ch376t

@@ -33,5 +33,150 @@   "author": {     "name": "Ray",     "email": "[email protected]"+  },+  "component": {+    "mpn": "CH376T",+    "manufacturer": "WCH Jiangsu Qin Heng",+    "package": "SSOP-20-208mil",+    "pin_count": 20,+    "category": "USB Converters",+    "parts": {+      "symbol": "ch376t.kicad_sym",+      "footprint": "ch376t.kicad_mod",+      "model_3d": "ch376t-etched.glb",+      "model_3d_plain": "ch376t.glb",+      "model_3d_step": "ch376t-etched.step",+      "model_3d_step_plain": "ch376t.step",+      "lbr": "ch376t.lbr"+    },+    "pins": [+      {+        "number": "1",+        "name": "INT#",+        "type": "output",+        "description": "Interrupt request output, active low, built-in pull-up resistor. Asserted to notify the MCU of USB/SD/file-system events (device connect, transfer complete, etc.)."+      },+      {+        "number": "2",+        "name": "RSTI",+        "type": "input",+        "description": "External reset input, active low, built-in pull-down resistor. Drive low to force a hardware reset of the chip."+      },+      {+        "number": "3",+        "name": "SPI#",+        "type": "input",+        "description": "Interface-mode configuration input latched during chip internal reset, built-in pull-up resistor. Selects between SPI device interface (low at reset) and UART serial interface (high at reset) for MCU communication."+      },+      {+        "number": "4",+        "name": "TXD",+        "type": "bidirectional",+        "description": "Dual-function pin: at chip internal reset it acts as an interface-configuration strap input (built-in pull-up); after reset it is the asynchronous serial (UART) transmit data output."+      },+      {+        "number": "5",+        "name": "RXD",+        "type": "input",+        "description": "Asynchronous serial (UART) receive data input, built-in pull-up resistor. Baud rate is programmable up to 3 Mbps via the SET_BAUDRATE command."+      },+      {+        "number": "6",+        "name": "SD_DI",+        "type": "input",+        "description": "Serial data input of the SD card SPI host interface (data from SD card to CH376), built-in pull-up resistor."+      },+      {+        "number": "7",+        "name": "V3",+        "type": "power_in",+        "description": "Internal 3.3 V regulator node. Tie to VCC when operating at 3.3 V supply; connect an external 0.01 uF decoupling capacitor when operating at 5 V supply."+      },+      {+        "number": "8",+        "name": "UD+",+        "type": "bidirectional",+        "description": "USB bus D+ data line. Connects directly to the USB connector D+ pin (host or device mode)."+      },+      {+        "number": "9",+        "name": "UD-",+        "type": "bidirectional",+        "description": "USB bus D- data line. Connects directly to the USB connector D- pin (host or device mode)."+      },+      {+        "number": "10",+        "name": "GND",+        "type": "power_in",+        "description": "Common ground reference; must be tied to the ground wire of the USB bus."+      },+      {+        "number": "11",+        "name": "XI",+        "type": "input",+        "description": "Crystal oscillator input terminal. Connect a 12 MHz crystal (with the usual load capacitors) between XI and XO."+      },+      {+        "number": "12",+        "name": "XO",+        "type": "output",+        "description": "Inverted crystal oscillator output terminal. Connect a 12 MHz crystal between XI and XO."+      },+      {+        "number": "13",+        "name": "SCS",+        "type": "input",+        "description": "SPI device interface chip-select input from the MCU, active low, built-in pull-up resistor."+      },+      {+        "number": "14",+        "name": "SCK",+        "type": "input",+        "description": "SPI device interface serial clock input from the MCU, built-in pull-up resistor. Supports SPI rates up to 24 MHz."+      },+      {+        "number": "15",+        "name": "SDI",+        "type": "input",+        "description": "SPI device interface serial data input (MOSI) from the MCU, built-in pull-up resistor."+      },+      {+        "number": "16",+        "name": "SDO",+        "type": "tri_state",+        "description": "SPI device interface serial data output (MISO) to the MCU. Three-state output; high-impedance when SCS is deasserted."+      },+      {+        "number": "17",+        "name": "SD_CS",+        "type": "output",+        "description": "SD card SPI host interface chip-select output, active low, open-drain with built-in pull-up resistor."+      },+      {+        "number": "18",+        "name": "SD_DO/RST",+        "type": "output",+        "description": "Dual-function pin. In SD card mode it is the SPI serial data output (SD_DO, data from CH376 to SD card). Before entering SD card mode it acts as a power-on/external reset output (RST), active high."+      },+      {+        "number": "19",+        "name": "SD_CK",+        "type": "output",+        "description": "SD card SPI host interface serial clock output (up to 6 MHz)."+      },+      {+        "number": "20",+        "name": "VCC",+        "type": "power_in",+        "description": "Positive power supply input. Supports 5 V, 3.3 V, or 3 V operation; requires an external 0.1 uF decoupling capacitor to GND."+      }+    ],+    "provenance": {+      "rebuilt": "component block rebuilt 2026-10-05 from this page's own README pinout table and .kicad_sym (pins cross-checked), no re-extraction"+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    }   }-}\ No newline at end of file+}