZ30

0

The horizontal character size for lines 2

1

through 12

B

HSZ31

0

1

5

HS = Tc

n = 0

HSZ10

0

1

HSZ11

0

1 Tc/dot

2 Tc/dot

1

3 Tc/dot

4 Tc/dot

HSZ30

0

1

HSZ31

0

1 Tc/dot

2 Tc/dot

1

3 Tc/dot

4 Tc/dot

HSZ20

0

1

HSZ21

0

1 Tc/dot

2 Tc/dot

1

3 Tc/dot

4 Tc/dot

Note: The states of all registers are set to zero when the IC is reset by the RST pin.