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Latest quotation
Fully support Android 14, Ubuntu 2004/2204, Linux, Kylin v10, Star Kylin, and OpenHarmony ARM systems
Dingchang's DC_M133, based on Allwinner A133 main control, has a 4-core 1.6GHz processor and supports Android 10. It's a B2B combination of an A133 core board and a Carrier board. With on-board Wi-Fi and Bluetooth, 4G expansion is available. It's advisable to develop with an LVDS screen. It provides 20 GPIO I/O ports, an on-board upgrade & power key, a 40-PIN MIPI CSI camera interface, and integrates a hardware watchdog.
A133, quad-core 64-bit CortexTM-A53, with a maximum main frequency of 1.6GHz
GPU
IMG PowerVR GE8300, supporting OpenGL ES 3.2/Vulkan 1.1/OpenCL 1.2
Operating Memory
LPDDR4 2G
Internal Memory
eMMC 8G/16G/32G
Memory Expansion
Supports up to 128GB TF card expansion
Display Interface
Specifications
LVDS Interface
1, with a maximum supported resolution of 1920x1080
Audio Interface
Specifications
Headphone Jack Interface
1 mono microphone input (analog signal input), 1 stereo audio output (analog signal output)
Microphone Interface
1 mono microphone input (analog signal input)
Power Amplifier Interface
Left and right stereo outputs, supporting 8Ω 10W dual speakers
Network Support
Specifications
Ethernet
1 standard RJ45 interface, 10/100M adaptive Ethernet
WIFI/Bluetooth
Onboard WIFI/BT module, supporting WiFi 2.4GHz, supporting 802.11a/b/g/n/ac protocols, supporting Bluetooth5.0 (supporting BLE), Bluetooth is optional
Mobile Network
1 built-in MINI PCIE socket for expanding and connecting 3G/4G modules
Basic Interfaces
Specifications
USB
2 USB Host interfaces (1 external standard USB2.0 socket, 1 2.0mm - 4P socket), used for connecting external high-definition USB cameras, USB flash drives, keyboards, mice and other devices
USB OTG
1 USB OTG interface (standard Type C socket) for system debugging, firmware update, and can also be set to Host mode
Serial Ports
4 serial ports, among which 3 are TTL serial ports (2 can be optionally configured as RS232 serial ports, 1 can be optionally configured as RS485 serial port), 1 debugging port
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