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CW32L052R8T6
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CW Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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{
"schema_version": 1,
"type": "component",
"slug": "cw32l052r8t6",
"title": "CW32L052R8T6",
"brief": "CW Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"single chip microcomputer-microcontroller",
"cw32l052r8t6",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CW32L052R8T6",
"manufacturer": "CW",
"package": "LQFP-64(10x10)",
"pin_count": 64,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a2c29150fe9bb6c7e0c1606baadf3c24.pdf",
"parts": {
"symbol": "cw32l052r8t6.kicad_sym",
"footprint": "cw32l052r8t6.kicad_mod",
"model_3d": "cw32l052r8t6-hero.glb",
"model_3d_plain": "cw32l052r8t6.glb",
"model_3d_step": "cw32l052r8t6-etched.step",
"model_3d_step_plain": "cw32l052r8t6.step",
"lbr": "cw32l052r8t6.lbr"
},
"distributor_links": {
"lcsc": "C20539243"
},
"distributor_check": {
"checked_at": "2026-11-13T13:06:11Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "Vcore",
"type": "power_out",
"description": "Internal regulator supply output; it must be decoupled with a 1 μF capacitor to ground and is for internal circuit use only."
},
{
"number": "2",
"name": "PC13",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions RTC_1Hz, UART1_CTS, RTC_OUT, BTIM_ETR, GTIM3_ETR and RTC_TAMP."
},
{
"number": "3",
"name": "PC14",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions AUTOTRIM_ETR, GTIM1_CH4, UART1_RTS, UART1_TXD, SPI2_MISO, GTIM3_TOGP and GTIM3_CH1; analog function OSC32_IN."
},
{
"number": "4",
"name": "PC15",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions HSE_OUT, GTIM1_CH3, GTIM1_ETR, UART1_RXD, SPI2_MOSI, GTIM3_TOGN and GTIM3_CH2; analog function OSC32_OUT."
},
{
"number": "5",
"name": "PF00",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions AUTOTRIM_ETR, GTIM1_CH2, I2C1_SDA, BTIM1_TOGN, SPI2_SCK, GTIM2_TOGP and GTIM3_CH3; analog function OSC_IN."
},
{
"number": "6",
"name": "PF01",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions LSE_OUT, GTIM1_CH1, I2C1_SCL, BTIM1_TOGP, SPI2_CS, GTIM2_TOGN and GTIM3_CH4; analog function OSC_OUT."
},
{
"number": "7",
"name": "NRST",
"type": "input",
"description": "Chip reset input with internal pull-up (8 kΩ typ.); VIL max 0.3VDD and a reset pulse shorter than 20 μs minimum is not guaranteed to reset the chip."
},
{
"number": "8",
"name": "PC00",
"type": "bidirectional",
"description": "5V-tolerant-range TTa I/O with alternate functions UART1_CTS, GTIM2_CH4, SPI1_CS, LPTIM_CH1, UART2_RXD, ATIM_CH1A and I2C2_SCL; analog function SEG23."
},
{
"number": "9",
"name": "PC01",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_RTS, GTIM2_CH3, SPI1_SCK, LPTIM_OUT, UART2_TXD, ATIM_CH2A and I2C2_SDA; analog function SEG22."
},
{
"number": "10",
"name": "PC02",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_RXD, GTIM2_CH2, SPI1_MISO, LPTIM_CH2, UART1_TXD and ATIM_CH3A; analog function SEG21."
},
{
"number": "11",
"name": "PC03",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_TXD, GTIM2_CH1, SPI1_MOSI, LPTIM_ETR, UART1_RXD and ATIM_BK; analog function SEG20."
},
{
"number": "12",
"name": "VSSA",
"type": "power_in",
"description": "Analog ground, referenced to VSS."
},
{
"number": "13",
"name": "VDDA",
"type": "power_in",
"description": "Analog supply for ADC, reset circuit and internal RC oscillator, 1.65 V to 5.5 V, which must always be greater than or equal to VDD."
},
{
"number": "14",
"name": "PA00",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_CTS, UART2_CTS, RTC_TAMP, VC1_OUT, SPI2_MISO, GTIM2_CH1 and GTIM2_ETR; analog functions ADC_AIN0, VC1_CH0 and LVD_CH1."
},
{
"number": "15",
"name": "PA01",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_RTS, UART2_RTS, I2C2_SCL, LVD_OUT, SPI2_MOSI, GTIM2_CH2 and RTC_TAMP; analog functions ADC_AIN1, VC1_CH1 and SEG19."
},
{
"number": "16",
"name": "PA02",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_TXD, UART2_TXD, I2C2_SDA, VC2_OUT, SPI2_SCK, GTIM2_CH3 and AUTOTRIM_ETR; analog functions ADC_AIN2, VC1_CH2 and SEG18."
},
{
"number": "17",
"name": "PA03",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_RXD, UART2_RXD, GTIM2_CH2, PCLK_OUT, SPI2_CS, GTIM2_CH4 and ATIM_CH3A; analog functions ADC_AIN3, VC1_CH3 and SEG17."
},
{
"number": "18",
"name": "PF04",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions UART1_TXD, GTIM1_CH2 and UART2_RXD."
},
{
"number": "19",
"name": "PF05",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions UART1_RXD, BTIM_ETR, UART2_TXD and AUTOTRIM_ETR."
},
{
"number": "20",
"name": "PA04",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_TXD, UART2_CTS, I2C2_SCL, HCLK_OUT, SPI1_CS, GTIM2_ETR and ATIM_CH2A; analog functions ADC_AIN4 and VC1_CH4."
},
{
"number": "21",
"name": "PA05",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM2_ETR, UART2_RTS, I2C2_SDA, BTIM2_TOGN, SPI1_SCK, GTIM2_CH1 and ATIM_CH1A; analog functions ADC_AIN5 and VC1_CH5."
},
{
"number": "22",
"name": "PA06",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM3_CH1, UART2_TXD, VC1_OUT, BTIM2_TOGP, SPI1_MISO, GTIM1_CH1 and ATIM_BK; analog functions ADC_AIN6, VC1_CH6 and SEG16."
},
{
"number": "23",
"name": "PA07",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM2_CH1, UART2_RXD, VC2_OUT, BTIM1_TOGN, SPI1_MOSI, GTIM1_CH2 and ATIM_CH1B; analog functions ADC_AIN7, VC1_CH7 and SEG15."
},
{
"number": "24",
"name": "PC04",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_TXD, UART3_RXD, IR_OUT and LSI_OUT; analog functions ADC_AIN8 and SEG14."
},
{
"number": "25",
"name": "PC05",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_RXD, UART3_TXD, MCO_OUT, LPTIM_ETR and LPTIM_OUT; analog functions ADC_AIN9 and SEG13."
},
{
"number": "26",
"name": "PB00",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART2_RXD, UART1_CTS, I2C2_SCL, BTIM1_TOGP, HSIOSC_OUT, GTIM1_CH3 and ATIM_CH2B; analog functions ADC_AIN10/ExRef, VC2_CH0, LVD_CH2 and SEG12."
},
{
"number": "27",
"name": "PB01",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART2_TXD, UART1_RTS, I2C2_SDA, GTIM2_TOGP, BTIM3_TOGN, GTIM1_CH4 and ATIM_CH3B; analog functions ADC_AIN11, VC2_CH1 and SEG11."
},
{
"number": "28",
"name": "PB02",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART2_CTS, UART1_TXD, LPTIM_OUT, GTIM2_TOGN, BTIM3_TOGP, GTIM1_ETR and ATIM_CH1A; analog functions ADC_AIN12 and VC2_CH2."
},
{
"number": "29",
"name": "PB10",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART2_RTS, UART1_RXD, I2C1_SCL, I2C2_SCL, SPI2_SCK, GTIM2_CH3 and ATIM_CH2A; analog functions VC2_CH3 and SEG10."
},
{
"number": "30",
"name": "PB11",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM3_ETR, UART1_TXD, I2C1_SDA, I2C2_SDA, BTIM_ETR, GTIM2_CH4 and ATIM_CH3A; analog functions LVD_CH3 and SEG9."
},
{
"number": "31",
"name": "VSS",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "32",
"name": "VDD",
"type": "power_in",
"description": "Digital supply for I/O and internal regulator, 1.65 V to 5.5 V; all VDD pins must be powered at the same voltage."
},
{
"number": "33",
"name": "PB12",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM2_TOGP, GTIM3_CH4, LSE_OUT, SPI2_CS, SPI1_CS, GTIM1_TOGP and ATIM_BK; analog function SEG8."
},
{
"number": "34",
"name": "PB13",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM2_TOGN, GTIM3_CH3, I2C2_SCL, SPI2_SCK, SPI1_SCK, GTIM1_TOGN and ATIM_CH1B; analog function SEG7."
},
{
"number": "35",
"name": "PB14",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM2_CH1, GTIM3_CH2, I2C2_SDA, SPI2_MISO, SPI1_MISO, RTC_OUT and ATIM_CH2B; analog function SEG6."
},
{
"number": "36",
"name": "PB15",
"type": "bidirectional",
"description": "TTa I/O with alternate functions GTIM2_CH2, GTIM3_CH1, BTIM2_TOGN, SPI2_MOSI, SPI1_MOSI, RTC_1Hz and ATIM_CH3B; analog function SEG5."
},
{
"number": "37",
"name": "PC06",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_RXD, UART3_TXD, BTIM2_TOGP, GTIM2_CH4 and ATIM_CH1B; analog function SEG4."
},
{
"number": "38",
"name": "PC07",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_TXD, UART3_RXD, BTIM2_TOGN, GTIM2_CH3 and ATIM_CH2B; analog function SEG3."
},
{
"number": "39",
"name": "PC08",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_CTS, UART3_TXD, GTIM3_ETR, GTIM2_CH2 and ATIM_CH3B; analog function SEG2."
},
{
"number": "40",
"name": "PC09",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_RTS, UART3_RXD, I2C1_SDA, GTIM2_CH1 and ATIM_ETR; analog function SEG1."
},
{
"number": "41",
"name": "PA08",
"type": "bidirectional",
"description": "TTa I/O with alternate functions LPTIM_ETR, UART1_TXD, BTIM2_TOGP, MCO_OUT, LVD_OUT, GTIM3_ETR and ATIM_CH1A; analog functions VC2_CH4 and SEG0."
},
{
"number": "42",
"name": "PA09",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_TXD, UART1_RXD, I2C1_SCL, BTIM1_TOGN, SPI1_CS, GTIM3_CH1 and ATIM_CH2A; analog functions VC2_CH5 and COM0."
},
{
"number": "43",
"name": "PA10",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_RXD, UART1_CTS, I2C1_SDA, BTIM1_TOGP, SPI1_SCK, GTIM3_CH2 and ATIM_CH3A; analog functions VC2_CH6 and COM1."
},
{
"number": "44",
"name": "PA11",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_CTS, UART1_RTS, I2C2_SCL, VC1_OUT, SPI1_MISO and GTIM3_CH3; analog functions VC2_CH7 and COM2."
},
{
"number": "45",
"name": "PA12",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_RTS, BTIM_ETR, I2C2_SDA, VC2_OUT, SPI1_MOSI, GTIM3_CH4 and ATIM_ETR; analog function COM3."
},
{
"number": "46",
"name": "PA13/SWDIO",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions I2C1_SDA, UART1_RXD, UART2_TXD, I2C2_SCL and IR_OUT; after reset it is configured as SWDIO with internal pull-up enabled."
},
{
"number": "47",
"name": "PF06",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions UART3_CTS, I2C1_SCL, GTIM1_TOGP, UART2_CTS, I2C2_SCL, GTIM3_TOGP and BTIM3_TOGN."
},
{
"number": "48",
"name": "PF07",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions UART3_RTS, I2C1_SDA, GTIM1_TOGN, UART2_RTS, I2C2_SDA, GTIM3_TOGN and BTIM3_TOGP."
},
{
"number": "49",
"name": "PA14/SWCLK",
"type": "bidirectional",
"description": "Standard I/O (TC structure) with alternate functions UART3_TXD, I2C1_SCL, UART1_TXD, UART2_RXD and I2C2_SDA; after reset it is configured as SWCLK with internal pull-up enabled."
},
{
"number": "50",
"name": "PA15",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_RXD, GTIM2_CH1, UART1_RXD, UART2_TXD, SPI1_CS, GTIM2_ETR and ATIM_CH1B; analog function SEG55."
},
{
"number": "51",
"name": "PC10",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_TXD, GTIM3_CH1, HCLK_OUT, BTIM1_TOGP, VC1_OUT, LPTIM_CH1 and ATIM_CH2B; analog functions SEG31 and COM4."
},
{
"number": "52",
"name": "PC11",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_RXD, GTIM3_CH2, IR_OUT, BTIM1_TOGN, VC2_OUT, LPTIM_CH2 and ATIM_CH3B; analog functions SEG30 and COM5."
},
{
"number": "53",
"name": "PC12",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART2_TXD, PCLK_OUT, LVD_OUT, UART3_RXD and HSIOSC_OUT; analog functions SEG29 and COM6."
},
{
"number": "54",
"name": "PD02",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART2_RXD, GTIM1_CH1, BTIM_ETR, UART3_TXD, RTC_1Hz, GTIM3_ETR and ATIM_ETR; analog function SEG28 and COM7."
},
{
"number": "55",
"name": "PB03",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_RTS, GTIM2_CH2, UART1_CTS, UART2_TXD, SPI1_SCK, GTIM1_ETR and ATIM_CH2B; analog functions SEG27 and VLCD4."
},
{
"number": "56",
"name": "PB04",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_CTS, GTIM2_ETR, UART1_RTS, UART2_RXD, SPI1_MISO, GTIM1_CH1 and ATIM_CH3B; analog functions SEG26 and VLCD3."
},
{
"number": "57",
"name": "PB05",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART1_RXD, GTIM3_CH4, LPTIM_CH1, UART2_RTS, SPI1_MOSI, GTIM1_CH2 and ATIM_CH1A; analog functions SEG25 and VLCD2."
},
{
"number": "58",
"name": "PB06",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_TXD, GTIM3_CH3, LPTIM_ETR, I2C1_SCL, SPI2_MOSI, GTIM1_TOGP and ATIM_CH2A; analog functions SEG24 and VLCD1."
},
{
"number": "59",
"name": "PB07",
"type": "bidirectional",
"description": "TTa I/O with alternate functions UART3_RXD, GTIM3_CH2, LPTIM_CH2, I2C1_SDA, SPI2_MISO, GTIM1_TOGN and ATIM_CH3A."
},
{
"number": "60",
"name": "PF03/BOOT",
"type": "input",
"description": "BOOT pin sampled at startup to select between running the internal Bootloader and running the user program."
},
{
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