RN8211B

{
  "slug": "rn8211b",
  "version": "0.1.0",
  "type": "component",
  "description": "RENERGY Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "rn8211b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rn8211b.kicad_sym",
    "rn8211b.kicad_mod",
    "rn8211b.glb",
    "rn8211b.step",
    "rn8211b.lbr",
    "docs/hero.png",
    "docs/rn8211b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "rn8211b-hero.glb",
    "rn8211b-hero.overlay.json",
    "rn8211b-etched.glb"
  ],
  "component": {
    "mpn": "RN8211B",
    "manufacturer": "RENERGY",
    "package": "LQFP-64(7x7)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/797f852d1a03306b31dc096bd5941398.pdf",
    "parts": {
      "symbol": "rn8211b.kicad_sym",
      "footprint": "rn8211b.kicad_mod",
      "model_3d": "rn8211b-hero.glb",
      "model_3d_plain": "rn8211b-etched.glb",
      "model_3d_step": "rn8211b-etched.step",
      "model_3d_step_plain": "rn8211b.step",
      "lbr": "rn8211b.lbr"
    },
    "distributor_links": {
      "lcsc": "C167189"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T22:34:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "LDO33",
        "type": "power_out",
        "description": "3.3V metering LDO output powering the metering ADC; external 0.1uF and 1uF capacitors in parallel."
      },
      {
        "number": "2",
        "name": "P00/AIN0/KEY2/RX2",
        "type": "bidirectional",
        "description": "P00 GPIO multiplexed with SAR-ADC input AIN0, KEY2 and UART2 RX."
      },
      {
        "number": "3",
        "name": "P01/AIN1/KEY3/TX2",
        "type": "bidirectional",
        "description": "P01 GPIO multiplexed with SAR-ADC input AIN1, KEY3 and UART2 TX."
      },
      {
        "number": "4",
        "name": "AIN2/CMP1/P02",
        "type": "bidirectional",
        "description": "SAR-ADC input AIN2, comparator 1 input, or P02 GPIO."
      },
      {
        "number": "5",
        "name": "AIN3/CMP2/P03",
        "type": "bidirectional",
        "description": "SAR-ADC input AIN3, low-power comparator 2 input, or P03 GPIO."
      },
      {
        "number": "6",
        "name": "UP",
        "type": "input",
        "description": "Positive analog input of the voltage channel; maximum differential input signal is ±1V at 1x gain."
      },
      {
        "number": "7",
        "name": "UN",
        "type": "input",
        "description": "Negative analog input of the voltage channel."
      },
      {
        "number": "8",
        "name": "IBP",
        "type": "input",
        "description": "Positive analog input of current channel B."
      },
      {
        "number": "9",
        "name": "IBN",
        "type": "input",
        "description": "Negative analog input of current channel B."
      },
      {
        "number": "10",
        "name": "IAP",
        "type": "input",
        "description": "Positive analog input of current channel A, maximum 16x gain, for manganin shunt sampling."
      },
      {
        "number": "11",
        "name": "IAN",
        "type": "input",
        "description": "Negative analog input of current channel A, maximum 16x gain, for manganin shunt sampling."
      },
      {
        "number": "12",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "13",
        "name": "REFV",
        "type": "passive",
        "description": "Reference input of the metering ADC; external 0.1uF and 1uF capacitors in parallel."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "2.8V~5.5V supply input, decoupled with 4.7uF in parallel with 0.1uF."
      },
      {
        "number": "15",
        "name": "RSTN",
        "type": "input",
        "description": "Active-low reset input with internal 50K pull-up resistor; low for more than 1ms causes reset."
      },
      {
        "number": "16",
        "name": "XO",
        "type": "passive",
        "description": "32.768kHz passive crystal pin; no external resistor or capacitor needed, isolate with ground trace."
      },
      {
        "number": "17",
        "name": "XI",
        "type": "passive",
        "description": "32.768kHz passive crystal pin; no external resistor or capacitor needed, isolate with ground trace."
      },
      {
        "number": "18",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "19",
        "name": "LDO18",
        "type": "power_out",
        "description": "1.8V LDO output supplying the 1.8V digital domain; external 1uF in parallel with 0.1uF."
      },
      {
        "number": "20",
        "name": "P93/SEG31",
        "type": "bidirectional",
        "description": "LCD segment 31 / P93 GPIO multiplexed pin."
      },
      {
        "number": "21",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "22",
        "name": "P92/SEG30",
        "type": "bidirectional",
        "description": "LCD segment 30 / P92 GPIO multiplexed pin."
      },
      {
        "number": "23",
        "name": "P91/SEG29",
        "type": "bidirectional",
        "description": "LCD segment 29 / P91 GPIO multiplexed pin."
      },
      {
        "number": "24",
        "name": "P90/SEG28",
        "type": "bidirectional",
        "description": "LCD segment 28 / P90 GPIO multiplexed pin."
      },
      {
        "number": "25",
        "name": "P87/SEG27",
        "type": "bidirectional",
        "description": "LCD segment 27 / P87 GPIO multiplexed pin."
      },
      {
        "number": "26",
        "name": "P86/SEG26",
        "type": "bidirectional",
        "description": "LCD segment 26 / P86 GPIO multiplexed pin."
      },
      {
        "number": "27",
        "name": "P85/SEG25",
        "type": "bidirectional",
        "description": "LCD segment 25 / P85 GPIO multiplexed pin."
      },
      {
        "number": "28",
        "name": "P84/SEG24",
        "type": "bidirectional",
        "description": "LCD segment 24 / P84 GPIO multiplexed pin."
      },
      {
        "number": "29",
        "name": "P83/SEG23",
        "type": "bidirectional",
        "description": "LCD segment 23 / P83 GPIO multiplexed pin."
      },
      {
        "number": "30",
        "name": "P82/SEG22",
        "type": "bidirectional",
        "description": "LCD segment 22 / P82 GPIO multiplexed pin."
      },
      {
        "number": "31",
        "name": "P81/SEG21",
        "type": "bidirectional",
        "description": "LCD segment 21 / P81 GPIO multiplexed pin."
      },
      {
        "number": "32",
        "name": "P80/SEG20",
        "type": "bidirectional",
        "description": "LCD segment 20 / P80 GPIO multiplexed pin."
      },
      {
        "number": "33",
        "name": "LCDVP2",
        "type": "passive",
        "description": "Analog charge-pump pin; connect 100nF between LCDVP2 and LCDVP1, may float when resistor-divider LCD bias is used."
      },
      {
        "number": "34",
        "name": "LCDVP1",
        "type": "passive",
        "description": "Analog charge-pump pin; connect 100nF between LCDVP2 and LCDVP1, may float when resistor-divider LCD bias is used."
      },
      {
        "number": "35",
        "name": "LCDVA",
        "type": "passive",
        "description": "LCD voltage output; requires external 470nF capacitor for both charge-pump and resistor-divider modes."
      },
      {
        "number": "36",
        "name": "LCDVB",
        "type": "passive",
        "description": "LCD voltage output; requires external 470nF capacitor for both charge-pump and resistor-divider modes."
      },
      {
        "number": "37",
        "name": "LCDVC",
        "type": "passive",
        "description": "LCD voltage output; requires external 470nF capacitor for both charge-pump and resistor-divider modes."
      },
      {
        "number": "38",
        "name": "LCDVD",
        "type": "passive",
        "description": "LCD voltage output (5V charge pump or 3.3V resistor divider); requires external 470nF capacitor."
      },
      {
        "number": "39",
        "name": "P52/SCL/TCIO",
        "type": "bidirectional",
        "description": "P52 GPIO multiplexed with I2C SCL and timer I/O; selectable pull-up, TTL/CMOS input and open-drain."
      },
      {
        "number": "40",
        "name": "P53/SDA/TCIO",
        "type": "bidirectional",
        "description": "P53 GPIO multiplexed with I2C SDA and timer I/O; selectable pull-up, TTL/CMOS input and open-drain."
      },
      {
        "number": "41",
        "name": "P54/RX5/TCIO",
        "type": "bidirectional",
        "description": "P54 GPIO multiplexed with UART5 input and timer I/O."
      },
      {
        "number": "42",
        "name": "P55/TX5/TCIO",
        "type": "bidirectional",
        "description": "P55 GPIO multiplexed with UART5 output and timer I/O."
      },
      {
        "number": "43",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "44",
        "name": "P20/RX0",
        "type": "bidirectional",
        "description": "P20 GPIO multiplexed with UART0 RX; selectable pull-up, TTL/CMOS level and open-drain."
      },
      {
        "number": "45",
        "name": "P21/TX0",
        "type": "bidirectional",
        "description": "P21 GPIO multiplexed with UART0 TX; selectable pull-up, TTL/CMOS level and open-drain."
      },
      {
        "number": "46",
        "name": "P22/RX1",
        "type": "bidirectional",
        "description": "P22 GPIO multiplexed with UART1 RX; selectable pull-up, TTL/CMOS level and open-drain."
      },
      {
        "number": "47",
        "name": "P23/TX1",
        "type": "bidirectional",
        "description": "P23 GPIO multiplexed with UART1 TX; selectable pull-up, TTL/CMOS level and open-drain."
      },
      {
        "number": "48",
        "name": "P37/INT7/HOSCI",
        "type": "bidirectional",
        "description": "P3 GPIO / external interrupt 7 / high-frequency crystal pin; crystal needs 10M ohm in series and two 15pF capacitors."
      },
      {
        "number": "49",
        "name": "P36/INT6/HOSCO",
        "type": "bidirectional",
        "description": "P3 GPIO / external interrupt 6 / high-frequency crystal pin; crystal needs 10M ohm in series and two 15pF capacitors."
      },
      {
        "number": "50",
        "name": "SEG3/COM7",
        "type": "output",
        "description": "LCD SEG3 and COM7 multiplexed port."
      },
      {
        "number": "51",
        "name": "SEG2/COM6",
        "type": "output",
        "description": "LCD SEG2 and COM6 multiplexed port."
      },
      {
        "number": "52",
        "name": "SEG1/COM5",
        "type": "output",
        "description": "LCD SEG1 and COM5 multiplexed port."
      },
      {
        "number": "53",
        "name": "SEG0/COM4",
        "type": "output",
        "description": "LCD SEG0 and COM4 multiplexed port."
      },
      {
        "number": "54",
        "name": "COM3",
        "type": "output",
        "description": "LCD COM3 port."
      },
      {
        "number": "55",
        "name": "COM2",
        "type": "output",
        "description": "LCD COM2 port."
      },
      {
        "number": "56",
        "name": "COM1",
        "type": "output",
        "description": "LCD COM1 port."
      },
      {
        "number": "57",
        "name": "COM0",
        "type": "output",
        "description": "LCD COM0 port."
      },
      {
        "number": "58",
        "name": "P10/KEY0/TCIO",
        "type": "bidirectional",
        "description": "P10 GPIO, KEY0 input and timer I/O; selectable pull-up, TTL/CMOS level and open-drain."
      },
      {
        "number": "59",
        "name": "P11/KEY1/TCIO",
        "type": "bidirectional",
        "description": "P11 GPIO, KEY1 input and timer I/O; selectable pull-up, TTL/CMOS level and open-drain."
      },
      {
        "number": "60",
        "name": "P30/INT0/TCI",
        "type": "bidirectional",
        "description": "P30 GPIO, external interrupt 0 and timer input; Schmitt input, 6mA drive; low level after reset enters ISP."
      },
      {
        "number": "61",
        "name": "P32/INT2/RTCOUT/KEY5",
        "type": "bidirectional",
        "description": "P32 GPIO, external interrupt 2, RTC pulse output and KEY5 input; Schmitt input, 6mA drive."
      },
      {
        "number": "62",
        "name": "P50/PF/RTCOUT/SF/QF",
        "type": "bidirectional",
        "description": "P50 GPIO with active, RTC, apparent or reactive pulse output; Schmitt input, 6mA drive."
      },
      {
        "number": "63",
        "name": "SWDCLK/P24/RX2",
        "type": "bidirectional",
        "description": "SWD clock, UART2 input or P24 GPIO; selectable pull-up, TTL/CMOS level and open-drain."
      },
      {
        "number": "64",
        "name": "SWDIO/P25/TX2",
        "type": "bidirectional",
        "description": "SWD data, UART2 output or P25 GPIO; selectable pull-up, TTL/CMOS level and open-drain."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Table prints pin 34 name as 'LVDVP1' (typo); the diagram and notes use LCDVP1, so LCDVP1 was used.; The table gives no RN8211B-specific description for pins 1-2 columns beyond shared text; the pin-typ; The 8211B column lists no number for the 8213-only pins; pin numbers were taken from the 8211B colum"
        ],
        "pages_sent": 78,
        "cost_usd": 0.669,
        "at": "2026-10-22T22:34:16"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/797f852d1a03306b31dc096bd5941398.pdf",
        "pages": 168,
        "sha256": "6e607c512df6bef7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "rn8211b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.8,
          9.8,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f91f2eca5f19e096f53f34ee39566d329c86d3b33cb6e5711eb08566f38cd8ed",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rn8211b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.8,
          9.8,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8a65b4953c0c7ac123651954fd001a4fe093d81f5483cd9d7c88ef8176027fcb",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}