Description

Read the file.

Format

Offset Size Frame Field Description

5

8-bit

File System Command

File Read - 0x03

6

16-bit

Path ID

Value returned from Get Path ID - 0x1C Response.

8

32-bit

Read Offset

File position for read, or 0xFFFFFFFF to use the current position.

12

16-bit

Bytes To Read

Number of bytes to read from file, or 0xFFFF to read as many as possible (limited by file size or maximum response frame size).

Success Response

Offset Size Frame Field Description

5

8-bit

File System Command

File Read - 0x03

6

8-bit

Status

Success - 0x00

7

16-bit

File Handle

Value sent in request.

9

32-bit

File Size

Actual offset of data read from file.

12-n

variable

Data

Data to be read from the file.