STLED524 datasheet(43/72 Pages) STMICROELECTRONICS

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STLED524

Detailed description

4.9.1

Command byte

4.9.2

Address byte

Writing to the address out of specified ranges is ignored.

The internal address register is incremented automatically when a byte is written or read.

When the address register reaches the end of the address range, it resets to 0.

Table 47. SPI commands

Value (hex)

Value (bin)

Meaning

00000000

Writing to control register memory

00000010

Writing to pattern 1 memory

00000100

Writing to pattern 2 memory

00000001

Reading from control register memory

00000011

Reading from pattern 1 memory

00000101

Reading from pattern 2 memory

Table 48. SPI values

Value (hex)

Value (bin)

Meaning

00000000

Writing to control register memory

00000010

Writing to pattern 1 memory

00000100

Writing to pattern 2 memory

00000001

Reading from control register memory

00000011

Reading from pattern 1 memory

00000101

Reading from pattern 2 memory

Table 49. SPI addresses

Address range (hex)

Memory

from

Control registers

Pattern 1

Pattern 2

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