ZEUS Technical Manual | Detailed hardware description |
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Expander 2 - I2C Address 0x22 |
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| GPIO | Signal name | Dir | Active | Function |
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| state | See section… | ||||||
0 | CLK_SHDN# | Output | Low | Clock Synthesizer | PU | |||
Shutdown | management, page 72 | |||||||
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1 | LVDS_FES# | Output | Low | LVDS Falling Edge | PU | |||
Strobe | page 47 | |||||||
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2 | CAN_SHDN | Output | High | CAN Transceiver | PU | |||
shutdown | ||||||||
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3 | U1_RS232_SHDN# | Output | Low | COM1 RS232 | PU |
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transceiver shutdown | ||||||||
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4 | U2_RS232_SHDN# | Output | Low | COM2 RS232 | PU | management, page 73 | ||
transceiver shutdown |
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| COM3 RS485 |
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5 | U3_RS485_SLO# | Output | Low | transceiver slew rate | PU | |||
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| control |
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| COM4 RS485 |
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6 | U4_RS485_SLO# | Output | Low | transceiver slew rate | PU | |||
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| control |
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7 | NOT USED |
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ISS | Inputs | NA | PCB Issue Number |
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VER | Inputs | NA | PCB Version Number |
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© 2007 Eurotech Ltd Issue D | 30 |