The X12 is an industrial-grade 1-channel serial port and 1-channel CAN Bus module specifically designed to expand the capabilities of the ARMxy series ARM embedded industrial computers. It features electrical isolation and provides 1-channel RS485 or RS232 and 1-channel CAN interfaces, significantly enhancing the performance of the ARMxy series ARM embedded industrial computers.
The X12 serial port module supports baud rates from 1200 to 115200BPS and Full-duplex / Half-duplex communication modes. It can operate stably in harsh environments and is widely used in industrial automation and control systems.
X12 is an industrial-grade expansion module specifically designed for the ARMxy series ARM embedded computers. The module features electrical isolation, overvoltage protection, ESD protection, fault protection, and overcurrent protection circuit designs, ensuring stability and reliability in complex industrial environments.
X12 provides 1 optional RS485 or RS232, along with 1 CAN bus, greatly expanding the I/O capabilities of the ARMxy series ARM embedded computers.
X12 support baud rates up to 10 Mbps and support full-duplex / half-duplex communication modes.
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Name |
Parameter |
Description |
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Power Supply |
Operating Power |
Internal Voltage |
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Working Voltage |
12V-24V |
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Power Consumption |
0.5W |
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RS485/RS232
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Channel |
1 Channel |
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Transmission Mode |
Optional: 1×RS232 or 1×RS485 |
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Maximum Baud Rate |
RS232: 115kbps RS485: 10Mbps |
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Data Bits |
RS232: 5-bit, 6-bit, 7-bit, 8-bit (configurable) RS485: 5-bit, 6-bit, 7-bit, 8-bit (configurable) |
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Stop Bits: |
RS232: 1-bit, 2-bit (configurable) RS485: 1-bit, 2-bit (configurable) |
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Parity |
RS232: Odd parity, Even parity, No parity (configurable) RS485: Odd parity, Even parity, No parity (configurable) |
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Flow Control |
RS232: Not supported RS485: Not supported |
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Impedance |
RS232: Input impedance 300 Ω, Output impedance 3 kΩ RS485: 120 Ω |
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Measured Distance and Operating Baud Rate |
RS232: 15 meters (baud rate ≤ 1200 bps) RS485: 200 meters (baud rate ≤ 115200 bps) |
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Supports Multi-Drop Communication |
RS232: Not supported RS485: Requires custom development |
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Communication Mode |
RS232: Full-duplex / Half-duplex / Simplex RS485: Unidirectional Half-duplex / Simplex |
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Data Transmission Mode |
RS232: Transmit and receive mode, Receive-only mode, Transmit-only mode RS485: Transmit and receive mode, Receive-only mode, Transmit-only mode |
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Logic Level |
RS232 |
Logic “1”: 1.5 V |
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Logic “0”: 2.4 V |
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RS485 |
Logic “1”: -3 V |
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Logic “0”: +3 V |
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Maximum Output Current per Channel |
250mA (at 26℃) |
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Isolation Protection |
2KVrms (built-in) |
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Communication Cable Requirements |
Shielded twisted pair cable |
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CAN |
Channel |
1 Channel |
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Transmission Mode |
CAN BUS |
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Maximum Baud Rate |
Nominal Bit Rate: 1000Kbps Data Bit Rate: 5000Kbps |
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Flow Control |
Not supported |
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Impedance |
45KΩ |
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Measured Distance and Operating Baud Rate |
200 meters (baud rate = 500 Kbps) |
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Multi-Node Communication |
Support |
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Logic Level |
Logic “1”: 3.5V Logic “0”: 1.2V |
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Maximum Output Current per Channel |
100mA (26℃) |
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Isolation Protection |
2KVrms (built-in) |
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Communication Cable Requirements |
Shielded twisted pair cable |
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Certifications |
EMC |
IEC 61000-4-2 (ESD) Level 3 |
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IEC 61000-4-4 (EFT) Level 3 |
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IEC 61000-4-5 (Surge) Level 3 |
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