2022-12-31 02:10:27 +01:00
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- [USB commands](#usb-commands)
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---
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2022-12-31 01:12:02 +01:00
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## USB commands
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2022-12-31 02:10:27 +01:00
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2023-02-20 18:17:09 +01:00
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| id | name | arg0 | arg1 | data | response | description |
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| --- | ---------------------- | ------------ | ------------ | ---- | ---------------- | ------------------------------------------------------------- |
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| `v` | **IDENTIFIER_GET** | --- | --- | --- | identifier | Get flashcart identifier `SCv2` |
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| `V` | **VERSION_GET** | --- | --- | --- | version | Get flashcart firmware version |
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| `R` | **STATE_RESET** | --- | --- | --- | --- | Reset flashcart state (CIC params and config options) |
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| `B` | **CIC_PARAMS_SET** | cic_params_0 | cic_params_1 | --- | --- | Set CIC emulation parameters (disable/seed/checksum) |
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| `c` | **CONFIG_GET** | config_id | --- | --- | current_value | Get config option |
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| `C` | **CONFIG_SET** | config_id | new_value | --- | --- | Set config option |
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| `a` | **SETTING_GET** | setting_id | --- | --- | current_value | Get persistent setting option |
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| `A` | **SETTING_SET** | setting_id | new_value | --- | --- | Set persistent setting option |
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| `t` | **TIME_GET** | --- | --- | --- | time | Get current RTC value |
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| `T` | **TIME_SET** | time_0 | time_1 | --- | --- | Set new RTC value |
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| `m` | **MEMORY_READ** | address | length | --- | data | Read data from specified memory address |
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| `M` | **MEMORY_WRITE** | address | length | data | --- | Write data to specified memory address |
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| `U` | **USB_WRITE** | type | length | data | N/A | Send data to be received by app running on N64 (no response!) |
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| `D` | **DD_SET_BLOCK_READY** | success | --- | --- | --- | Notify flashcart about 64DD block readiness |
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2023-04-04 20:25:58 +02:00
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| `W` | **WRITEBACK_ENABLE** | --- | --- | --- | --- | Enable save writeback through USB packet |
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2023-02-20 18:17:09 +01:00
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| `p` | **FLASH_WAIT_BUSY** | wait | --- | --- | erase_block_size | Wait until flash ready / Get flash block erase size |
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| `P` | **FLASH_ERASE_BLOCK** | address | --- | --- | --- | Start flash block erase |
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| `f` | **FIRMWARE_BACKUP** | address | --- | --- | status/length | Backup firmware to specified memory address |
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| `F` | **FIRMWARE_UPDATE** | address | length | --- | status | Update firmware from specified memory address |
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| `?` | **DEBUG_GET** | --- | --- | --- | debug_data | Get internal FPGA debug info |
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| `%` | **STACK_USAGE_GET** | --- | --- | --- | stack_usage | Get per task stack usage |
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