/---[form_m.htm 2001-09.04]-------------------------------------------------------------------
M-Type Data Format (ETL1, ETL6, ETL7)
1. File Format (Fixed Record Length without Control Words)
<----------> Logical record (2052 bytes) (1byte = 8bits)
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| Sample 1 | Sample 2 | Sample 3 | .... | Sample N | (No. of records = N)
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2. Contents of Logical Record (2052 bytes)
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| |Number| | |
| Byte | of | Type | Contents of Logical Record |
| Position | Bytes| | |
|============================================================================================|
| 1 - 2 | 2 | Integer| Data Number (greater than or equal to 1) |
| 3 - 4 | 2 | ASCII | Character Code ( ex. "0 ", "A ", "$ ", " A", "KA" ) |
| 5 - 6 | 2 | Integer| Serial Sheet Number (greater than or equal to 0) |
|I 7 | 1 | Binary | JIS Code (JIS X 0201) |
|D 8 | 1 | Binary | EBCDIC Code |
| 9 | 1 | Integer| Evaluation of Individual Character Image (0=clean, 1, 2, 3) |
|P 10 | 1 | Integer| Evaluation of Character Group (0=clean, 1, 2) |
|a 11 | 1 | Integer| Male-Female Code ( 1=male, 2=female ) (JIS X 0303) |
|r 12 | 1 | Integer| Age of Writer |
|t 13 - 16 | 4 | Integer| Serial Data Number (greater than or equal to 1) |
| 17 - 18 | 2 | Integer| Industry Classification Code (JIS X 0403) |
| 19 - 20 | 2 | Integer| Occupation Classification Code (JIS X 0404) |
| 21 - 22 | 2 | Integer| Sheet Gatherring Date (19)YYMM |
| 23 - 24 | 2 | Integer| Scanning Date (19)YYMM |
| 25 | 1 | Integer| Sample Position Y on Sheet (greater than or equal to 1) |
| 26 | 1 | Integer| Sample Position X on Sheet (greater than or equal to 1) |
| 27 | 1 | Integer| Minimum Scanned Level (0 - 255) |
| 28 | 1 | Integer| Maximum Scanned Level (0 - 255) |
| 29 - 30 | 2 | Integer| (undefined) |
| 31 - 32 | 2 | Integer| (undefined) |
|-------------|------|--------|--------------------------------------------------------------|
| 33 - 2048 | 2016 | Packed | 16 Gray Level (4bit/pixel) Image Data |
| | | | 64(X-axis size) * 63(Y-axis size) = 4032 pixels |
|-------------|------|--------|--------------------------------------------------------------|
| 2049 - 2052 | 4 | | (uncertain) |
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