Merge branch 'lampmerchant:main' into main

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demik 2022-05-18 00:10:01 +02:00 committed by GitHub
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@ -2,12 +2,9 @@
## Elevator Pitch
It's a DCD (the interface used by the Hard Disk 20 to plug in through the disk port) interface, contained entirely within a PIC16F1825
(14 pins, ~$1.70) microcontroller. It bit-bangs the low-level IWM protocol using the read/write and phase lines on the "DB"-19 disk
port, no programmable logic devices of any kind required.
It's a DCD (the interface used by the Hard Disk 20 to plug in through the disk port) interface, contained entirely within a PIC16F1825 (14 pins, ~$1.84) or PIC16F1704 (14 pins, ~$1.39) microcontroller. It bit-bangs the low-level IWM protocol using the read/write and phase lines on the "DB"-19 disk port, no programmable logic devices of any kind required.
It interfaces to an MMC card and can emulate up to four DCD devices. It also has an enable output which can be used to
chain more DCD devices (though Mac OS only supports a total of four) and a floppy disk drive.
It interfaces to an MMC or compatible card and can emulate up to four DCD devices. It also has an enable output which can be used to chain more DCD devices (though ROMs only support a maximum of four) and a floppy disk drive.
(Despite the name, there is nothing limiting it to 20 megabytes.)
@ -19,25 +16,70 @@ Functional, though not rigorously tested.
## Caveats
Due to the dearth of documentation on the DCD protocol (see below), the protocol only implements the commands whose formats are known,
namely read, write, and device identification. Responses to other commands are faked. Fortunately, this seems to be enough for the
device to function properly, including formatting.
Due to the dearth of documentation on the DCD protocol (see below), the protocol only implements the commands whose formats are known, namely read, write, and device identification. Responses to other commands are faked. Fortunately, this seems to be enough for the device to function properly, including formatting.
The disk drive interface relies on use of the phase lines to read and write one-bit registers. Because the microcontroller mimics the register set in code instead of programmable logic, it has a response time that is, in the worst case, approximately one microsecond. This is not fast enough for Macs with faster processors to reliably detect that the device is present. As such, it can only be used on Macintosh computers with 8 MHz 68000 processors.
The disk drive interface relies on use of the phase lines to read and write one-bit registers. Because the PIC16F1825 firmware mimics the register set in code instead of programmable logic, it has a response time that is, in the worst case, approximately one microsecond. This may interfere with the ability of faster Macs to detect it, though it is not known to do so at this point. The PIC16F1704 firmware mimics the register set in logic and responds in effect instantly.
Compatible Macs:
* 512k (with Hard Disk 20 INIT)
* 512ke
* Plus
* SE
* Classic
Certain Macs may have a limitation imposed by their ROM on the number of DCDs they support.
### Compatibility
#### Hardware
| Macintosh | PIC16F1825 | PIC16F1704 |
| ---------- | ---------- | ---------- |
| 512k¶ | 4? | 4? |
| 512ke | 4 | 4 |
| Plus | 4 | 4? |
| SE | 2? | 2? |
| Classic | 2? | 2? |
| Portable | 2? | 2? |
| IIci | 2? | 2? |
| IIsi | 2? | 2? |
| LC† | 2? | 2? |
| LC II§ | 2? | 2? |
| IIx†‡ | 2? | 2? |
| IIcx‡ | 2 | 2? |
| SE/30‡ | 2? | 2? |
| Classic II | 2 | 2 |
? Suspected, but not known to have been tested
¶ Requires Hard Disk 20 patch file (often erroneously called the Hard Disk 20 INIT)
§ Requires clipping onto the !ENBL2 pin of the SWIM IC
† Requires use of the secondary internal floppy drive header
‡ Requires use of a nonstandard ROM
#### System Software
| Version | Compatible? |
| ------- | ----------- |
| 6.0.8 | Yes |
| 7.1 | Yes |
| 7.5 | No |
## Technical Details
### MMC Card Format
The MMC card must have an MBR (Master Boot Record) aka DOS-type partition table with up to four primary partitions of type 0xAF (HFS). Partitions of other types will be ignored. Extended partitions are not supported.
The MMC card must have an MBR (Master Boot Record) aka DOS-type partition table with up to four primary partitions of type 0xAF (HFS). Extended partitions are not supported.
#### Custom Icons
In the PIC16F1704 firmware, custom icons are supported using other values besides 0xAF for the partition type byte. Other partition types besides 0xAF must be the number of a sector (for example, a partition of type 0x01 would point to the second sector) on the card formatted as follows:
* Bytes 0-255 must be the word "ICON" repeated 64 times.
* Bytes 256-383 must be a 32x32 icon, one bit per pixel, with '1' bits denoting black and '0' bits denoting white.
* Bytes 384-511 must be a 32x32 icon mask, one bit per pixel, with '1' bits denoting opaque and '0' bits denoting transparent.
If the sector is not in this format, the partition will be ignored, in order to safely support cards with non-HFS partitions. Partitions of type 0xAF will always use the built-in icon and the hundred-seventy-sixth sector will not be checked for the format described above.
### DCD (Directly Connected Disks) Protocol

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firmware1704/crc16hi.inc Normal file
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;LUT for high byte of CCITT CRC16
retlw 0x00
retlw 0x10
retlw 0x20
retlw 0x30
retlw 0x40
retlw 0x50
retlw 0x60
retlw 0x70
retlw 0x81
retlw 0x91
retlw 0xA1
retlw 0xB1
retlw 0xC1
retlw 0xD1
retlw 0xE1
retlw 0xF1
retlw 0x12
retlw 0x02
retlw 0x32
retlw 0x22
retlw 0x52
retlw 0x42
retlw 0x72
retlw 0x62
retlw 0x93
retlw 0x83
retlw 0xB3
retlw 0xA3
retlw 0xD3
retlw 0xC3
retlw 0xF3
retlw 0xE3
retlw 0x24
retlw 0x34
retlw 0x04
retlw 0x14
retlw 0x64
retlw 0x74
retlw 0x44
retlw 0x54
retlw 0xA5
retlw 0xB5
retlw 0x85
retlw 0x95
retlw 0xE5
retlw 0xF5
retlw 0xC5
retlw 0xD5
retlw 0x36
retlw 0x26
retlw 0x16
retlw 0x06
retlw 0x76
retlw 0x66
retlw 0x56
retlw 0x46
retlw 0xB7
retlw 0xA7
retlw 0x97
retlw 0x87
retlw 0xF7
retlw 0xE7
retlw 0xD7
retlw 0xC7
retlw 0x48
retlw 0x58
retlw 0x68
retlw 0x78
retlw 0x08
retlw 0x18
retlw 0x28
retlw 0x38
retlw 0xC9
retlw 0xD9
retlw 0xE9
retlw 0xF9
retlw 0x89
retlw 0x99
retlw 0xA9
retlw 0xB9
retlw 0x5A
retlw 0x4A
retlw 0x7A
retlw 0x6A
retlw 0x1A
retlw 0x0A
retlw 0x3A
retlw 0x2A
retlw 0xDB
retlw 0xCB
retlw 0xFB
retlw 0xEB
retlw 0x9B
retlw 0x8B
retlw 0xBB
retlw 0xAB
retlw 0x6C
retlw 0x7C
retlw 0x4C
retlw 0x5C
retlw 0x2C
retlw 0x3C
retlw 0x0C
retlw 0x1C
retlw 0xED
retlw 0xFD
retlw 0xCD
retlw 0xDD
retlw 0xAD
retlw 0xBD
retlw 0x8D
retlw 0x9D
retlw 0x7E
retlw 0x6E
retlw 0x5E
retlw 0x4E
retlw 0x3E
retlw 0x2E
retlw 0x1E
retlw 0x0E
retlw 0xFF
retlw 0xEF
retlw 0xDF
retlw 0xCF
retlw 0xBF
retlw 0xAF
retlw 0x9F
retlw 0x8F
retlw 0x91
retlw 0x81
retlw 0xB1
retlw 0xA1
retlw 0xD1
retlw 0xC1
retlw 0xF1
retlw 0xE1
retlw 0x10
retlw 0x00
retlw 0x30
retlw 0x20
retlw 0x50
retlw 0x40
retlw 0x70
retlw 0x60
retlw 0x83
retlw 0x93
retlw 0xA3
retlw 0xB3
retlw 0xC3
retlw 0xD3
retlw 0xE3
retlw 0xF3
retlw 0x02
retlw 0x12
retlw 0x22
retlw 0x32
retlw 0x42
retlw 0x52
retlw 0x62
retlw 0x72
retlw 0xB5
retlw 0xA5
retlw 0x95
retlw 0x85
retlw 0xF5
retlw 0xE5
retlw 0xD5
retlw 0xC5
retlw 0x34
retlw 0x24
retlw 0x14
retlw 0x04
retlw 0x74
retlw 0x64
retlw 0x54
retlw 0x44
retlw 0xA7
retlw 0xB7
retlw 0x87
retlw 0x97
retlw 0xE7
retlw 0xF7
retlw 0xC7
retlw 0xD7
retlw 0x26
retlw 0x36
retlw 0x06
retlw 0x16
retlw 0x66
retlw 0x76
retlw 0x46
retlw 0x56
retlw 0xD9
retlw 0xC9
retlw 0xF9
retlw 0xE9
retlw 0x99
retlw 0x89
retlw 0xB9
retlw 0xA9
retlw 0x58
retlw 0x48
retlw 0x78
retlw 0x68
retlw 0x18
retlw 0x08
retlw 0x38
retlw 0x28
retlw 0xCB
retlw 0xDB
retlw 0xEB
retlw 0xFB
retlw 0x8B
retlw 0x9B
retlw 0xAB
retlw 0xBB
retlw 0x4A
retlw 0x5A
retlw 0x6A
retlw 0x7A
retlw 0x0A
retlw 0x1A
retlw 0x2A
retlw 0x3A
retlw 0xFD
retlw 0xED
retlw 0xDD
retlw 0xCD
retlw 0xBD
retlw 0xAD
retlw 0x9D
retlw 0x8D
retlw 0x7C
retlw 0x6C
retlw 0x5C
retlw 0x4C
retlw 0x3C
retlw 0x2C
retlw 0x1C
retlw 0x0C
retlw 0xEF
retlw 0xFF
retlw 0xCF
retlw 0xDF
retlw 0xAF
retlw 0xBF
retlw 0x8F
retlw 0x9F
retlw 0x6E
retlw 0x7E
retlw 0x4E
retlw 0x5E
retlw 0x2E
retlw 0x3E
retlw 0x0E
retlw 0x1E

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firmware1704/crc16lo.inc Normal file
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;LUT for low byte of CCITT CRC16
retlw 0x00
retlw 0x21
retlw 0x42
retlw 0x63
retlw 0x84
retlw 0xA5
retlw 0xC6
retlw 0xE7
retlw 0x08
retlw 0x29
retlw 0x4A
retlw 0x6B
retlw 0x8C
retlw 0xAD
retlw 0xCE
retlw 0xEF
retlw 0x31
retlw 0x10
retlw 0x73
retlw 0x52
retlw 0xB5
retlw 0x94
retlw 0xF7
retlw 0xD6
retlw 0x39
retlw 0x18
retlw 0x7B
retlw 0x5A
retlw 0xBD
retlw 0x9C
retlw 0xFF
retlw 0xDE
retlw 0x62
retlw 0x43
retlw 0x20
retlw 0x01
retlw 0xE6
retlw 0xC7
retlw 0xA4
retlw 0x85
retlw 0x6A
retlw 0x4B
retlw 0x28
retlw 0x09
retlw 0xEE
retlw 0xCF
retlw 0xAC
retlw 0x8D
retlw 0x53
retlw 0x72
retlw 0x11
retlw 0x30
retlw 0xD7
retlw 0xF6
retlw 0x95
retlw 0xB4
retlw 0x5B
retlw 0x7A
retlw 0x19
retlw 0x38
retlw 0xDF
retlw 0xFE
retlw 0x9D
retlw 0xBC
retlw 0xC4
retlw 0xE5
retlw 0x86
retlw 0xA7
retlw 0x40
retlw 0x61
retlw 0x02
retlw 0x23
retlw 0xCC
retlw 0xED
retlw 0x8E
retlw 0xAF
retlw 0x48
retlw 0x69
retlw 0x0A
retlw 0x2B
retlw 0xF5
retlw 0xD4
retlw 0xB7
retlw 0x96
retlw 0x71
retlw 0x50
retlw 0x33
retlw 0x12
retlw 0xFD
retlw 0xDC
retlw 0xBF
retlw 0x9E
retlw 0x79
retlw 0x58
retlw 0x3B
retlw 0x1A
retlw 0xA6
retlw 0x87
retlw 0xE4
retlw 0xC5
retlw 0x22
retlw 0x03
retlw 0x60
retlw 0x41
retlw 0xAE
retlw 0x8F
retlw 0xEC
retlw 0xCD
retlw 0x2A
retlw 0x0B
retlw 0x68
retlw 0x49
retlw 0x97
retlw 0xB6
retlw 0xD5
retlw 0xF4
retlw 0x13
retlw 0x32
retlw 0x51
retlw 0x70
retlw 0x9F
retlw 0xBE
retlw 0xDD
retlw 0xFC
retlw 0x1B
retlw 0x3A
retlw 0x59
retlw 0x78
retlw 0x88
retlw 0xA9
retlw 0xCA
retlw 0xEB
retlw 0x0C
retlw 0x2D
retlw 0x4E
retlw 0x6F
retlw 0x80
retlw 0xA1
retlw 0xC2
retlw 0xE3
retlw 0x04
retlw 0x25
retlw 0x46
retlw 0x67
retlw 0xB9
retlw 0x98
retlw 0xFB
retlw 0xDA
retlw 0x3D
retlw 0x1C
retlw 0x7F
retlw 0x5E
retlw 0xB1
retlw 0x90
retlw 0xF3
retlw 0xD2
retlw 0x35
retlw 0x14
retlw 0x77
retlw 0x56
retlw 0xEA
retlw 0xCB
retlw 0xA8
retlw 0x89
retlw 0x6E
retlw 0x4F
retlw 0x2C
retlw 0x0D
retlw 0xE2
retlw 0xC3
retlw 0xA0
retlw 0x81
retlw 0x66
retlw 0x47
retlw 0x24
retlw 0x05
retlw 0xDB
retlw 0xFA
retlw 0x99
retlw 0xB8
retlw 0x5F
retlw 0x7E
retlw 0x1D
retlw 0x3C
retlw 0xD3
retlw 0xF2
retlw 0x91
retlw 0xB0
retlw 0x57
retlw 0x76
retlw 0x15
retlw 0x34
retlw 0x4C
retlw 0x6D
retlw 0x0E
retlw 0x2F
retlw 0xC8
retlw 0xE9
retlw 0x8A
retlw 0xAB
retlw 0x44
retlw 0x65
retlw 0x06
retlw 0x27
retlw 0xC0
retlw 0xE1
retlw 0x82
retlw 0xA3
retlw 0x7D
retlw 0x5C
retlw 0x3F
retlw 0x1E
retlw 0xF9
retlw 0xD8
retlw 0xBB
retlw 0x9A
retlw 0x75
retlw 0x54
retlw 0x37
retlw 0x16
retlw 0xF1
retlw 0xD0
retlw 0xB3
retlw 0x92
retlw 0x2E
retlw 0x0F
retlw 0x6C
retlw 0x4D
retlw 0xAA
retlw 0x8B
retlw 0xE8
retlw 0xC9
retlw 0x26
retlw 0x07
retlw 0x64
retlw 0x45
retlw 0xA2
retlw 0x83
retlw 0xE0
retlw 0xC1
retlw 0x1F
retlw 0x3E
retlw 0x5D
retlw 0x7C
retlw 0x9B
retlw 0xBA
retlw 0xD9
retlw 0xF8
retlw 0x17
retlw 0x36
retlw 0x55
retlw 0x74
retlw 0x93
retlw 0xB2
retlw 0xD1
retlw 0xF0

257
firmware1704/crc7.inc Normal file
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@ -0,0 +1,257 @@
;LUT for CRC7 for card commands
retlw 0x00
retlw 0x12
retlw 0x24
retlw 0x36
retlw 0x48
retlw 0x5A
retlw 0x6C
retlw 0x7E
retlw 0x90
retlw 0x82
retlw 0xB4
retlw 0xA6
retlw 0xD8
retlw 0xCA
retlw 0xFC
retlw 0xEE
retlw 0x32
retlw 0x20
retlw 0x16
retlw 0x04
retlw 0x7A
retlw 0x68
retlw 0x5E
retlw 0x4C
retlw 0xA2
retlw 0xB0
retlw 0x86
retlw 0x94
retlw 0xEA
retlw 0xF8
retlw 0xCE
retlw 0xDC
retlw 0x64
retlw 0x76
retlw 0x40
retlw 0x52
retlw 0x2C
retlw 0x3E
retlw 0x08
retlw 0x1A
retlw 0xF4
retlw 0xE6
retlw 0xD0
retlw 0xC2
retlw 0xBC
retlw 0xAE
retlw 0x98
retlw 0x8A
retlw 0x56
retlw 0x44
retlw 0x72
retlw 0x60
retlw 0x1E
retlw 0x0C
retlw 0x3A
retlw 0x28
retlw 0xC6
retlw 0xD4
retlw 0xE2
retlw 0xF0
retlw 0x8E
retlw 0x9C
retlw 0xAA
retlw 0xB8
retlw 0xC8
retlw 0xDA
retlw 0xEC
retlw 0xFE
retlw 0x80
retlw 0x92
retlw 0xA4
retlw 0xB6
retlw 0x58
retlw 0x4A
retlw 0x7C
retlw 0x6E
retlw 0x10
retlw 0x02
retlw 0x34
retlw 0x26
retlw 0xFA
retlw 0xE8
retlw 0xDE
retlw 0xCC
retlw 0xB2
retlw 0xA0
retlw 0x96
retlw 0x84
retlw 0x6A
retlw 0x78
retlw 0x4E
retlw 0x5C
retlw 0x22
retlw 0x30
retlw 0x06
retlw 0x14
retlw 0xAC
retlw 0xBE
retlw 0x88
retlw 0x9A
retlw 0xE4
retlw 0xF6
retlw 0xC0
retlw 0xD2
retlw 0x3C
retlw 0x2E
retlw 0x18
retlw 0x0A
retlw 0x74
retlw 0x66
retlw 0x50
retlw 0x42
retlw 0x9E
retlw 0x8C
retlw 0xBA
retlw 0xA8
retlw 0xD6
retlw 0xC4
retlw 0xF2
retlw 0xE0
retlw 0x0E
retlw 0x1C
retlw 0x2A
retlw 0x38
retlw 0x46
retlw 0x54
retlw 0x62
retlw 0x70
retlw 0x82
retlw 0x90
retlw 0xA6
retlw 0xB4
retlw 0xCA
retlw 0xD8
retlw 0xEE
retlw 0xFC
retlw 0x12
retlw 0x00
retlw 0x36
retlw 0x24
retlw 0x5A
retlw 0x48
retlw 0x7E
retlw 0x6C
retlw 0xB0
retlw 0xA2
retlw 0x94
retlw 0x86
retlw 0xF8
retlw 0xEA
retlw 0xDC
retlw 0xCE
retlw 0x20
retlw 0x32
retlw 0x04
retlw 0x16
retlw 0x68
retlw 0x7A
retlw 0x4C
retlw 0x5E
retlw 0xE6
retlw 0xF4
retlw 0xC2
retlw 0xD0
retlw 0xAE
retlw 0xBC
retlw 0x8A
retlw 0x98
retlw 0x76
retlw 0x64
retlw 0x52
retlw 0x40
retlw 0x3E
retlw 0x2C
retlw 0x1A
retlw 0x08
retlw 0xD4
retlw 0xC6
retlw 0xF0
retlw 0xE2
retlw 0x9C
retlw 0x8E
retlw 0xB8
retlw 0xAA
retlw 0x44
retlw 0x56
retlw 0x60
retlw 0x72
retlw 0x0C
retlw 0x1E
retlw 0x28
retlw 0x3A
retlw 0x4A
retlw 0x58
retlw 0x6E
retlw 0x7C
retlw 0x02
retlw 0x10
retlw 0x26
retlw 0x34
retlw 0xDA
retlw 0xC8
retlw 0xFE
retlw 0xEC
retlw 0x92
retlw 0x80
retlw 0xB6
retlw 0xA4
retlw 0x78
retlw 0x6A
retlw 0x5C
retlw 0x4E
retlw 0x30
retlw 0x22
retlw 0x14
retlw 0x06
retlw 0xE8
retlw 0xFA
retlw 0xCC
retlw 0xDE
retlw 0xA0
retlw 0xB2
retlw 0x84
retlw 0x96
retlw 0x2E
retlw 0x3C
retlw 0x0A
retlw 0x18
retlw 0x66
retlw 0x74
retlw 0x42
retlw 0x50
retlw 0xBE
retlw 0xAC
retlw 0x9A
retlw 0x88
retlw 0xF6
retlw 0xE4
retlw 0xD2
retlw 0xC0
retlw 0x1C
retlw 0x0E
retlw 0x38
retlw 0x2A
retlw 0x54
retlw 0x46
retlw 0x70
retlw 0x62
retlw 0x8C
retlw 0x9E
retlw 0xA8
retlw 0xBA
retlw 0xC4
retlw 0xD6
retlw 0xE0
retlw 0xF2

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[HEADER]
magic_cookie={66E99B07-E706-4689-9E80-9B2582898A13}
file_version=1.0
device=PIC16F1704
[PATH_INFO]
BuildDirPolicy=BuildDirIsProjectDir
dir_src=
dir_bin=
dir_tmp=
dir_sin=
dir_inc=
dir_lib=
dir_lkr=
[CAT_FILTERS]
filter_src=*.asm
filter_inc=*.h;*.inc
filter_obj=*.o
filter_lib=*.lib
filter_lkr=*.lkr
[CAT_SUBFOLDERS]
subfolder_src=
subfolder_inc=
subfolder_obj=
subfolder_lib=
subfolder_lkr=
[FILE_SUBFOLDERS]
file_000=.
file_001=.
file_002=.
file_003=.
file_004=.
file_005=.
file_006=.
file_007=.
[GENERATED_FILES]
file_000=no
file_001=no
file_002=no
file_003=no
file_004=no
file_005=no
file_006=no
file_007=no
[OTHER_FILES]
file_000=no
file_001=no
file_002=no
file_003=no
file_004=no
file_005=no
file_006=no
file_007=no
[FILE_INFO]
file_000=firmware1704.asm
file_001=C:\Program Files\Microchip\MPASM Suite\p16f1704.inc
file_002=crc7.inc
file_003=crc16hi.inc
file_004=crc16lo.inc
file_005=flip.inc
file_006=icon.inc
file_007=inv.inc
[SUITE_INFO]
suite_guid={6B3DAA78-59C1-46DD-B6AA-DBDAE4E06484}
suite_state=generate-absolute-code
[TOOL_SETTINGS]
TS{DD2213A8-6310-47B1-8376-9430CDFC013F}=
TS{BFD27FBA-4A02-4C0E-A5E5-B812F3E7707C}=/o"$(BINDIR_)$(TARGETBASE).cof" /M"$(BINDIR_)$(TARGETBASE).map" /W
TS{ADE93A55-C7C7-4D4D-A4BA-59305F7D0391}=
[INSTRUMENTED_TRACE]
enable=0
transport=0
format=0
[CUSTOM_BUILD]
Pre-Build=
Pre-BuildEnabled=1
Post-Build=
Post-BuildEnabled=1

257
firmware1704/flip.inc Normal file
View File

@ -0,0 +1,257 @@
;LUT for flipping bytes left to right for use with USART as IWM transmitter
retlw B'00000000'
retlw B'10000000'
retlw B'01000000'
retlw B'11000000'
retlw B'00100000'
retlw B'10100000'
retlw B'01100000'
retlw B'11100000'
retlw B'00010000'
retlw B'10010000'
retlw B'01010000'
retlw B'11010000'
retlw B'00110000'
retlw B'10110000'
retlw B'01110000'
retlw B'11110000'
retlw B'00001000'
retlw B'10001000'
retlw B'01001000'
retlw B'11001000'
retlw B'00101000'
retlw B'10101000'
retlw B'01101000'
retlw B'11101000'
retlw B'00011000'
retlw B'10011000'
retlw B'01011000'
retlw B'11011000'
retlw B'00111000'
retlw B'10111000'
retlw B'01111000'
retlw B'11111000'
retlw B'00000100'
retlw B'10000100'
retlw B'01000100'
retlw B'11000100'
retlw B'00100100'
retlw B'10100100'
retlw B'01100100'
retlw B'11100100'
retlw B'00010100'
retlw B'10010100'
retlw B'01010100'
retlw B'11010100'
retlw B'00110100'
retlw B'10110100'
retlw B'01110100'
retlw B'11110100'
retlw B'00001100'
retlw B'10001100'
retlw B'01001100'
retlw B'11001100'
retlw B'00101100'
retlw B'10101100'
retlw B'01101100'
retlw B'11101100'
retlw B'00011100'
retlw B'10011100'
retlw B'01011100'
retlw B'11011100'
retlw B'00111100'
retlw B'10111100'
retlw B'01111100'
retlw B'11111100'
retlw B'00000010'
retlw B'10000010'
retlw B'01000010'
retlw B'11000010'
retlw B'00100010'
retlw B'10100010'
retlw B'01100010'
retlw B'11100010'
retlw B'00010010'
retlw B'10010010'
retlw B'01010010'
retlw B'11010010'
retlw B'00110010'
retlw B'10110010'
retlw B'01110010'
retlw B'11110010'
retlw B'00001010'
retlw B'10001010'
retlw B'01001010'
retlw B'11001010'
retlw B'00101010'
retlw B'10101010'
retlw B'01101010'
retlw B'11101010'
retlw B'00011010'
retlw B'10011010'
retlw B'01011010'
retlw B'11011010'
retlw B'00111010'
retlw B'10111010'
retlw B'01111010'
retlw B'11111010'
retlw B'00000110'
retlw B'10000110'
retlw B'01000110'
retlw B'11000110'
retlw B'00100110'
retlw B'10100110'
retlw B'01100110'
retlw B'11100110'
retlw B'00010110'
retlw B'10010110'
retlw B'01010110'
retlw B'11010110'
retlw B'00110110'
retlw B'10110110'
retlw B'01110110'
retlw B'11110110'
retlw B'00001110'
retlw B'10001110'
retlw B'01001110'
retlw B'11001110'
retlw B'00101110'
retlw B'10101110'
retlw B'01101110'
retlw B'11101110'
retlw B'00011110'
retlw B'10011110'
retlw B'01011110'
retlw B'11011110'
retlw B'00111110'
retlw B'10111110'
retlw B'01111110'
retlw B'11111110'
retlw B'00000001'
retlw B'10000001'
retlw B'01000001'
retlw B'11000001'
retlw B'00100001'
retlw B'10100001'
retlw B'01100001'
retlw B'11100001'
retlw B'00010001'
retlw B'10010001'
retlw B'01010001'
retlw B'11010001'
retlw B'00110001'
retlw B'10110001'
retlw B'01110001'
retlw B'11110001'
retlw B'00001001'
retlw B'10001001'
retlw B'01001001'
retlw B'11001001'
retlw B'00101001'
retlw B'10101001'
retlw B'01101001'
retlw B'11101001'
retlw B'00011001'
retlw B'10011001'
retlw B'01011001'
retlw B'11011001'
retlw B'00111001'
retlw B'10111001'
retlw B'01111001'
retlw B'11111001'
retlw B'00000101'
retlw B'10000101'
retlw B'01000101'
retlw B'11000101'
retlw B'00100101'
retlw B'10100101'
retlw B'01100101'
retlw B'11100101'
retlw B'00010101'
retlw B'10010101'
retlw B'01010101'
retlw B'11010101'
retlw B'00110101'
retlw B'10110101'
retlw B'01110101'
retlw B'11110101'
retlw B'00001101'
retlw B'10001101'
retlw B'01001101'
retlw B'11001101'
retlw B'00101101'
retlw B'10101101'
retlw B'01101101'
retlw B'11101101'
retlw B'00011101'
retlw B'10011101'
retlw B'01011101'
retlw B'11011101'
retlw B'00111101'
retlw B'10111101'
retlw B'01111101'
retlw B'11111101'
retlw B'00000011'
retlw B'10000011'
retlw B'01000011'
retlw B'11000011'
retlw B'00100011'
retlw B'10100011'
retlw B'01100011'
retlw B'11100011'
retlw B'00010011'
retlw B'10010011'
retlw B'01010011'
retlw B'11010011'
retlw B'00110011'
retlw B'10110011'
retlw B'01110011'
retlw B'11110011'
retlw B'00001011'
retlw B'10001011'
retlw B'01001011'
retlw B'11001011'
retlw B'00101011'
retlw B'10101011'
retlw B'01101011'
retlw B'11101011'
retlw B'00011011'
retlw B'10011011'
retlw B'01011011'
retlw B'11011011'
retlw B'00111011'
retlw B'10111011'
retlw B'01111011'
retlw B'11111011'
retlw B'00000111'
retlw B'10000111'
retlw B'01000111'
retlw B'11000111'
retlw B'00100111'
retlw B'10100111'
retlw B'01100111'
retlw B'11100111'
retlw B'00010111'
retlw B'10010111'
retlw B'01010111'
retlw B'11010111'
retlw B'00110111'
retlw B'10110111'
retlw B'01110111'
retlw B'11110111'
retlw B'00001111'
retlw B'10001111'
retlw B'01001111'
retlw B'11001111'
retlw B'00101111'
retlw B'10101111'
retlw B'01101111'
retlw B'11101111'
retlw B'00011111'
retlw B'10011111'
retlw B'01011111'
retlw B'11011111'
retlw B'00111111'
retlw B'10111111'
retlw B'01111111'
retlw B'11111111'

289
firmware1704/icon.inc Normal file
View File

@ -0,0 +1,289 @@
;The TashTwenty logo in the form of a 32x32 bitmap icon with mask
;................................................................
;................................................................
;................................................................
;................................................................
;................................................................
;................................................................
;................................................................
;................................................................
;............................##################..######..........
;........................###### ######## ####........
;......................#### ######........
;....................#### #### ## ########........
;....................## ###### #### #### ##########..........
;....................######## ## #### ########............
;......................###### #### #### ####................
;........................## #### #### ####................
;........................## #### #### ####................
;........................## ## #### ####................
;........................## ## ###### ##########..........
;........................#### ######## ###### ####........
;..########################## ###### ## ############..
;## #### ######## ##
;## ######## ########## ##
;## ######################## ##
;## ################ ##
;## ##
;## #### ##
;## ##
;## ##
;..############################################################..
;................................................................
;................................................................
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x03
retlw 0xFE
retlw 0xE0
retlw 0x00
retlw 0x0E
retlw 0x07
retlw 0xB0
retlw 0x00
retlw 0x18
retlw 0x00
retlw 0x70
retlw 0x00
retlw 0x33
retlw 0x40
retlw 0xF0
retlw 0x00
retlw 0x2E
retlw 0xDB
retlw 0xE0
retlw 0x00
retlw 0x3C
retlw 0x9B
retlw 0xC0
retlw 0x00
retlw 0x1D
retlw 0x9B
retlw 0x00
retlw 0x00
retlw 0x09
retlw 0x9B
retlw 0x00
retlw 0x00
retlw 0x09
retlw 0x9B
retlw 0x00
retlw 0x00
retlw 0x08
retlw 0x9B
retlw 0x00
retlw 0x00
retlw 0x08
retlw 0xBB
retlw 0xE0
retlw 0x00
retlw 0x0C
retlw 0x7B
retlw 0xB0
retlw 0x7F
retlw 0xFC
retlw 0x3A
retlw 0x7E
retlw 0x80
retlw 0x06
retlw 0x00
retlw 0xF1
retlw 0x80
retlw 0x07
retlw 0x83
retlw 0xE1
retlw 0x80
retlw 0x03
retlw 0xFF
retlw 0xC1
retlw 0x80
retlw 0x00
retlw 0xFF
retlw 0x01
retlw 0x80
retlw 0x00
retlw 0x00
retlw 0x01
retlw 0x8C
retlw 0x00
retlw 0x00
retlw 0x01
retlw 0x80
retlw 0x00
retlw 0x00
retlw 0x01
retlw 0x80
retlw 0x00
retlw 0x00
retlw 0x01
retlw 0x7F
retlw 0xFF
retlw 0xFF
retlw 0xFE
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x03
retlw 0xFE
retlw 0xE0
retlw 0x00
retlw 0x0F
retlw 0xFF
retlw 0xF0
retlw 0x00
retlw 0x1F
retlw 0xFF
retlw 0xF0
retlw 0x00
retlw 0x3F
retlw 0xFF
retlw 0xF0
retlw 0x00
retlw 0x3F
retlw 0xFF
retlw 0xE0
retlw 0x00
retlw 0x3F
retlw 0xFF
retlw 0xC0
retlw 0x00
retlw 0x1F
retlw 0xFF
retlw 0x00
retlw 0x00
retlw 0x0F
retlw 0xFF
retlw 0x00
retlw 0x00
retlw 0x0F
retlw 0xFF
retlw 0x00
retlw 0x00
retlw 0x0F
retlw 0xFF
retlw 0x00
retlw 0x00
retlw 0x0F
retlw 0xFF
retlw 0xE0
retlw 0x00
retlw 0x0F
retlw 0xFF
retlw 0xF0
retlw 0x7F
retlw 0xFF
retlw 0xFF
retlw 0xFE
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0xFF
retlw 0x7F
retlw 0xFF
retlw 0xFF
retlw 0xFE
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00
retlw 0x00

257
firmware1704/inv.inc Normal file
View File

@ -0,0 +1,257 @@
;LUT for translating IWM inversions into IWM bytes
retlw 0x80
retlw 0x81
retlw 0x83
retlw 0x82
retlw 0x86
retlw 0x87
retlw 0x85
retlw 0x84
retlw 0x8C
retlw 0x8D
retlw 0x8F
retlw 0x8E
retlw 0x8A
retlw 0x8B
retlw 0x89
retlw 0x88
retlw 0x98
retlw 0x99
retlw 0x9B
retlw 0x9A
retlw 0x9E
retlw 0x9F
retlw 0x9D
retlw 0x9C
retlw 0x94
retlw 0x95
retlw 0x97
retlw 0x96
retlw 0x92
retlw 0x93
retlw 0x91
retlw 0x90
retlw 0xB0
retlw 0xB1
retlw 0xB3
retlw 0xB2
retlw 0xB6
retlw 0xB7
retlw 0xB5
retlw 0xB4
retlw 0xBC
retlw 0xBD
retlw 0xBF
retlw 0xBE
retlw 0xBA
retlw 0xBB
retlw 0xB9
retlw 0xB8
retlw 0xA8
retlw 0xA9
retlw 0xAB
retlw 0xAA
retlw 0xAE
retlw 0xAF
retlw 0xAD
retlw 0xAC
retlw 0xA4
retlw 0xA5
retlw 0xA7
retlw 0xA6
retlw 0xA2
retlw 0xA3
retlw 0xA1
retlw 0xA0
retlw 0xE0
retlw 0xE1
retlw 0xE3
retlw 0xE2
retlw 0xE6
retlw 0xE7
retlw 0xE5
retlw 0xE4
retlw 0xEC
retlw 0xED
retlw 0xEF
retlw 0xEE
retlw 0xEA
retlw 0xEB
retlw 0xE9
retlw 0xE8
retlw 0xF8
retlw 0xF9
retlw 0xFB
retlw 0xFA
retlw 0xFE
retlw 0xFF
retlw 0xFD
retlw 0xFC
retlw 0xF4
retlw 0xF5
retlw 0xF7
retlw 0xF6
retlw 0xF2
retlw 0xF3
retlw 0xF1
retlw 0xF0
retlw 0xD0
retlw 0xD1
retlw 0xD3
retlw 0xD2
retlw 0xD6
retlw 0xD7
retlw 0xD5
retlw 0xD4
retlw 0xDC
retlw 0xDD
retlw 0xDF
retlw 0xDE
retlw 0xDA
retlw 0xDB
retlw 0xD9
retlw 0xD8
retlw 0xC8
retlw 0xC9
retlw 0xCB
retlw 0xCA
retlw 0xCE
retlw 0xCF
retlw 0xCD
retlw 0xCC
retlw 0xC4
retlw 0xC5
retlw 0xC7
retlw 0xC6
retlw 0xC2
retlw 0xC3
retlw 0xC1
retlw 0xC0
retlw 0xC0
retlw 0xC1
retlw 0xC3
retlw 0xC2
retlw 0xC6
retlw 0xC7
retlw 0xC5
retlw 0xC4
retlw 0xCC
retlw 0xCD
retlw 0xCF
retlw 0xCE
retlw 0xCA
retlw 0xCB
retlw 0xC9
retlw 0xC8
retlw 0xD8
retlw 0xD9
retlw 0xDB
retlw 0xDA
retlw 0xDE
retlw 0xDF
retlw 0xDD
retlw 0xDC
retlw 0xD4
retlw 0xD5
retlw 0xD7
retlw 0xD6
retlw 0xD2
retlw 0xD3
retlw 0xD1
retlw 0xD0
retlw 0xF0
retlw 0xF1
retlw 0xF3
retlw 0xF2
retlw 0xF6
retlw 0xF7
retlw 0xF5
retlw 0xF4
retlw 0xFC
retlw 0xFD
retlw 0xFF
retlw 0xFE
retlw 0xFA
retlw 0xFB
retlw 0xF9
retlw 0xF8
retlw 0xE8
retlw 0xE9
retlw 0xEB
retlw 0xEA
retlw 0xEE
retlw 0xEF
retlw 0xED
retlw 0xEC
retlw 0xE4
retlw 0xE5
retlw 0xE7
retlw 0xE6
retlw 0xE2
retlw 0xE3
retlw 0xE1
retlw 0xE0
retlw 0xA0
retlw 0xA1
retlw 0xA3
retlw 0xA2
retlw 0xA6
retlw 0xA7
retlw 0xA5
retlw 0xA4
retlw 0xAC
retlw 0xAD
retlw 0xAF
retlw 0xAE
retlw 0xAA
retlw 0xAB
retlw 0xA9
retlw 0xA8
retlw 0xB8
retlw 0xB9
retlw 0xBB
retlw 0xBA
retlw 0xBE
retlw 0xBF
retlw 0xBD
retlw 0xBC
retlw 0xB4
retlw 0xB5
retlw 0xB7
retlw 0xB6
retlw 0xB2
retlw 0xB3
retlw 0xB1
retlw 0xB0
retlw 0x90
retlw 0x91
retlw 0x93
retlw 0x92
retlw 0x96
retlw 0x97
retlw 0x95
retlw 0x94
retlw 0x9C
retlw 0x9D
retlw 0x9F
retlw 0x9E
retlw 0x9A
retlw 0x9B
retlw 0x99
retlw 0x98
retlw 0x88
retlw 0x89
retlw 0x8B
retlw 0x8A
retlw 0x8E
retlw 0x8F
retlw 0x8D
retlw 0x8C
retlw 0x84
retlw 0x85
retlw 0x87
retlw 0x86
retlw 0x82
retlw 0x83
retlw 0x81
retlw 0x80