Transcription of Technical Reference Manual - Espressif
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ESP32 Technical Reference ManualVersion SystemsCopyright This ManualTheESP32 Technical Reference Manualis addressed to application developers. The Manual provides detailedand complete information on how to use the ESP32 memory and pin definition, electrical characteristics, and package information, please seeESP32 UpdatesPlease always refer to the latest version HistoryFor any changes to this document over time, please refer to thelast Change NotificationEspressif provides email notifications to keep customers updated on changes to Technical documentation. Pleasesubscribe certificates for Espressif products System and Functional Address Embedded Internal ROM Internal ROM Internal SRAM Internal SRAM Internal SRAM RTC FAST RTC SLOW External Asymmetric PID Controller Non-Contiguous Peripheral Memory Memory Speed332 Interrupt Matrix (INTERRUPT) Functional Peripheral Interrupt CPU Allocate Peripheral Interrupt Sources to Peripheral Interrupt on CPU NMI Interrupt Query Current Interrupt Status of Peripheral Interrupt Registers383 Reset and System Reset System Clock CPU Peripheral APB_CLK Source42 Espressif Systems3 Submit Documentation FeedbackESP32 TRM (Version ) REF_TICK LEDC_SCLK APLL_SCLK PLL_D2_CLK Clock Source Wi-Fi BT RTC Audio PLL444 IO_MUX and GPIO Matrix (GPIO, IO_MUX) Peripheral Input via GPIO
7.6.1 SPI Interrupts 124 7.6.2 DMA Interrupts 124 7.7 Register Summary 125 7.8 Registers 128 8 SDIO Slave Controller 151 8.1 Overview 151 8.2 Features 151 8.3 Functional Description 151 8.3.1 SDIO Slave Block Diagram 151 8.3.2 Sending and Receiving Data on SDIO Bus 152 8.3.3 Register Access 152 8.3.4 DMA 152 Espressif Systems 5 Submit ...
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