EPCM-2644 User Manual introduces the hardware usage of EPCM-2644 product
This manual describes the EPCM2000 series data acquisition industrial control motherboards developed by ZLG, focusing on the EPCM-2644 model. It outlines the board's architecture, built‑in peripherals, and the pre‑installed µC/OS‑II real‑time operating system.
The document includes detailed sections on electrical parameters, interface definitions (MiniISA, Ethernet, RS‑232, I2C, CF card, etc.), hardware development environment, and a disclaimer. It also lists ZLG's sales and service network across China. This manual is written in Chinese.
| Processor | LPC2377 |
|---|---|
| Operating System | µC/OS-II (real‑time) |
| Ethernet Interface | 1×10/100M industrial Ethernet |
| RS‑232 Ports | 4 isolated ports (one with Modem function) |
| I2C Ports | 1 |
| Flash Memory | 2 MB |
| SRAM Expansion | 64 KB |
| Analog Input Resolution | 12‑bit |
| Analog Input Range | ±10 V / ±5 V (±20 mA current option) |
| Digital Input Channels | 8 isolated (4 capture, 2 external count) |
| Digital Output Channels | 8 open‑drain (4 PWM configurable) |
| Maximum Power Current | 600 mA |
It uses the NXP LPC2377 32‑bit ARM processor.
The board includes one 10/100 M industrial Ethernet port.
The analog inputs have a 12‑bit ADC resolution.