Dingoo A320 (DingooEmu)¶
Background¶
The Dingoo A320 is a handheld game console developed by Dingoo Digital Technology, featuring an Ingenic JZ4740 MIPS SoC running at 336-400 MHz, 32 MB RAM, and a 2.8" 320×240 TFT LCD screen. The device became popular for its open-source community firmware (Dingux/OpenDingux) and homebrew ecosystem. DingooEmu is an emulator for this platform written in Rust, with a libretro core front-end.
The DingooEmu core has been authored by:
- Aloys
The DingooEmu core is licensed under:
A summary of the licenses behind RetroArch and its cores can be found here.
BIOS¶
No BIOS or firmware files are required.
Extensions¶
Content that can be loaded by the DingooEmu core have the following file extensions:
- .app
RetroArch database(s) that are associated with the DingooEmu core:
- Dingoo A320
Features¶
Frontend-level settings or features that the DingooEmu core respects:
| Feature | Supported |
|---|---|
| Restart | ✔ |
| Saves | ✔ |
| States | ✔ |
| Rewind | ✕ |
| Netplay | ✕ |
| Core Options | ✔ |
| Memory Monitoring (achievements) | ✕ |
| RetroArch Cheats | ✔ |
| Native Cheats | ✕ |
| Controls | ✔ |
| Remapping | ✔ |
| Multi-Mouse | ✕ |
| Rumble | ✕ |
| Sensors | ✕ |
| Camera | ✕ |
| Location | ✕ |
| Subsystem | ✕ |
| Softpatching | ✕ |
| Disk Control | ✕ |
| Username | ✕ |
| Language | ✕ |
| Crop Overscan | ✕ |
| LEDs | ✕ |
Directories¶
The DingooEmu core's library name is 'Dingoo A320 (DingooEmu)'
Core options¶
The DingooEmu core has the following core options:
- Audio Volume (
dingooemu_volume) - Set the audio volume level. Default: 100%. - Key Auto-Repeat Delay (
dingooemu_repeat_delay) - Set the delay before key auto-repeat starts (in frames). Default: 24. - Key Auto-Repeat Period (
dingooemu_repeat_period) - Set the interval between key auto-repeat events (in frames). Default: 6. - Swap A/B Buttons (
dingooemu_swap_ab) - Swap the A and B button mappings. Default: disabled. - CPU/HLE Debug Logging (
dingooemu_debug_logging) - Enable debug logging for CPU and HLE operations. Default: disabled. - Unknown MIPS Instruction Policy (
dingooemu_unknown_instruction) - Set the behavior when encountering unknown MIPS instructions. Default: skip.
Usage¶
The DingooEmu core loads .app game files from the Dingoo A320 handheld ecosystem. Video is output in the XRGB8888 pixel format at 320×240 resolution, and audio is output as stereo at 22050 Hz. Save states, cheats, and core options are fully implemented.
User 1 device types¶
The DingooEmu core supports the following device type(s) in the controls menu, bolded device types are the default for the specified user(s):
- RetroPad - Gamepad
Joypad¶
| RetroPad Inputs | User 1 input descriptors |
|---|---|
 |
D-Pad Up |
 |
D-Pad Down |
 |
D-Pad Left |
 |
D-Pad Right |
 |
A |
 |
B |
 |
X |
 |
Y |
 |
Start |
 |
Select |
 |
L |
 |
R |
Memory¶
The DingooEmu core exposes the following memory regions:
| Memory Region | Description |
|---|---|
| System RAM | 32 MB main system memory |
| Video RAM | Framebuffer memory (320×240 RGB565) |