| 1 | ANT | I/O | Multiplexed I/O & Peripheral Pin ANT (General) |
| 2 | VDDA3 | Power | Power Supply Input (VDDA3 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 3 | VDDA4 | Power | Power Supply Input (VDDA4 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 4 | CHIP_PU | I | System Enable & Hardware Reset (CHIP_PU) |
| 5 | XTAL 32K N/GPIO0__ | I/O | Multiplexed I/O & Peripheral Pin XTAL 32K N/GPIO0__ (RTC/CLK) |
| 6 | XTAL 32K P/GPIO1__ | I/O | Multiplexed I/O & Peripheral Pin XTAL 32K P/GPIO1__ (RTC/CLK) |
| 7 | GPIO2 | I/O | Multiplexed I/O & Peripheral Pin GPIO2 (General) |
| 8 | GPIO3 | I/O | Multiplexed I/O & Peripheral Pin GPIO3 (General) |
| 9 | GPIO4 | I/O | Multiplexed I/O & Peripheral Pin GPIO4 (General) |
| 10 | GPIO5 | I/O | Multiplexed I/O & Peripheral Pin GPIO5 (General) |
| 11 | VDDPST_1 | Power | Power Supply Input (VDDPST_1 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 12 | GPIO6 | I/O | Multiplexed I/O & Peripheral Pin GPIO6 (General) |
| 13 | GPIO7 | I/O | Multiplexed I/O & Peripheral Pin GPIO7 (General) |
| 14 | GPIO8 | I/O | Multiplexed I/O & Peripheral Pin GPIO8 (General) |
| 15 | GPIO9 | I/O | Multiplexed I/O & Peripheral Pin GPIO9 (General) |
| 16 | GPIO10 | I/O | Multiplexed I/O & Peripheral Pin GPIO10 (General) |
| 17 | GPIO11 | I/O | Multiplexed I/O & Peripheral Pin GPIO11 (General) |
| 18 | VREF_TOUCH | Analog | Multiplexed I/O & Peripheral Pin VREF_TOUCH (General) |
| 19 | GPIO12 | I/O | Multiplexed I/O & Peripheral Pin GPIO12 (General) |
| 20 | GPIO13 | I/O | Multiplexed I/O & Peripheral Pin GPIO13 (General) |
| 21 | GPIO14 | I/O | Multiplexed I/O & Peripheral Pin GPIO14 (General) |
| 22 | GPIO15 | I/O | Multiplexed I/O & Peripheral Pin GPIO15 (General) |
| 23 | GPIO16 | I/O | Multiplexed I/O & Peripheral Pin GPIO16 (General) |
| 24 | GPIO17 | I/O | Multiplexed I/O & Peripheral Pin GPIO17 (General) |
| 25 | GPIO18 | I/O | Multiplexed I/O & Peripheral Pin GPIO18 (General) |
| 26 | GPIO19 | I/O | Multiplexed I/O & Peripheral Pin GPIO19 (General) |
| 27 | SDIO_DATA0 | I/O | Multiplexed I/O & Peripheral Pin SDIO_DATA0 (General) |
| 28 | SDIO_DATA1 | I/O | Multiplexed I/O & Peripheral Pin SDIO_DATA1 (General) |
| 29 | SDIO_DATA2 | I/O | Multiplexed I/O & Peripheral Pin SDIO_DATA2 (General) |
| 30 | VDD_PSRAM1P81__ | Power | Power Supply Input (VDD_PSRAM1P81__ — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 31 | SDIO_DATA3 | I/O | Multiplexed I/O & Peripheral Pin SDIO_DATA3 (General) |
| 32 | SDIO_CLK | I/O | Multiplexed I/O & Peripheral Pin SDIO_CLK (General) |
| 33 | SDIO_CMD | I/O | Multiplexed I/O & Peripheral Pin SDIO_CMD (General) |
| 34 | VDD_PSRAM1P82__ | Power | Power Supply Input (VDD_PSRAM1P82__ — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 35 | VDD_LDO1P8_ | Power | Power Supply Input (VDD_LDO1P8_ — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 36 | SPICS | I/O | Multiplexed I/O & Peripheral Pin SPICS (SPI) |
| 37 | SPIQ | I/O | Multiplexed I/O & Peripheral Pin SPIQ (SPI) |
| 38 | SPIWP | I/O | Multiplexed I/O & Peripheral Pin SPIWP (SPI) |
| 39 | VDD_SPI | Power | Regulated Power Output (VDD_SPI — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 40 | SPIHD | I/O | Multiplexed I/O & Peripheral Pin SPIHD (SPI) |
| 41 | SPICLK | I/O | Multiplexed I/O & Peripheral Pin SPICLK (SPI) |
| 42 | SPID | I/O | Multiplexed I/O & Peripheral Pin SPID (SPI) |
| 43 | VCCA/VDDPST_2 | Power | Power Supply Input (VCCA/VDDPST_2 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 44 | USB_DP | I/O | Multiplexed I/O & Peripheral Pin USB_DP (USB) |
| 45 | USB_DM | I/O | Multiplexed I/O & Peripheral Pin USB_DM (USB) |
| 46 | GPIO33 | I/O | Multiplexed I/O & Peripheral Pin GPIO33 (General) |
| 47 | GPIO34 | I/O | Multiplexed I/O & Peripheral Pin GPIO34 (General) |
| 48 | GPIO35 | I/O | Multiplexed I/O & Peripheral Pin GPIO35 (General) |
| 49 | GPIO36 | I/O | Multiplexed I/O & Peripheral Pin GPIO36 (General) |
| 50 | GPIO37 | I/O | Multiplexed I/O & Peripheral Pin GPIO37 (General) |
| 51 | GPIO38 | I/O | Multiplexed I/O & Peripheral Pin GPIO38 (General) |
| 52 | GPIO39 | I/O | Multiplexed I/O & Peripheral Pin GPIO39 (General) |
| 53 | GPIO40 | I/O | Multiplexed I/O & Peripheral Pin GPIO40 (General) |
| 54 | VDDPST_3 | Power | Power Supply Input (VDDPST_3 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 55 | GPIO42 | I/O | Multiplexed I/O & Peripheral Pin GPIO42 (General) |
| 56 | GPIO43 | I/O | Multiplexed I/O & Peripheral Pin GPIO43 (General) |
| 57 | GPIO44 | I/O | Multiplexed I/O & Peripheral Pin GPIO44 (General) |
| 58 | GPIO45 | I/O | Multiplexed I/O & Peripheral Pin GPIO45 (General) |
| 59 | GPIO46 | I/O | Multiplexed I/O & Peripheral Pin GPIO46 (General) |
| 60 | GPIO47 | I/O | Multiplexed I/O & Peripheral Pin GPIO47 (General) |
| 61 | GPIO48 | I/O | Multiplexed I/O & Peripheral Pin GPIO48 (General) |
| 62 | GPIO49 | I/O | Multiplexed I/O & Peripheral Pin GPIO49 (General) |
| 63 | VREF_ADC | I/O | Multiplexed I/O & Peripheral Pin VREF_ADC (ADC) |
| 64 | VDDPST_4 | Power | Power Supply Input (VDDPST_4 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 65 | GPIO50 | I/O | Multiplexed I/O & Peripheral Pin GPIO50 (General) |
| 66 | GPIO51 | I/O | Multiplexed I/O & Peripheral Pin GPIO51 (General) |
| 67 | GPIO52 | I/O | Multiplexed I/O & Peripheral Pin GPIO52 (General) |
| 68 | GPIO53 | I/O | Multiplexed I/O & Peripheral Pin GPIO53 (General) |
| 69 | MTDO | I/O | Multiplexed I/O & Peripheral Pin MTDO (SWD/JTAG) |
| 70 | MTCK | I/O | Multiplexed I/O & Peripheral Pin MTCK (SWD/JTAG) |
| 71 | MTDI | I/O | Multiplexed I/O & Peripheral Pin MTDI (SWD/JTAG) |
| 72 | MTMS | I/O | Multiplexed I/O & Peripheral Pin MTMS (SWD/JTAG) |
| 73 | GPIO58 | I/O | Multiplexed I/O & Peripheral Pin GPIO58 (General) |
| 74 | GPIO59 | I/O | Multiplexed I/O & Peripheral Pin GPIO59 (General) |
| 75 | GPIO60 | I/O | Multiplexed I/O & Peripheral Pin GPIO60 (General) |
| 76 | GPIO61 | I/O | Multiplexed I/O & Peripheral Pin GPIO61 (General) |
| 77 | VDDA1 | Power | Power Supply Input (VDDA1 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 78 | XTAL_N | I/O | Multiplexed I/O & Peripheral Pin XTAL_N (RTC/CLK) |
| 79 | XTAL_P | I/O | Multiplexed I/O & Peripheral Pin XTAL_P (RTC/CLK) |
| 80 | VDDA2 | Power | Power Supply Input (VDDA2 — 3.3V VDD3P3 (3.0V ~ 3.6V)) |
| 81 | GND | GND | Ground Reference Pin (GND) |
| 82 | GND | GND | Ground Reference Pin (GND) |
| 83 | GND | GND | Ground Reference Pin (GND) |
| 84 | GND | GND | Ground Reference Pin (GND) |
| 85 | GND | GND | Ground Reference Pin (GND) |
| 86 | GND | GND | Ground Reference Pin (GND) |
| 87 | GND | GND | Ground Reference Pin (GND) |
| 88 | GND | GND | Ground Reference Pin (GND) |
| 89 | GND | GND | Ground Reference Pin (GND) |
| 90 | GND | GND | Ground Reference Pin (GND) |
| 91 | NC | I/O | Multiplexed I/O & Peripheral Pin NC (General) |
| 92 | GND | GND | Ground Reference Pin (GND) |
| 93 | GND | GND | Ground Reference Pin (GND) |
| 94 | GND | GND | Ground Reference Pin (GND) |
| 95 | GND | GND | Ground Reference Pin (GND) |
| 96 | GND | GND | Ground Reference Pin (GND) |
| 97 | GND | GND | Ground Reference Pin (GND) |
| 98 | GND | GND | Ground Reference Pin (GND) |
| 99 | GND | GND | Ground Reference Pin (GND) |