2024-11-10 19:34:04 +03:00
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---
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title: NIIMBOT printers protocol
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---
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WIP
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2024-11-10 21:20:37 +03:00
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# NIIMBOT printers protocol
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## Packet structure
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2024-11-10 19:34:04 +03:00
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* **Prefix** - prefix `0x03` is present in only one command - **Connect**.
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* **Head** - always 2 bytes (`0x55` `0x55`).
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* **Command** - command (packet) identifier.
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* **Data Length** - number of bytes of data.
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* **Data** - data with **Data length** length.
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* **Checksum** - calculated by XOR of all bytes from **Command** to the last byte of **Data** (inclusive).
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* **Tail** - always 2 bytes (`0xAA` `0xAA`).
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2024-11-10 21:20:37 +03:00
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## List of packets
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| Request ID | Name | Response ID(s) |
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|------|------------|------|
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| 0x01 | PrintStart | 0x02 |
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| 0x03 | PageStart | 0x04 |
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| 0x05 | PrinterLog | 0x06 |
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| 0x0b | AntiFake | 0x0c |
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| 0x13 | SetPageSize | 0x14 |
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| 0x15 | PrintQuantity | 0x16 |
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| 0x1a | RfidInfo | 0x1b |
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| 0x1c | RfidInfo2 | 0x1d |
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| 0x20 | PrintClear | 0x30 |
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| 0x21 | SetDensity | 0x31 |
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| 0x23 | SetLabelType | 0x33 |
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| 0x27 | SetAutoShutdownTime | 0x37 |
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| 0x28 | PrinterReset | 0x38 |
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| 0x40 | PrinterInfo | 0x4f, 0x47, 0x4d, 0x4a, 0x41, 0x4c, 0x43, 0x46, 0x48, 0x4b, 0x49, 0x42 |
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| 0x54 | RfidSuccessTimes | 0x64 |
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| 0x58 | SoundSettings | 0x68 |
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| 0x59 | CalibrateHeight | 0x69 |
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| 0x5a | PrintTestPage | 0x6a |
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| 0x70 | WriteRFID | 0x71 |
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| 0x83 | PrintBitmapRowIndexed | ⚠ one way |
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| 0x84 | PrintEmptyRow | ⚠ one way |
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| 0x85 | PrintBitmapRow | ⚠ one way |
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| 0x8e | LabelPositioningCalibration | 0x8f |
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| 0xa3 | PrintStatus | 0xb3 |
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| 0xa5 | PrinterStatusData | 0xb5 |
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| 0xaf | PrinterConfig | 0xbf |
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| 0xc1 | Connect | 0xc2 |
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| 0xda | CancelPrint | 0xd0 |
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| 0xdc | Heartbeat | 0xde, 0xdf, 0xdd, 0xd9 |
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| 0xe3 | PageEnd | 0xe4 |
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| 0xf3 | PrintEnd | 0xf4 |
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