component
STM32L452RET6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
← Commit history
stm32l452ret6 0.1.1: pinout corrected from ST open pin data (41 pins)
1 file changed
+107−100
page.json+107−100@@ -62,32 +62,32 @@ }, { "number": "3",- "name": "PC14-OSC32_IN",+ "name": "PC14-OSC32_IN (PC14)", "type": "bidirectional", "description": "GPIO port C pin 14, 32 kHz oscillator crystal input" }, { "number": "4",- "name": "PC15-OSC32_OUT",+ "name": "PC15-OSC32_OUT (PC15)", "type": "bidirectional", "description": "GPIO port C pin 15, 32 kHz oscillator crystal output" }, { "number": "5",- "name": "PH0-OSC_IN",+ "name": "PH0-OSC_IN (PH0)", "type": "bidirectional", "description": "GPIO port H pin 0, 4 to 48 MHz crystal oscillator input" }, { "number": "6",- "name": "PH1-OSC_OUT",+ "name": "PH1-OSC_OUT (PH1)", "type": "bidirectional", "description": "GPIO port H pin 1, 4 to 48 MHz crystal oscillator output" }, { "number": "7", "name": "NRST",- "type": "bidirectional",+ "type": "input", "description": "Active low reset pin with embedded weak pull-up resistor, 5V tolerant" }, {@@ -176,63 +176,63 @@ }, { "number": "22",- "name": "PC4",+ "name": "PA6", "type": "bidirectional",- "description": "GPIO port A pin 4, 5V tolerant analog switch, ADC1_IN13, COMP1_INM, USART3 function"+ "description": "GPIO port A pin 6, 5V tolerant analog switch/Fm+ I2C, ADC1_IN11, COMP1_OUT, TIM1/TIM3/SPI1/USART3/LPUART1/QUADSPI/TIM16 functions" }, { "number": "23",- "name": "PC5",+ "name": "PA7", "type": "bidirectional",- "description": "GPIO port C pin 5, 5V tolerant analog switch, ADC1_IN14/WKUP5, COMP1_INP, USART3 function"+ "description": "GPIO port A pin 7, 5V tolerant Fm+ I2C/analog switch, ADC1_IN12, COMP2_OUT, TIM1/TIM3/I2C3/SPI1/QUADSPI functions" }, { "number": "24",- "name": "PB2",+ "name": "PC4", "type": "bidirectional",- "description": "GPIO port B pin 2, 5V tolerant analog switch, COMP1_INP, RTC_OUT, LPTIM1/I2C3/DFSDM functions"+ "description": "GPIO port A pin 4, 5V tolerant analog switch, ADC1_IN13, COMP1_INM, USART3 function" }, { "number": "25",- "name": "PB11",+ "name": "PC5", "type": "bidirectional",- "description": "GPIO port B pin 11, 5V tolerant Fm+ I2C, COMP2_OUT, TIM2/I2C4/I2C2/USART3/LPUART1/QUADSPI functions"+ "description": "GPIO port C pin 5, 5V tolerant analog switch, ADC1_IN14/WKUP5, COMP1_INP, USART3 function" }, { "number": "26",- "name": "PA6",+ "name": "PB0", "type": "bidirectional",- "description": "GPIO port A pin 6, 5V tolerant analog switch/Fm+ I2C, ADC1_IN11, COMP1_OUT, TIM1/TIM3/SPI1/USART3/LPUART1/QUADSPI/TIM16 functions"+ "description": "GPIO port B pin 0, 5V tolerant analog switch, ADC1_IN15, COMP1_OUT/SAI/QUADSPI, TIM1/TIM3/SPI1/USART3 functions" }, { "number": "27",- "name": "PA7",+ "name": "PB1", "type": "bidirectional",- "description": "GPIO port A pin 7, 5V tolerant Fm+ I2C/analog switch, ADC1_IN12, COMP2_OUT, TIM1/TIM3/I2C3/SPI1/QUADSPI functions"+ "description": "GPIO port B pin 1, 5V tolerant analog switch, ADC1_IN16, COMP1_INM, TIM1/TIM3/DFSDM/USART3/LPUART1/LPTIM2 functions" }, { "number": "28",- "name": "PB0",+ "name": "PB2", "type": "bidirectional",- "description": "GPIO port B pin 0, 5V tolerant analog switch, ADC1_IN15, COMP1_OUT/SAI/QUADSPI, TIM1/TIM3/SPI1/USART3 functions"+ "description": "GPIO port B pin 2, 5V tolerant analog switch, COMP1_INP, RTC_OUT, LPTIM1/I2C3/DFSDM functions" }, { "number": "29",- "name": "PB1",+ "name": "PB10", "type": "bidirectional",- "description": "GPIO port B pin 1, 5V tolerant analog switch, ADC1_IN16, COMP1_INM, TIM1/TIM3/DFSDM/USART3/LPUART1/LPTIM2 functions"+ "description": "GPIO port B pin 10, 5V tolerant Fm+ I2C, COMP1_OUT, TIM2/I2C4/I2C2/SPI2/USART3/LPUART1/QUADSPI/TSC functions" }, { "number": "30",- "name": "VSS",- "type": "power_in",- "description": "Ground pin"+ "name": "PB11",+ "type": "bidirectional",+ "description": "GPIO port B pin 11, 5V tolerant Fm+ I2C, COMP2_OUT, TIM2/I2C4/I2C2/USART3/LPUART1/QUADSPI functions" }, { "number": "31",- "name": "PB10",- "type": "bidirectional",- "description": "GPIO port B pin 10, 5V tolerant Fm+ I2C, COMP1_OUT, TIM2/I2C4/I2C2/SPI2/USART3/LPUART1/QUADSPI/TSC functions"+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin" }, { "number": "32",@@ -242,45 +242,45 @@ }, { "number": "33",- "name": "VDDUSB",- "type": "power_in",- "description": "USB supply voltage, 3.0 V to 3.6 V when USB used, 0 to 3.6 V otherwise"+ "name": "PB12",+ "type": "bidirectional",+ "description": "GPIO port B pin 12, 5V tolerant, TIM1_BKIN/TIM1_BKIN_COMP2, I2C2/SPI2/DFSDM/CAN1/SAI/TIM15 functions" }, { "number": "34",- "name": "PA13",+ "name": "PB13", "type": "bidirectional",- "description": "GPIO port A pin 13, JTAG TMS/SWDIO debug pin, 5V tolerant, USB NOE, IR_OUT, SAI function"+ "description": "GPIO port B pin 13, 5V tolerant Fm+ I2C, TIM1_CH1N, I2C2/SPI2/DFSDM/CAN1/SAI/TIM15 functions" }, { "number": "35",- "name": "PA12",+ "name": "PB14", "type": "bidirectional",- "description": "GPIO port A pin 12, USB DP signal, 5V tolerant, USART1/CAN/SPI1 functions"+ "description": "GPIO port B pin 14, 5V tolerant Fm+ I2C, TIM1_CH2N, I2C2/SPI2/DFSDM/SAI/TIM15 functions" }, { "number": "36",- "name": "PA11",+ "name": "PB15", "type": "bidirectional",- "description": "GPIO port A pin 11, USB DM signal, 5V tolerant, TIM1/SPI1/COMP1/USART1/CAN functions"+ "description": "GPIO port B pin 15, 5V tolerant, RTC_REFIN, TIM1_CH3N, SPI2/DFSDM/SAI/TIM15 functions" }, { "number": "37",- "name": "PA10",+ "name": "PC6", "type": "bidirectional",- "description": "GPIO port A pin 10, 5V tolerant Fm+ I2C, USART1_RX, USB_CRS_SYNC, TIM1/SAI functions"+ "description": "GPIO port C pin 6, 5V tolerant, TIM3_CH1, SDMMC1_D6, DFSDM functions" }, { "number": "38",- "name": "PA9",+ "name": "PC7", "type": "bidirectional",- "description": "GPIO port A pin 9, 5V tolerant Fm+ I2C, USART1_TX, TIM1/I2C1/DFSDM/SAI/TIM15 functions"+ "description": "GPIO port C pin 7, 5V tolerant, TIM3_CH2, SDMMC1_D7, DFSDM functions" }, { "number": "39",- "name": "PA8",+ "name": "PC8", "type": "bidirectional",- "description": "GPIO port A pin 8, 5V tolerant, MCO output, TIM1/USART1/SAI/DFSDM/LPTIM2 functions"+ "description": "GPIO port C pin 8, 5V tolerant, TIM3_CH3, SDMMC1_D0 function" }, { "number": "40",@@ -290,147 +290,147 @@ }, { "number": "41",- "name": "PC8",+ "name": "PA8", "type": "bidirectional",- "description": "GPIO port C pin 8, 5V tolerant, TIM3_CH3, SDMMC1_D0 function"+ "description": "GPIO port A pin 8, 5V tolerant, MCO output, TIM1/USART1/SAI/DFSDM/LPTIM2 functions" }, { "number": "42",- "name": "PC7",+ "name": "PA9", "type": "bidirectional",- "description": "GPIO port C pin 7, 5V tolerant, TIM3_CH2, SDMMC1_D7, DFSDM functions"+ "description": "GPIO port A pin 9, 5V tolerant Fm+ I2C, USART1_TX, TIM1/I2C1/DFSDM/SAI/TIM15 functions" }, { "number": "43",- "name": "PC6",+ "name": "PA10", "type": "bidirectional",- "description": "GPIO port C pin 6, 5V tolerant, TIM3_CH1, SDMMC1_D6, DFSDM functions"+ "description": "GPIO port A pin 10, 5V tolerant Fm+ I2C, USART1_RX, USB_CRS_SYNC, TIM1/SAI functions" }, { "number": "44",- "name": "PB15",+ "name": "PA11", "type": "bidirectional",- "description": "GPIO port B pin 15, 5V tolerant, RTC_REFIN, TIM1_CH3N, SPI2/DFSDM/SAI/TIM15 functions"+ "description": "GPIO port A pin 11, USB DM signal, 5V tolerant, TIM1/SPI1/COMP1/USART1/CAN functions" }, { "number": "45",- "name": "PB14",+ "name": "PA12", "type": "bidirectional",- "description": "GPIO port B pin 14, 5V tolerant Fm+ I2C, TIM1_CH2N, I2C2/SPI2/DFSDM/SAI/TIM15 functions"+ "description": "GPIO port A pin 12, USB DP signal, 5V tolerant, USART1/CAN/SPI1 functions" }, { "number": "46",- "name": "PB13",+ "name": "PA13 (JTMS/SWDIO)", "type": "bidirectional",- "description": "GPIO port B pin 13, 5V tolerant Fm+ I2C, TIM1_CH1N, I2C2/SPI2/DFSDM/CAN1/SAI/TIM15 functions"+ "description": "" }, { "number": "47",- "name": "PB12",- "type": "bidirectional",- "description": "GPIO port B pin 12, 5V tolerant, TIM1_BKIN/TIM1_BKIN_COMP2, I2C2/SPI2/DFSDM/CAN1/SAI/TIM15 functions"+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin" }, { "number": "48",- "name": "VSS",+ "name": "VDDUSB", "type": "power_in",- "description": "Ground pin"+ "description": "USB supply voltage, 3.0 V to 3.6 V when USB used, 0 to 3.6 V otherwise" }, { "number": "49",- "name": "VDD",- "type": "power_in",- "description": "Main supply voltage, 1.71 V to 3.6 V"+ "name": "PA14 (JTCK/SWCLK)",+ "type": "bidirectional",+ "description": "" }, { "number": "50",- "name": "VSS",- "type": "power_in",- "description": "Ground pin"+ "name": "PA15 (JTDI)",+ "type": "bidirectional",+ "description": "" }, { "number": "51",- "name": "PB9",+ "name": "PC10", "type": "bidirectional",- "description": "GPIO port B pin 9, 5V tolerant Fm+ I2C, I2C1/SPI2/CAN/SDMMC1_D5/SAI/IR_OUT functions"+ "description": "GPIO port C pin 10, 5V tolerant, TRACED1, SPI3/USART3/SDMMC1_D2/TSC functions" }, { "number": "52",- "name": "PB8",+ "name": "PC11", "type": "bidirectional",- "description": "GPIO port B pin 8, 5V tolerant Fm+ I2C, I2C1/CAN/SDMMC1_D4/SAI/TIM16 functions"+ "description": "GPIO port C pin 11, 5V tolerant, SPI3/USART3/SDMMC1_D3/TSC functions" }, { "number": "53",- "name": "PH3-BOOT0",+ "name": "PC12", "type": "bidirectional",- "description": "BOOT0 pin, 5V tolerant, selects boot mode from flash or system memory on reset"+ "description": "GPIO port C pin 12, 5V tolerant, TRACED3, SPI3/USART3/SDMMC1_CK/TSC functions" }, { "number": "54",- "name": "PB7",+ "name": "PD2", "type": "bidirectional",- "description": "GPIO port B pin 7, 5V tolerant Fm+ I2C/analog switch, USART1_RX, LPUART/CAN/I2C/TSC/COMP/SAI/TIM16 functions"+ "description": "GPIO port D pin 2, 5V tolerant, TRACED2, TIM3_ETR, USART3/SDMMC1_CMD/TSC functions" }, { "number": "55",- "name": "PB6",+ "name": "PB3 (JTDO/TRACESWO)", "type": "bidirectional",- "description": "GPIO port B pin 6, 5V tolerant Fm+ I2C/analog switch, USART1_TX, LPUART/CAN/I2C4/TSC/SAI/TIM16 functions"+ "description": "" }, { "number": "56",- "name": "PB5",+ "name": "PB4 (NJTRST)", "type": "bidirectional",- "description": "GPIO port B pin 5, 5V tolerant, LPTIM1_IN1, TIM3/CAN/I2C1/SPI1/SPI3/TSC/COMP2/SAI functions"+ "description": "" }, { "number": "57",- "name": "PB4",+ "name": "PB5", "type": "bidirectional",- "description": "GPIO port B pin 4, NJTRST JTAG pin, 5V tolerant analog switch, TIM3/I2C3/SPI1/SPI3/USART1/TSC/SAI functions"+ "description": "GPIO port B pin 5, 5V tolerant, LPTIM1_IN1, TIM3/CAN/I2C1/SPI1/SPI3/TSC/COMP2/SAI functions" }, { "number": "58",- "name": "PB3",+ "name": "PB6", "type": "bidirectional",- "description": "GPIO port B pin 3, JTAG TDO/TRACESWO pin, 5V tolerant analog switch, TIM2/SPI1/SPI3/USART1/SAI/COMP2_INM functions"+ "description": "GPIO port B pin 6, 5V tolerant Fm+ I2C/analog switch, USART1_TX, LPUART/CAN/I2C4/TSC/SAI/TIM16 functions" }, { "number": "59",- "name": "PD2",+ "name": "PB7", "type": "bidirectional",- "description": "GPIO port D pin 2, 5V tolerant, TRACED2, TIM3_ETR, USART3/SDMMC1_CMD/TSC functions"+ "description": "GPIO port B pin 7, 5V tolerant Fm+ I2C/analog switch, USART1_RX, LPUART/CAN/I2C/TSC/COMP/SAI/TIM16 functions" }, { "number": "60",- "name": "PC12",+ "name": "PH3-BOOT0 (BOOT0)", "type": "bidirectional",- "description": "GPIO port C pin 12, 5V tolerant, TRACED3, SPI3/USART3/SDMMC1_CK/TSC functions"+ "description": "" }, { "number": "61",- "name": "PC11",+ "name": "PB8", "type": "bidirectional",- "description": "GPIO port C pin 11, 5V tolerant, SPI3/USART3/SDMMC1_D3/TSC functions"+ "description": "GPIO port B pin 8, 5V tolerant Fm+ I2C, I2C1/CAN/SDMMC1_D4/SAI/TIM16 functions" }, { "number": "62",- "name": "PC10",+ "name": "PB9", "type": "bidirectional",- "description": "GPIO port C pin 10, 5V tolerant, TRACED1, SPI3/USART3/SDMMC1_D2/TSC functions"+ "description": "GPIO port B pin 9, 5V tolerant Fm+ I2C, I2C1/SPI2/CAN/SDMMC1_D5/SAI/IR_OUT functions" }, { "number": "63",- "name": "PA15",- "type": "bidirectional",- "description": "GPIO port A pin 15, JTAG TDI pin, 5V tolerant, TIM2/USART2/SPI1/SPI3/USART3/UART4/TSC/EVENTOUT functions"+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin" }, { "number": "64",- "name": "PA14",- "type": "bidirectional",- "description": "GPIO port A pin 14, JTAG TCK/SWCLK pin, 5V tolerant, LPTIM1_OUT, I2C1/I2C4/SAI/EVENTOUT functions"+ "name": "VDD",+ "type": "power_in",+ "description": "Main supply voltage, 1.71 V to 3.6 V" } ], "provenance": {@@ -446,7 +446,14 @@ "total": 64, "described": 64, "cites_pages": true,- "refuses_to_fabricate": true+ "refuses_to_fabricate": true,+ "checked_against": "STM32_open_pin_data STM32L452R(C-E)Tx.xml"+ },+ "correction": {+ "at": "2026-09-30",+ "what": "41 of 64 pins corrected",+ "how": "pinout rebuilt from STMicroelectronics STM32_open_pin_data (STM32L452R(C-E)Tx.xml, LQFP64); the previous pinout came from a single-model extraction",+ "symbol": "regenerated from the corrected pinout" } }, "viewers": {@@ -496,7 +503,7 @@ "viewers/symbol.html", "viewers/footprint.html" ],- "visibility": "public",- "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",- "org": "adom"-}+ "visibility": {+ "public": true+ }+}