SoC 功能

此文档介绍了 ESP32-P4 SoC 硬件功能的宏定义。ESP-IDF 中的条件编译指令通常使用这些宏来确定哪些依赖于硬件的功能受到支持，从而控制需编译的代码内容。

备注

目前，这些宏定义不属于公共 API，未来可能发生重大更改。如需了解详情，请前往 ESP-IDF 版本简介。

API 参考

Header File

components/soc/esp32p4/include/soc/soc_caps.h
This header file can be included with:
#include "soc/soc_caps.h"

Macros

SOC_ANA_CMPR_SUPPORTED

SOC_UART_SUPPORTED

SOC_GDMA_SUPPORTED

SOC_AHB_GDMA_SUPPORTED

SOC_AXI_GDMA_SUPPORTED

SOC_GPTIMER_SUPPORTED

SOC_PCNT_SUPPORTED

SOC_MCPWM_SUPPORTED

SOC_ETM_SUPPORTED

SOC_PARLIO_SUPPORTED

SOC_ASYNC_MEMCPY_SUPPORTED

SOC_SUPPORTS_SECURE_DL_MODE

SOC_EFUSE_KEY_PURPOSE_FIELD

SOC_EFUSE_SUPPORTED

SOC_RTC_FAST_MEM_SUPPORTED

SOC_RTC_MEM_SUPPORTED

SOC_RMT_SUPPORTED

SOC_I2S_SUPPORTED

SOC_GPSPI_SUPPORTED

SOC_LEDC_SUPPORTED

SOC_I2C_SUPPORTED

SOC_SYSTIMER_SUPPORTED

SOC_MPI_SUPPORTED

SOC_HMAC_SUPPORTED

SOC_DIG_SIGN_SUPPORTED

SOC_ECC_SUPPORTED

SOC_ECC_EXTENDED_MODES_SUPPORTED

SOC_ECDSA_SUPPORTED

SOC_FLASH_ENC_SUPPORTED

SOC_SECURE_BOOT_SUPPORTED

SOC_LP_GPIO_MATRIX_SUPPORTED

SOC_LP_PERIPHERALS_SUPPORTED

SOC_SPIRAM_SUPPORTED

SOC_PSRAM_DMA_CAPABLE

SOC_SDMMC_HOST_SUPPORTED

SOC_WDT_SUPPORTED

SOC_SPI_FLASH_SUPPORTED

SOC_XTAL_SUPPORT_40M

SOC_AES_SUPPORT_DMA

SOC_AES_GDMA

SOC_AES_SUPPORT_AES_128

SOC_AES_SUPPORT_AES_256

SOC_ADC_DIG_SUPPORTED_UNIT(UNIT): < SAR ADC Module

SOC_ADC_PERIPH_NUM

SOC_ADC_CHANNEL_NUM(PERIPH_NUM)

SOC_ADC_MAX_CHANNEL_NUM

SOC_ADC_ATTEN_NUM: Digital

SOC_ADC_DIGI_CONTROLLER_NUM

SOC_ADC_PATT_LEN_MAX: Two pattern tables, each contains 4 items. Each item takes 1 byte

SOC_ADC_DIGI_MAX_BITWIDTH

SOC_ADC_DIGI_MIN_BITWIDTH

SOC_ADC_DIGI_IIR_FILTER_NUM

SOC_ADC_DIGI_MONITOR_NUM

SOC_ADC_DIGI_RESULT_BYTES

SOC_ADC_DIGI_DATA_BYTES_PER_CONV: F_sample = F_digi_con / 2 / interval. F_digi_con = 5M for now. 30 <= interval <= 4095

SOC_ADC_SAMPLE_FREQ_THRES_HIGH

SOC_ADC_SAMPLE_FREQ_THRES_LOW: RTC

SOC_ADC_RTC_MIN_BITWIDTH

SOC_ADC_RTC_MAX_BITWIDTH: Calibration

SOC_ADC_CALIBRATION_V1_SUPPORTED: support HW offset calibration version 1

SOC_APB_BACKUP_DMA

SOC_BROWNOUT_RESET_SUPPORTED

SOC_SHARED_IDCACHE_SUPPORTED

SOC_CACHE_WRITEBACK_SUPPORTED

SOC_CACHE_FREEZE_SUPPORTED

SOC_CACHE_INTERNAL_MEM_VIA_L1CACHE

SOC_CPU_CORES_NUM

SOC_CPU_INTR_NUM

SOC_CPU_HAS_FLEXIBLE_INTC

SOC_INT_PLIC_SUPPORTED

SOC_INT_CLIC_SUPPORTED

SOC_INT_HW_NESTED_SUPPORTED

SOC_BRANCH_PREDICTOR_SUPPORTED

SOC_CPU_HAS_FPU

SOC_CPU_HAS_FPU_EXT_ILL_BUG

SOC_CPU_COPROC_NUM

SOC_HP_CPU_HAS_MULTIPLE_CORES

SOC_CPU_BREAKPOINTS_NUM

SOC_CPU_WATCHPOINTS_NUM

SOC_CPU_WATCHPOINT_MAX_REGION_SIZE

SOC_CPU_HAS_PMA

SOC_CPU_IDRAM_SPLIT_USING_PMP

SOC_DS_SIGNATURE_MAX_BIT_LEN: The maximum length of a Digital Signature in bits.

SOC_DS_KEY_PARAM_MD_IV_LENGTH: Initialization vector (IV) length for the RSA key parameter message digest (MD) in bytes.

SOC_DS_KEY_CHECK_MAX_WAIT_US: Maximum wait time for DS parameter decryption key. If overdue, then key error. See TRM DS chapter for more details

SOC_AHB_GDMA_VERSION

SOC_GDMA_SUPPORT_CRC

SOC_GDMA_NUM_GROUPS_MAX

SOC_GDMA_PAIRS_PER_GROUP_MAX

SOC_AXI_GDMA_SUPPORT_PSRAM

SOC_ETM_GROUPS

SOC_ETM_CHANNELS_PER_GROUP

SOC_GPIO_PORT

SOC_GPIO_PIN_COUNT

SOC_GPIO_SUPPORT_PIN_HYS_FILTER

SOC_GPIO_SUPPORT_ETM

SOC_GPIO_ETM_EVENTS_PER_GROUP

SOC_GPIO_ETM_TASKS_PER_GROUP

SOC_GPIO_SUPPORT_RTC_INDEPENDENT

SOC_GPIO_SUPPORT_DEEPSLEEP_WAKEUP

SOC_GPIO_VALID_GPIO_MASK

SOC_GPIO_VALID_OUTPUT_GPIO_MASK

SOC_GPIO_IN_RANGE_MAX

SOC_GPIO_OUT_RANGE_MAX

SOC_GPIO_DEEP_SLEEP_WAKE_VALID_GPIO_MASK

SOC_GPIO_VALID_DIGITAL_IO_PAD_MASK

SOC_GPIO_SUPPORT_FORCE_HOLD

SOC_GPIO_SUPPORT_HOLD_SINGLE_IO_IN_DSLP

SOC_RTCIO_PIN_COUNT

SOC_RTCIO_INPUT_OUTPUT_SUPPORTED

SOC_RTCIO_HOLD_SUPPORTED

SOC_RTCIO_WAKE_SUPPORTED

SOC_DEDIC_GPIO_OUT_CHANNELS_NUM: 8 outward channels on each CPU core

SOC_DEDIC_GPIO_IN_CHANNELS_NUM: 8 inward channels on each CPU core

SOC_DEDIC_PERIPH_ALWAYS_ENABLE: The dedicated GPIO (a.k.a. fast GPIO) is featured by some customized CPU instructions, which is always enabled

SOC_ANA_CMPR_NUM

SOC_ANA_CMPR_CAN_DISTINGUISH_EDGE

SOC_ANA_CMPR_SUPPORT_ETM

SOC_I2C_NUM

SOC_I2C_FIFO_LEN: I2C hardware FIFO depth

SOC_I2C_CMD_REG_NUM: Number of I2C command registers

SOC_I2C_SUPPORT_SLAVE

SOC_I2C_SUPPORT_HW_CLR_BUS

SOC_I2C_SUPPORT_XTAL

SOC_I2C_SUPPORT_RTC

SOC_I2C_SUPPORT_10BIT_ADDR

SOC_I2C_SLAVE_SUPPORT_BROADCAST

SOC_I2C_SLAVE_SUPPORT_I2CRAM_ACCESS

SOC_I2C_SLAVE_SUPPORT_SLAVE_UNMATCH

SOC_I2S_NUM

SOC_I2S_HW_VERSION_2

SOC_I2S_SUPPORTS_XTAL

SOC_I2S_SUPPORTS_APLL

SOC_I2S_SUPPORTS_PCM

SOC_I2S_SUPPORTS_PDM

SOC_I2S_SUPPORTS_PDM_TX

SOC_I2S_SUPPORTS_PDM_RX

SOC_I2S_SUPPORTS_PDM_RX_HP_FILTER

SOC_I2S_SUPPORTS_TX_SYNC_CNT

SOC_I2S_SUPPORTS_TDM

SOC_I2S_PDM_MAX_TX_LINES

SOC_I2S_PDM_MAX_RX_LINES

SOC_I2S_TDM_FULL_DATA_WIDTH: No limitation to data bit width when using multiple slots

SOC_LEDC_SUPPORT_PLL_DIV_CLOCK

SOC_LEDC_SUPPORT_XTAL_CLOCK

SOC_LEDC_CHANNEL_NUM

SOC_LEDC_TIMER_BIT_WIDTH

SOC_LEDC_GAMMA_CURVE_FADE_SUPPORTED

SOC_LEDC_GAMMA_CURVE_FADE_RANGE_MAX

SOC_LEDC_SUPPORT_FADE_STOP

SOC_LEDC_FADE_PARAMS_BIT_WIDTH

SOC_MMU_PAGE_SIZE_CONFIGURABLE

SOC_MMU_PERIPH_NUM

SOC_MMU_LINEAR_ADDRESS_REGION_NUM

SOC_MMU_DI_VADDR_SHARED: D/I vaddr are shared

SOC_MPU_CONFIGURABLE_REGIONS_SUPPORTED

SOC_MPU_MIN_REGION_SIZE

SOC_MPU_REGIONS_MAX_NUM

SOC_MPU_REGION_RO_SUPPORTED

SOC_MPU_REGION_WO_SUPPORTED

SOC_PCNT_GROUPS

SOC_PCNT_UNITS_PER_GROUP

SOC_PCNT_CHANNELS_PER_UNIT

SOC_PCNT_THRES_POINT_PER_UNIT

SOC_PCNT_SUPPORT_RUNTIME_THRES_UPDATE

SOC_PCNT_SUPPORT_CLEAR_SIGNAL: Support clear signal input

SOC_RMT_GROUPS: One RMT group

SOC_RMT_TX_CANDIDATES_PER_GROUP: Number of channels that capable of Transmit in each group

SOC_RMT_RX_CANDIDATES_PER_GROUP: Number of channels that capable of Receive in each group

SOC_RMT_CHANNELS_PER_GROUP: Total 8 channels

SOC_RMT_MEM_WORDS_PER_CHANNEL: Each channel owns 48 words memory (1 word = 4 Bytes)

SOC_RMT_SUPPORT_RX_PINGPONG: Support Ping-Pong mode on RX path

SOC_RMT_SUPPORT_RX_DEMODULATION: Support signal demodulation on RX path (i.e. remove carrier)

SOC_RMT_SUPPORT_TX_ASYNC_STOP: Support stop transmission asynchronously

SOC_RMT_SUPPORT_TX_LOOP_COUNT: Support transmit specified number of cycles in loop mode

SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP: Hardware support of auto-stop in loop mode

SOC_RMT_SUPPORT_TX_SYNCHRO: Support coordinate a group of TX channels to start simultaneously

SOC_RMT_SUPPORT_TX_CARRIER_DATA_ONLY: TX carrier can be modulated to data phase only

SOC_RMT_SUPPORT_XTAL: Support set XTAL clock as the RMT clock source

SOC_RMT_SUPPORT_DMA: RMT peripheral can connect to DMA channel

SOC_MCPWM_GROUPS: 2 MCPWM groups on the chip (i.e., the number of independent MCPWM peripherals)

SOC_MCPWM_TIMERS_PER_GROUP: The number of timers that each group has.

SOC_MCPWM_OPERATORS_PER_GROUP: The number of operators that each group has.

SOC_MCPWM_COMPARATORS_PER_OPERATOR: The number of comparators that each operator has.

SOC_MCPWM_EVENT_COMPARATORS_PER_OPERATOR: The number of event comparators that each operator has.

SOC_MCPWM_GENERATORS_PER_OPERATOR: The number of generators that each operator has.

SOC_MCPWM_TRIGGERS_PER_OPERATOR: The number of triggers that each operator has.

SOC_MCPWM_GPIO_FAULTS_PER_GROUP: The number of fault signal detectors that each group has.

SOC_MCPWM_CAPTURE_TIMERS_PER_GROUP: The number of capture timers that each group has.

SOC_MCPWM_CAPTURE_CHANNELS_PER_TIMER: The number of capture channels that each capture timer has.

SOC_MCPWM_GPIO_SYNCHROS_PER_GROUP: The number of GPIO synchros that each group has.

SOC_MCPWM_SWSYNC_CAN_PROPAGATE: Software sync event can be routed to its output.

SOC_MCPWM_SUPPORT_ETM: Support ETM (Event Task Matrix)

SOC_MCPWM_SUPPORT_EVENT_COMPARATOR: Support event comparator (based on ETM)

SOC_MCPWM_CAPTURE_CLK_FROM_GROUP: Capture timer shares clock with other PWM timers.

SOC_PARLIO_GROUPS: Number of parallel IO peripherals

SOC_PARLIO_TX_UNITS_PER_GROUP: number of TX units in each group

SOC_PARLIO_RX_UNITS_PER_GROUP: number of RX units in each group

SOC_PARLIO_TX_UNIT_MAX_DATA_WIDTH: Number of data lines of the TX unit

SOC_PARLIO_RX_UNIT_MAX_DATA_WIDTH: Number of data lines of the RX unit

SOC_PARLIO_TX_SIZE_BY_DMA: Transaction length is controlled by DMA instead of indicated by register

SOC_MPI_MEM_BLOCKS_NUM

SOC_MPI_OPERATIONS_NUM

SOC_RSA_MAX_BIT_LEN

SOC_SDMMC_USE_IOMUX: Card detect, write protect, interrupt use GPIO Matrix on all chips. Slot 0 clock/cmd/data pins use IOMUX Slot 1 clock/cmd/data pins use GPIO Matrix

SOC_SDMMC_USE_GPIO_MATRIX

SOC_SDMMC_NUM_SLOTS

SOC_SDMMC_DELAY_PHASE_NUM

SOC_SHA_DMA_MAX_BUFFER_SIZE

SOC_SHA_SUPPORT_DMA

SOC_SHA_SUPPORT_RESUME

SOC_SHA_GDMA

SOC_SHA_SUPPORT_SHA1

SOC_SHA_SUPPORT_SHA224

SOC_SHA_SUPPORT_SHA256

SOC_ECDSA_SUPPORT_EXPORT_PUBKEY

SOC_SDM_GROUPS

SOC_SDM_CHANNELS_PER_GROUP

SOC_SDM_CLK_SUPPORT_PLL_F80M

SOC_SDM_CLK_SUPPORT_XTAL

SOC_SPI_PERIPH_NUM

SOC_SPI_PERIPH_CS_NUM(i)

SOC_SPI_MAX_CS_NUM

SOC_SPI_MAXIMUM_BUFFER_SIZE

SOC_SPI_SLAVE_SUPPORT_SEG_TRANS

SOC_SPI_SUPPORT_DDRCLK

SOC_SPI_SUPPORT_CD_SIG

SOC_SPI_SUPPORT_OCT

SOC_SPI_SUPPORT_CLK_XTAL

SOC_SPI_PERIPH_SUPPORT_MULTILINE_MODE(host_id)

SOC_MEMSPI_IS_INDEPENDENT

SOC_SPI_MAX_PRE_DIVIDER

SOC_SPI_MEM_SUPPORT_AUTO_WAIT_IDLE

SOC_SPI_MEM_SUPPORT_AUTO_RESUME

SOC_SPI_MEM_SUPPORT_IDLE_INTR

SOC_SPI_MEM_SUPPORT_SW_SUSPEND

SOC_SPI_MEM_SUPPORT_CHECK_SUS

SOC_SPI_MEM_SUPPORT_WRAP

SOC_MEMSPI_SRC_FREQ_80M_SUPPORTED

SOC_MEMSPI_SRC_FREQ_40M_SUPPORTED

SOC_MEMSPI_SRC_FREQ_20M_SUPPORTED

SOC_SYSTIMER_COUNTER_NUM

SOC_SYSTIMER_ALARM_NUM

SOC_SYSTIMER_BIT_WIDTH_LO

SOC_SYSTIMER_BIT_WIDTH_HI

SOC_SYSTIMER_FIXED_DIVIDER

SOC_SYSTIMER_SUPPORT_RC_FAST

SOC_SYSTIMER_INT_LEVEL

SOC_SYSTIMER_ALARM_MISS_COMPENSATE

SOC_LP_TIMER_BIT_WIDTH_LO

SOC_LP_TIMER_BIT_WIDTH_HI

SOC_TIMER_GROUPS

SOC_TIMER_GROUP_TIMERS_PER_GROUP

SOC_TIMER_GROUP_COUNTER_BIT_WIDTH

SOC_TIMER_GROUP_SUPPORT_XTAL

SOC_TIMER_GROUP_SUPPORT_RC_FAST

SOC_TIMER_GROUP_TOTAL_TIMERS

SOC_TIMER_SUPPORT_ETM

SOC_MWDT_SUPPORT_XTAL

SOC_TWAI_CONTROLLER_NUM

SOC_TWAI_CLK_SUPPORT_XTAL

SOC_TWAI_BRP_MIN

SOC_TWAI_BRP_MAX

SOC_TWAI_SUPPORTS_RX_STATUS

SOC_EFUSE_DIS_DOWNLOAD_ICACHE

SOC_EFUSE_DIS_PAD_JTAG

SOC_EFUSE_DIS_USB_JTAG

SOC_EFUSE_DIS_DIRECT_BOOT

SOC_EFUSE_SOFT_DIS_JTAG

SOC_SECURE_BOOT_V2_RSA

SOC_SECURE_BOOT_V2_ECC

SOC_EFUSE_SECURE_BOOT_KEY_DIGESTS

SOC_EFUSE_REVOKE_BOOT_KEY_DIGESTS

SOC_SUPPORT_SECURE_BOOT_REVOKE_KEY

SOC_FLASH_ENCRYPTED_XTS_AES_BLOCK_MAX

SOC_FLASH_ENCRYPTION_XTS_AES

SOC_FLASH_ENCRYPTION_XTS_AES_128

SOC_UART_NUM

SOC_UART_HP_NUM

SOC_UART_LP_NUM

SOC_UART_FIFO_LEN: The UART hardware FIFO length

SOC_LP_UART_FIFO_LEN: The LP UART hardware FIFO length

SOC_UART_BITRATE_MAX: Max bit rate supported by UART

SOC_UART_SUPPORT_PLL_F80M_CLK: Support PLL_F80M as the clock source

SOC_UART_SUPPORT_RTC_CLK: Support RTC clock as the clock source

SOC_UART_SUPPORT_XTAL_CLK: Support XTAL clock as the clock source

SOC_UART_SUPPORT_WAKEUP_INT: Support UART wakeup interrupt

SOC_UART_SUPPORT_FSM_TX_WAIT_SEND

SOC_COEX_HW_PTI

SOC_PHY_DIG_REGS_MEM_SIZE

SOC_WIFI_LIGHT_SLEEP_CLK_WIDTH

SOC_PM_SUPPORT_WIFI_WAKEUP

SOC_PM_SUPPORT_CPU_PD

SOC_PM_SUPPORT_MODEM_PD

SOC_PM_SUPPORT_XTAL32K_PD

SOC_PM_SUPPORT_RC32K_PD

SOC_PM_SUPPORT_RC_FAST_PD

SOC_PM_SUPPORT_VDDSDIO_PD

SOC_PM_SUPPORT_TOP_PD

SOC_PM_SUPPORT_DEEPSLEEP_CHECK_STUB_ONLY: Supports CRC only the stub code in RTC memory

SOC_PM_CPU_RETENTION_BY_SW

SOC_PM_PAU_LINK_NUM

SOC_CLK_RC_FAST_SUPPORT_CALIBRATION

SOC_MODEM_CLOCK_IS_INDEPENDENT

SOC_CLK_APLL_SUPPORTED: Support Audio PLL

SOC_CLK_XTAL32K_SUPPORTED: Support to connect an external low frequency crystal

SOC_CLK_OSC_SLOW_SUPPORTED: Support to connect an external oscillator, not a crystal

SOC_CLK_RC32K_SUPPORTED: Support an internal 32kHz RC oscillator

SOC_PERIPH_CLK_CTRL_SHARED: Peripheral clock control (e.g. set clock source) is shared between various peripherals

SOC_TEMPERATURE_SENSOR_SUPPORT_FAST_RC

SOC_TEMPERATURE_SENSOR_SUPPORT_XTAL

SOC_MEM_TCM_SUPPORTED

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