COMET
tomstorey
A highly integrated, small form factor Motorola 68000 based computer featuring "COM" ports and an "ET"hernet controller, and associated bits and pieces
Components (46)
| Reference | Value | Description |
|---|---|---|
| Q1,Q2 | BSS138 | |
| U1 | USB2514B-AEZC | USB 2.0 Hi-Speed Hub Controller |
| U2 | MIC2026-1YM | |
| U3 | 24LC02B-I/P | |
| U4 | MCP2221A-I/ST | USB 2.0 to I2C/UART Protocol Converter with GPIO |
| U5 | PCA9535PW | 16-bit I2C I/O expander with interrupt |
| U6,U8 | FT232RNL | USB 2.0 to UART Protocol Converter with GPIO |
| U7,U9 | MAX3243ECDB | Multichannel RS-232 Line Driver/Receiver |
| U10 | EPM7032SLC44-10 | |
| U11 | SN74HCT245DWR | Octal bus transceiver; 3-state |
| U12-U22,U25,U28 | SN74LVC1G07DBV | Buffer with open-drain output |
| U23 | LM1117-3.3 | |
| U24 | APX803-31SAG-7 | 3-pin Microprocessor Reset Circuit |
| U26,U27 | USBLC6-2SC6 | 2-channel low capacitance ESD protection |
| C1,C3,C9 | 1uF | |
| C2,C4,C5,C10,C12,C15-C24,C29,C30,C32-C47,C53 | 100nF | |
| C6,C7,C13 | 1nF | |
| C11 | 100uF | |
| C14 | 470nF | |
| C26,C49-C51 | 22uF | |
| C27 | 47uF | |
| C31 | 10uF | |
| D1-D6 | GREEN | |
| J1 | UE27-BC54-100 | USB Type B connector |
| J2 | GSB12121031EU | USB Type A connector |
| J3 | Conn_01x04 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J4,J5 | 95501-2881 | RJ connector, 8P8C (8 positions 8 connected), RJ31/RJ32/RJ33/RJ34/RJ35/RJ41/RJ45/RJ49/RJ61, Unshielded |
| J6 | JTAG | Generic connector, double row, 02x05, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J7,J8 | Conn_02x08_Odd_Even | Generic connector, double row, 02x08, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J9 | Conn_02x04_Odd_Even | Generic connector, double row, 02x04, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J10 | Conn_02x02_Odd_Even | Generic connector, double row, 02x02, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J11-J14 | Conn_01x01_Pin | Generic connector, single row, 01x01, script generated |
| R1,R27 | 330R | |
| R2,R3 | 100K | |
| R4,R6-R10,R13,R19,R22,R23,R29,RN1-RN7 | 10K | 4 resistor network, parallel topology |
| R5 | 12K0 | |
| R11 | 0R | |
| R12 | 560R | |
| R14-R16,R25,R26,R28 | 1K5 | |
| R17,R20,R21,R30,R31 | 1K | |
| R18 | 4K7 | |
| R24 | 220R | |
| SW1 | SW_Push | Push button switch, generic, two pins |
| TP1-TP5 | TestPoint | test point |
| X1 | DIN41612_03x32_ABC_COMETbus | DIN41612 3x32 male connector with COMETbus signals |
| Y1 | ECS-3963-240-BN | Crystal Clock Oscillator, SMD 7.0x5.0mm |