ESP-WROOM-32 Espressif Systems

ESP-WROOM-32 Espressif Systems 206 2 9

ESP-WROOM-32 ESP-WROOM-32 2 3 4 ESP-WROOM-32 5 ESP-WROOM-32 206.08 V.0 206. V. 5 206. V.2 206.2 V.3 2. URL Wi-Fi Wi-Fi Bluetooth SIG 206

2 3 2. 3 2.2 4 2.3 Strapping 5 3 6 3. CPU 6 3.2 Flash SRAM 6 3.3 6 3.4 7 3.5 8 3.5. 8 3.5.2 3 4 4 4. 4 4.2 4 4.3 4 4.4 Wi-Fi 5 4.5 5 4.5. 5 4.5.2 6 4.6 6 5 8

ESP-WROOM-32 2 2 ESP-WROOM-32 3 3 ESP-WROOM-32 4 4 Strapping 5 5 7 6 8 7 4 8 4 9 4 0 Wi-Fi 5 BLE 5 2 BLE 6 3 6

ESP-WROOM-32 3 2 ESP-WROOM-32 3 3 ESP-WROOM-32 8

. ESP-WROOM-32 WiFi-BT-BLE MCU MP3 ESP32 CPU 80 MHz 240 MHz CPU ESP32 SD SDIO SPI UART I2S I2C ESP-WROOM-32 Wi-Fi Wi-Fi BLE Beacon ESP32 5 µa ESP-WROOM-32 50 Mbps 22 dbm ESP32 LWIP freertos TLS.2 OTA ESP-WROOM-32 Espressif Systems http://www.espressif.com

: ESP-WROOM-32 FCC/CE/IC/TELEC/KCC/SRRC/NCC 802. b/g/n/d/e/i/k/r 802.n 50 Mbps Wi-Fi A-MPDU A-MSDU 0.4 µs 2.4 ~ 2.5 GHz v4.2 BR/EDR BLE -98 dbm NZIF Class-, Class-2 Class-3 AFH CVSD SBC SD UART SPI SDIO I2C LED PWM PWM I2S I2C IR GPIOADC DACLNA 26 MHz 32 khz 2.2 ~ 3.6V 80 ma -40 C ~ +85 C * 8 mm x 25.5 mm x 2.8 mm Wi-Fi Station/softAP/SoftAP+station/P2P WPA/WPA2/WPA2-Enterprise/WPS AES/RSA/ECC/SHA UART OTA SDK IPv4 IPv6 SSL TCP/UDP/HTTP/FTP/MQTT AT+ ios APP * 25 C 2000 Espressif Systems 2 http://www.espressif.com

2. 2 2. 2. : ESP-WROOM-32 2: ESP-WROOM-32 PAD PCB 8 mm 25.5 mm 2.8 ± 0. mm 0.45 mm x 0.9 mm.27 mm 2 mm 0.8 ± 0. mm Espressif Systems 3 http://www.espressif.com

2.2 2 2.2 ESP-WROOM-32 38 3 3: ESP-WROOM-32 3V3 2 EN 3 SENSOR_VP 4 GPI36, SENSOR_VP, ADC_H, ADC_CH0, RTC_GPIO0 SENSOR_VN 5 GPI39, SENSOR_VN, ADC_CH3, ADC_H, RTC_GPIO3 IO34 6 GPI34, ADC_CH6, RTC_GPIO4 IO35 7 GPI35, ADC_CH7, RTC_GPIO5 IO32 8 GPIO32, XTAL_32K_P (32.768 khz crystal oscillator input), ADC_CH4, TOUCH9, RTC_GPIO9 IO33 9 GPIO33, XTAL_32K_N (32.768 khz crystal oscillator output), ADC_CH5, TOUCH8, RTC_GPIO8 IO25 0 GPIO25, DAC_, ADC2_CH8, RTC_GPIO6, EMAC_RXD0 IO26 GPIO26, DAC_2, ADC2_CH9, RTC_GPIO7, EMAC_RXD IO27 2 GPIO27, ADC2_CH7, TOUCH7, RTC_GPIO7, EMAC_RX_DV IO4 3 GPIO4, ADC2_CH6, TOUCH6, RTC_GPIO6, MTMS, HSPICLK, HS2_CLK, SD_CLK, EMAC_TXD2 IO2 4 GPIO2, ADC2_CH5, TOUCH5, RTC_GPIO5, MTDI, HSPIQ, HS2_DATA2, SD_DATA2, EMAC_TXD3 5 IO3 6 GPIO3, ADC2_CH4, TOUCH4, RTC_GPIO4, MTCK, HSPID, HS2_DATA3, SD_DATA3, EMAC_RX_ER SHD/SD2 7 GPIO9, SD_DATA2, SPIHD, HS_DATA2, URXD SWP/SD3 8 GPIO0, SD_DATA3, SPIWP, HS_DATA3, UTXD SCS/CMD 9 GPIO, SD_CMD, SPICS0, HS_CMD, URTS SCK/CLK 20 GPIO6, SD_CLK, SPICLK, HS_CLK, UCTS SDO/SD0 2 GPIO7, SD_DATA0, SPIQ, HS_DATA0, U2RTS SDI/SD 22 GPIO8, SD_DATA, SPID, HS_DATA, U2CTS IO5 23 GPIO5, ADC2_CH3, TOUCH3, MTDO, HSPICS0, RTC_GPIO3, HS2_CMD, SD_CMD, EMAC_RXD3 IO2 24 GPIO2, ADC2_CH2, TOUCH2, RTC_GPIO2, HSPIWP, HS2_DATA0, SD_DATA0 IO0 25 GPIO0, ADC2_CH, TOUCH, RTC_GPIO, CLK_OUT, EMAC_TX_CLK IO4 26 GPIO4, ADC2_CH0, TOUCH0, RTC_GPIO0, HSPIHD, HS2_DATA, SD_DATA, EMAC_TX_ER IO6 27 GPIO6, HS_DATA4, U2RXD, EMAC_CLK_OUT IO7 28 GPIO7, HS_DATA5, U2TXD, EMAC_CLK_OUT_80 IO5 29 GPIO5, VSPICS0, HS_DATA6, EMAC_RX_CLK IO8 30 GPIO8, VSPICLK, HS_DATA7 IO9 3 GPIO9, VSPIQ, U0CTS, EMAC_TXD0 NC 32 - Espressif Systems 4 http://www.espressif.com

2.3 Strapping 2 IO2 33 GPIO2, VSPIHD, EMAC_TX_EN RXD0 34 GPIO3, U0RXD, CLK_OUT2 TXD0 35 GPIO, U0TXD, CLK_OUT3, EMAC_RXD2 IO22 36 GPIO22, VSPIWP, U0RTS, EMAC_TXD IO23 37 GPIO23, VSPID, HS_STROBE 38 2.3 Strapping ESP32 5 Strapping GPIO_STRAPPING 5 Strapping 0 Strapping Strapping Strapping Strapping MCU GPIO ESP32 Strapping Strapping Strapping 4 4: Strapping LDO (VDD_SDIO) 3.3V.8V MTDI/GPIO2 0 SPI Flash GPIO0 0 GPIO2 0 U0TXD log U0TXD U0TXD MTDO/GPIO5 0 SDIO MTDO/GPIO5 0 0 GPIO5 0 0 LDO (VDD_SDIO) SDIO Espressif Systems 5 http://www.espressif.com

3 3. ESP-WROOM-32 3. CPU ESP32 Xtensa 32-bit LX6 MCU 448 KBytes ROM 520 KBytes SRAM RTC 8 KBytes SRAM RTC Deep-sleep RTC 8 kbytes SRAM RTC Deep-sleep RTC CPU kbit EFUSE 256 bits MAC 768 bits Flash ID 3.2 Flash SRAM ESP32 4 6 MBytes QSPI Flash SRAM AES ESP32 QSPI Flash SRAM 6 MBytes Flash CPU 8-bit 6-bit 32-bit 8 MBytes Flash SRAM CPU 8-bit 6-bit 32-bit Flash SRAM 3.3 40 MHz 26 MHz 24 MHz ±0 PPM -40 C 85 C C C2 6 pf 22 pf 26 MHz C C2 0 pf 40 MHz C C2 0 pf<c, C2<22 pf RTC 32 khz 32.768 khz ±20 PPM 32 khz RC Espressif Systems 6 http://www.espressif.com

3.4 3 3.4 ESP32 Active Modem-sleep CPU Wi-Fi Light-sleep CPU RTC ULP MACRTC Deep-sleep RTC Wi-Fi RTC ULP Hibernation 8 MHz ULP RTC RTC RTC GPIO RTC RTC GPIO Hibernation Active Modem-sleep Light-sleep CPU Wi- Fi Wi-Fi Deep-sleep ULP ULP 5 5: Wi-Fi Tx packet 3 dbm ~ 2 dbm 60 ~ 260 ma Active Wi-Fi BT Tx packet 0 dbm 20 ma Wi-Fi BT Rx 80 ~ 90 ma Light-sleep 0.9 ma@dtim3,.2 ma@dtim 20 ma Modem-sleep CPU 5 ~ 0 ma 3 ma Light-sleep - 0.8 ma ULP 0.5 ma Deep-sleep 25 µa @% duty RTC RTC 20 µa Hibernation RTC 5 µa Espressif Systems 7 http://www.espressif.com

3.5 3 3.5 3.5. 6: ADC_CH0 SENSOR_VP ADC_CH3 SENSOR_VN ADC_CH4 IO32 ADC_CH5 IO33 ADC_CH6 IO34 ADC_CH7 IO35 ADC2_CH0 IO4 ADC ADC2_CH IO0 2-bit SAR ADCs ADC2_CH2 IO2 ADC2_CH3 IO5 ADC2_CH4 IO3 ADC2_CH5 IO2 ADC2_CH6 IO4 ADC2_CH7 IO27 ADC2_CH8 IO25 ADC2_CH9 IO26 DAC SDSDIO MMC SENSOR_VP IO36 PCB ADC SENSOR_VN IO39 60 db DAC_ IO25 DAC_2 IO26 TOUCH0 IO4 TOUCH IO0 TOUCH2 IO2 TOUCH3 IO5 TOUCH4 IO3 TOUCH5 IO2 TOUCH6 IO4 TOUCH7 IO27 TOUCH8 IO33 TOUCH9 IO32 HS2_CLK MTMS HS2_CMD MTDO HS2_DATA0 IO2 HS2_DATA IO4 HS2_DATA2 MTDI HS2_DATA3 MTCK 8-bit DACs V3.0 SD Espressif Systems 8 http://www.espressif.com

3.5 3 PWM0_OUT0~2 PWM_OUT_IN0~2 PWM0_FLT_IN0~2 3 6-bit PWM PWM_FLT_IN0~2 PWM GPIO 3 3 PWM0_CAP_IN0~2 even capture 3 PWM_CAP_IN0~2 PWM0_SYNC_IN0~2 PWM_SYNC_IN0~2 LED PWM ledc_hs_sig_out0~7 6 80 MHz GPIO ledc_ls_sig_out0~7 RTC 6-bit U0RXD_in U0CTS_in U0DSR_in U0TXD_out U0RTS_out U0DTR_out UART URXD_in DMA UART GPIO UCTS_in UTXD_out URTS_out U2RXD_in U2CTS_in U2TXD_out U2RTS_out I2CEXT0_SCL_in I2C I2CEXT0_SDA_in I2CEXT_SCL_in I2CEXT_SDA_in I2CEXT0_SCL_out I2CEXT0_SDA_out I2CEXT_SCL_out I2CEXT_SDA_out GPIO I2C Espressif Systems 9 http://www.espressif.com

3.5 3 I2S0I_DATA_in0~5 I2S0O_BCK_in I2S0O_WS_in I2S0I_BCK_in I2S0I_WS_in I2S0I_H_SYNC I2S0I_V_SYNC I2S0I_H_ENABLE I2S0O_BCK_out I2S0O_WS_out I2S0I_BCK_out I2S I2S0I_WS_out I2S0O_DATA_out0~23 GPIO LCD I2SI_DATA_in0~5 I2SO_BCK_in I2SO_WS_in I2SI_BCK_in I2SI_WS_in I2SI_H_SYNC I2SI_V_SYNC I2SI_H_ENABLE I2SO_BCK_out I2SO_WS_out I2SI_BCK_out I2SI_WS_out I2SO_DATA_out0~23 RMT_SIG_IN0~7 RMT_SIG_OUT0~7 GPIO 8 IR Espressif Systems 0 http://www.espressif.com

3.5 3 SPIHD SHD SD2 SPIWP SWP/SD3 SPICS0 SCS/CMD SPICLK SCK/CLK SPIQ SDO/SD0 SPID SDI/SD HSPICLK IO4 HSPICS0 IO5 QSPI HSPIQ IO2 Standard SPI Dual SPI Quad SPI HSPID IO3 Flash SRAM HSPIHD IO4 HSPIWP IO2 VSPICLK IO8 VSPICS0 IO5 VSPIQ IO9 VSPID IO23 VSPIHD IO2 VSPIWP IO22 HSPIQ_in/_out HSPID_in/_out HSPICLK_in/_out HSPI_CS0_in/_out HSPI_CS_out Standard SPI MOSI MISO SPI LCD SPI HSPI_CS2_out (a) GPIO VSPIQ_in/_out (b) POL PHA 4 VSPID_in/_out VSPICLK_in/_out VSPI_CS0_in/_out SPI (c) CLK (d) 64 Byte FIFO DMA VSPI_CS_out VSPI_CS2_out MTDI IO2 JTAG MTCK IO3 MTMS IO4 JTAG MTDO IO5 Espressif Systems http://www.espressif.com

3.5 3 SD_CLK IO6 SD_CMD IO SDIO SD_DATA0 IO7 SD_DATA IO8 SDIO V2.0 SD_DATA2 IO9 SD_DATA3 IO0 EMAC_TX_CLK IO0 EMAC_RX_CLK IO5 EMAC_TX_EN IO2 EMAC_TXD0 IO9 EMAC_TXD IO22 EMAC_TXD2 IO4 EMAC_TXD3 IO2 EMAC_RX_ER IO3 EMAC_RX_DV IO27 EMAC_RXD0 IO25 EMAC EMAC_RXD IO26 MII RMII MAC EMAC_RXD2 TXD EMAC_RXD3 IO5 EMAC_CLK_OUT IO6 EMAC_CLK_OUT_80 IO7 EMAC_TX_ER IO4 EMAC_MDC_out Any GPIO EMAC_MDI_in Any GPIO EMAC_MDO_out Any GPIO EMAC_CRS_out Any GPIO EMAC_COL_out Any GPIO PWM LED PWM UART I2C I2S SPI GPIO Espressif Systems 2 http://www.espressif.com

3.5 3 3.5.2 VDD33 VDD33 C3 R 0K 0.uF C 0uF C2 0.uF U 2 38 37 EN 3 3V3 IO23 36 SENSOR_VP 4 EN IO22 35 SENSOR_VN 5 SENSOR_VP TXD0 34 IO34 6 SENSOR_VN RXD0 33 IO35 7 IO34 IO2 8 IO35 WROOM32_MODULE NC 32 IO32 3 IO33 9 IO32 IO9 30 IO25 0 IO33 IO8 29 IO26 IO25 IO5 28 IO27 2 IO26 IO7 27 3 IO27 IO6 26 4 IO4 IO4 25 IO2 IO0 IO3 SD2 SD3 CMD CLK SD0 SD IO5 IO2 IO23 IO22 TXD RXD IO2 IO9 IO8 IO5 IO7 IO6 IO4 IO0 UART DOWNLOAD 3 2 J 5 6 7 8 9 20 2 22 23 24 2 J2 U2 MTMS 2 MTDI MTCK 3 MTDO 4 R2 R3 R4 R5 00R 00R 00R 00R MTMS MTDI MTCK MTDO SD2 SD3 CMD CLK SD0 SD IO2 BOOT OPTION JTAG MTDI should keep low eletric level 2: ESP-WROOM-32 MTDI Espressif Sy Title Applicatio Size A4 Date: 4 3 2 Document <Doc> Monda Espressif Systems 3 http://www.espressif.com

4.3 4 4. V BAT = 3.3V, T A = 27 C 4. 7: - -40 ~ 85 C - 260 C IPC JEDEC J-STD-020 +2.2 ~ +3.6 V 4.2 8: - -40 20 85 C VDD 2.2 3.3 3.6 V 4.3 9: V IL -0.3-0.25VDD V V IH 0.75VDD - VDD+0.3 V V OL N - 0.VDD V V OH 0.8VDD - N V Espressif Systems 4 http://www.espressif.com

4.5 4 4.4 Wi-Fi 0: Wi-Fi 242-2484 MHz - 50 - Ω - - -0 db PA 5.5 6.5 2.5 dbm DSSS, Mbps - -98 - dbm CCK, Mbps - -90 - dbm OFDM, 6 Mbps - -93 - dbm OFDM, 54 Mbps - -75 - dbm HT20, MCS0 - -93 - dbm HT20, MCS7 - -73 - dbm HT40, MCS0 - -90 - dbm HT40, MCS7 - -70 - dbm MCS32 - -9 - dbm OFDM, 6 Mbps - 37 - db OFDM, 54 Mbps - 2 - db HT20, MCS0-37 - db HT20, MCS7-20 - db 4.5 4.5. : BLE @0.% BER - - -98 - dbm @0.% BER - 0 - - dbm C/I - - +0 - db F = F0 + MHz - -5 - db F = F0 - MHz - -5 - db C/I F = F0 + 2 MHz - -25 - db F = F0-2 MHz - -35 - db F = F0 + 3 MHz - -25 - db F = F0-3 MHz - -45 - db 30 MHz - 2000 MHz -0 - - dbm 2000 MHz - 2400 MHz -27 - - dbm 2500 MHz - 3000 MHz -27 - - dbm 3000 MHz - 2.5 GHz -0 - - dbm Espressif Systems 5 http://www.espressif.com

4.6 4 - -36 - - dbm 4.5.2 2: BLE - - +7.5 +0 dbm - - 25 - db F = F0 + MHz - -4.6 - dbm F = F0 - MHz - -2.7 - dbm F = F0 + 2 MHz - -44.3 - dbm F = F0-2 MHz - -38.7 - dbm F = F0 + 3 MHz - -49.2 - dbm F = F0-3 MHz - -44.7 - dbm F = F0 + > 3 MHz - -50 - dbm F = F0 - > 3 MHz - -50 - dbm f avg - - - 265 khz f2 max - 247 - - khz f2 avg / f avg - - -0.92 - - ICFT - - -0 - khz - - 0.7 - khz/50 µs - - 2 - khz 4.6 3: T s T L 3 C/ T s Min. 50 C T s Typ. 75 C T s Max. 200 C (T s ) 60 ~ 80 T L T P 3 C/ T L / T L 27 C/60 ~ 50 T P 260 C 0 T P 260 C +0/-5 C t P 5 C 20 ~ 40 T S T L 6 C/ 25 C t 8 Espressif Systems 6 http://www.espressif.com

4.6 4 32 khz ESP32 GPIO32 GPIO33 IO32 IO33 ADC Touch GPIO 32 khz C3 C7 0ohm R5 R6 Espressif Systems 7 http://www.espressif.com

5 5. SDI/SD SDO/SD0 SCK/CLK SCS/CMD SWP/SD3 SHD/SD2 CHIP_PU GPIO35 SCK/CLK SCS/CMD SHD/SD2 SWP/SD3 SDI/SD SDO/SD0 GPIO34 GPIO25 GPIO26 GPIO27 GPIO4 GPIO2 GPIO5 GPIO3 GPIO2 GPIO0 GPIO5 GPIO8 GPIO7 GPIO4 SENSOR_VP SENSOR_VN CHIP_PU GPIO34 GPIO35 GPIO25 GPIO26 GPIO27 GPIO4 GPIO2 GPIO3 GPIO0 GPIO5 GPIO4 GPIO6 GPIO5 GPIO7 GPIO8 GPIO2 U0TXD U0RXD GPIO22 GPIO2 GPIO9 SHD/SD2 SWP/SD3 SCS/CMD SCK/CLK SDO/SD0 SDI/SD SENSOR_VP SENSOR_VN GPIO32 GPIO33 GPIO23 U0RXD GPIO22 GPIO23 GPIO2 GPIO9 U0TXD GPIO6 GPIO32 GPIO33 VDD33 VDD_SDIO VDD33 VDD33 VDD_SDIO VDD33 VDD33 VDD33 J26 CON C20 uf J36 CON J5 CON J0 CON C4 0.uF J4 CON C0 0.uF J3 CON U 40MHz+/-0ppm XIN 2 XOUT 3 4 J20 CON J24 CON J38 CON C 22pF C5 2.4pF J28 CON J8 CON R 20K C2 0uF J2 CON J3 CON J2 CON C4 3.9pF J34 CON C9 0.uF J5 CON U3 FLASH /CS DO 2 /WP 3 4 DI 5 CLK 6 /HOLD 7 VCC 8 J9 CON J3 CON J9 CON J8 CON C9 0.uF J30 CON J32 CON C5 0nF J7 CON ANT PCB ANT 2 J37 CON C2 22pF C3 00pF J6 CON J25 CON C7 270pF C8 uf C uf J CON C3 0uF J23 CON J29 CON C6 270pF J35 CON U2 ESP32 VDDA LNA_IN 2 VDD3P3 3 VDD3P3 4 SENSOR_VP 5 SENSOR_CAPP 6 SENSOR_CAPN 7 SENSOR_VN 8 CHIP_PU 9 VDET_ 0 VDET_2 32K_XP 2 32K_XN 3 GPIO25 4 GPIO26 5 GPIO27 6 MTMS 7 MTDI 8 VDD3P3_RTC 9 MTCK 20 MTDO 2 GPIO2 22 GPIO0 23 GPIO4 24 VDD_SDIO 26 GPIO6 25 GPIO7 27 SD_DATA_2 28 SD_DATA_3 29 SD_CMD 30 SD_CLK 3 SD_DATA_0 32 49 SD_DATA_ 33 GPIO5 34 GPIO8 35 GPIO9 38 CAP2 47 VDDA 43 XTAL_N 44 XTAL_P 45 GPIO23 36 U0TXD 4 GPIO22 39 GPIO2 42 VDD3P3_CPU 37 CAP 48 VDDA 46 U0RXD 40 J7 CON J22 CON J6 CON J CON J27 CON L4 2.7nH J33 CON D ESD3.3V88D-LCDN C6 3.3nF J2 CON J4 CON 3: ESP-WROOM-32 C C2 Espressif Systems 8 http://www.espressif.com