LP3944

SNVS264 – MAY 2004

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Table 1. LP3944 Register Table (continued)

Address (Hex)

Register Name

Read/Write

Register Function

0x08

Register 8

R/W

None

0x09

Register 9

R/W

None

Binary Fomat for Input Registers (Read Only)—Address 0x00 and 0x01

Table 2. Address 0x00

Bit #

7

6

5

4

3

2

1

0

Default value

X

X

X

X

X

X

X

X

LED7

LED6

LED5

LED4

LED3

LED2

LED1

LED0

Binary Format for Frequency Prescaler and PWM Registers — Address 0x02 to 0x05

Table 3. Address 0x02 (PSC0)

Bit #

7

6

5

4

3

2

1

0

Default value

0

0

0

0

0

0

0

0

Table 4. Address 0x03 (PWM0)

Bit #

7

6

5

4

3

2

1

0

Default value

1

0

0

0

0

0

0

0

Table 5. Address 0x04 (PSC1)

Bit #

7

6

5

4

3

2

1

0

Default value

0

0

0

0

0

0

0

0

Table 6. Address 0x05 (PWM1)

Bit #

7

6

5

4

3

2

1

0

Default value

1

0

0

0

0

0

0

0

Binary Format for Selector Registers — Address 0x06 to 0x07

Table 7. Address 0x06 (LS0)

Bit #

7

6

5

4

3

2

1

0

Default value

0

0

0

0

0

0

0

0

B1

B0

B1

B0

B1

B0

B1

B0

LED3

LED2

LED1

LED0

Table 8. Address 0x07 (LS1)

Bit #

7

6

5

4

3

2

1

0

Default value

0

0

0

0

0

0

0

0

B1

B0

B1

B0

B1

B0

B1

B0

LED7

LED6

LED5

LED4

Table 9. LED States With Respect To Values in "B1" and "B0"

B1

B0

Function

0

0

Output Hi-Z

(LED off)

0

1

Output LOW

(LED on)

10

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