BASIC SAMPLE Statements

LOAD SAMPLE

TYPE: BASIC File I/O statement

FORMAT: LOAD SAMPLE @ page , offset

coming soon

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FORMAT: LOAD SAMPLE ! ext_address

coming soon

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PLAY SAMPLE

TYPE: BASIC System statement

FORMAT: PLAY SAMPLE @ page , offset

Action: Plays an 8-bit digital sample stored stored in paged memory.

• @page is a number in the range 0 through 63 that specifies the memory page on which the sample data resides.
• offset is a number in the range 0 through 16383 that specifies the starting address within the memory page.

Examples:

LOAD "file.saq",@40,0 `
PLAY SAMPLE @40,0 `

Plays the audio sample "file.saq" stored on page @40, starting at address 0.

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FORMAT: PLAY SAMPLE ! ext_address

Action: As above, but using extended address notation.

• ext_address is a number in the range 0 through ??? that specifies the sample data address relative to the start of paged RAM.

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FORMAT: PLAY SAMPLE filespec

coming soon

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Creating a digital sample file:

1. Open an audio file in Audacity and edit as desired.
2. Select File --> Export Audio, then options...
   • Format: Other uncompressed files
   • Channels: Mono
   • Sample Rate: 8000, 11025, or 16000
   • Header: RAW
   • Encoding: Unsigned 8-bit PCM
   • ...and click Export
3. Ensure you have Python3 installed.
4. At the command line execute raw2saq.py...
   • python raw2saq.py filename.raw filename.saq rate
   • ...where rate is 8000, 11000, or 16000