component
DM9000CEP
Public Made by Adomby adom
DAVICOM Ethernet Controllers, LQFP-48(7x7). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+23−20@@ -86,31 +86,31 @@ "number": "10", "name": "SD7", "type": "bidirectional",- "description": "Processor data bus bit 7 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 7 (host interface). Internal pull-down ~60 kΩ." }, { "number": "11", "name": "SD6", "type": "bidirectional",- "description": "Processor data bus bit 6 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 6 (host interface). Internal pull-down ~60 kΩ." }, { "number": "12", "name": "SD5", "type": "bidirectional",- "description": "Processor data bus bit 5 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 5 (host interface). Internal pull-down ~60 kΩ." }, { "number": "13", "name": "SD4", "type": "bidirectional",- "description": "Processor data bus bit 4 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 4 (host interface). Internal pull-down ~60 kΩ." }, { "number": "14", "name": "SD3", "type": "bidirectional",- "description": "Processor data bus bit 3 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 3 (host interface). Internal pull-down ~60 kΩ." }, { "number": "15",@@ -122,43 +122,43 @@ "number": "16", "name": "SD2", "type": "bidirectional",- "description": "Processor data bus bit 2 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 2 (host interface). Internal pull-down ~60 kΩ." }, { "number": "17", "name": "SD1", "type": "bidirectional",- "description": "Processor data bus bit 1 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 1 (host interface). Internal pull-down ~60 kΩ." }, { "number": "18", "name": "SD0", "type": "bidirectional",- "description": "Processor data bus bit 0 (host interface). Internal pull-down ~60 k\u03a9."+ "description": "Processor data bus bit 0 (host interface). Internal pull-down ~60 kΩ." }, { "number": "19", "name": "EEDIO", "type": "bidirectional",- "description": "Serial data I/O for the external 93C46-style EEPROM. Internal pull-down ~60 k\u03a9."+ "description": "Serial data I/O for the external 93C46-style EEPROM. Internal pull-down ~60 kΩ." }, { "number": "20", "name": "EECK", "type": "output",- "description": "Serial clock to the external EEPROM. Also latched at power-on reset as a strap: pull-high \u2192 INT active-low, floating \u2192 INT active-high."+ "description": "Serial clock to the external EEPROM. Also latched at power-on reset as a strap: pull-high → INT active-low, floating → INT active-high." }, { "number": "21", "name": "EECS", "type": "output",- "description": "Chip-select to the external EEPROM. Also latched at power-on reset as a strap: pull-high \u2192 8-bit host bus, floating \u2192 16-bit host bus."+ "description": "Chip-select to the external EEPROM. Also latched at power-on reset as a strap: pull-high → 8-bit host bus, floating → 16-bit host bus." }, { "number": "22", "name": "SD15/WAKE", "type": "bidirectional",- "description": "16-bit mode: processor data bus bit 15. 8-bit mode: WAKE output - pulses on a wake-up event. Also latched at reset as a strap for CS# polarity in 8-bit mode (pull-high \u2192 CS# active-high, float \u2192 CS# active-low)."+ "description": "16-bit mode: processor data bus bit 15. 8-bit mode: WAKE output - pulses on a wake-up event. Also latched at reset as a strap for CS# polarity in 8-bit mode (pull-high → CS# active-high, float → CS# active-low)." }, { "number": "23",@@ -176,7 +176,7 @@ "number": "25", "name": "SD13/GP6", "type": "bidirectional",- "description": "16-bit mode: processor data bus bit 13. 8-bit mode: GP6 general-purpose output (register 1Fh); also acts at reset as a strap defining INT output type (pull-high \u2192 open-drain, float \u2192 force/push-pull)."+ "description": "16-bit mode: processor data bus bit 13. 8-bit mode: GP6 general-purpose output (register 1Fh); also acts at reset as a strap defining INT output type (pull-high → open-drain, float → force/push-pull)." }, { "number": "26",@@ -218,7 +218,7 @@ "number": "32", "name": "CMD", "type": "input",- "description": "Command type: high selects the DATA port for the current cycle, low selects the INDEX (address) port. Internal pull-down ~60 k\u03a9."+ "description": "Command type: high selects the DATA port for the current cycle, low selects the INDEX (address) port. Internal pull-down ~60 kΩ." }, { "number": "33",@@ -230,25 +230,25 @@ "number": "34", "name": "INT", "type": "output",- "description": "Interrupt request to the host. High-active by default; polarity may be flipped by EEPROM setting or by the EECK strap. Internal pull-down ~60 k\u03a9."+ "description": "Interrupt request to the host. High-active by default; polarity may be flipped by EEPROM setting or by the EECK strap. Internal pull-down ~60 kΩ." }, { "number": "35", "name": "IOR#", "type": "input",- "description": "Processor read strobe. Low-active by default; polarity configurable via EEPROM. Internal pull-down ~60 k\u03a9."+ "description": "Processor read strobe. Low-active by default; polarity configurable via EEPROM. Internal pull-down ~60 kΩ." }, { "number": "36", "name": "IOW#", "type": "input",- "description": "Processor write strobe. Low-active by default; polarity configurable via EEPROM. Internal pull-down ~60 k\u03a9."+ "description": "Processor write strobe. Low-active by default; polarity configurable via EEPROM. Internal pull-down ~60 kΩ." }, { "number": "37", "name": "CS#", "type": "input",- "description": "Chip-select to the DM9000C/CI host interface. Low-active by default; polarity configurable via EEPROM (and by the WAKE strap in 8-bit mode). Internal pull-down ~60 k\u03a9."+ "description": "Chip-select to the DM9000C/CI host interface. Low-active by default; polarity configurable via EEPROM (and by the WAKE strap in 8-bit mode). Internal pull-down ~60 kΩ." }, { "number": "38",@@ -266,7 +266,7 @@ "number": "40", "name": "PWRST#", "type": "input",- "description": "Active-low power-on reset. The DM9000C/CI is ready ~5 \u00b5s after this pin is deasserted."+ "description": "Active-low power-on reset. The DM9000C/CI is ready ~5 µs after this pin is deasserted." }, { "number": "41",@@ -388,5 +388,8 @@ "docs/dm9000cep-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }