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Espressif ESP32-S2 User Manual

Espressif ESP32-S2
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Chapter 2. API Reference
UART_DATA_BITS_MAX = 0x4
enum uart_stop_bits_t
UART stop bits number.
Values:
UART_STOP_BITS_1 = 0x1
stop bit: 1bit
UART_STOP_BITS_1_5 = 0x2
stop bit: 1.5bits
UART_STOP_BITS_2 = 0x3
stop bit: 2bits
UART_STOP_BITS_MAX = 0x4
enum uart_parity_t
UART parity constants.
Values:
UART_PARITY_DISABLE = 0x0
Disable UART parity
UART_PARITY_EVEN = 0x2
Enable UART even parity
UART_PARITY_ODD = 0x3
Enable UART odd parity
enum uart_hw_flowcontrol_t
UART hardware flow control modes.
Values:
UART_HW_FLOWCTRL_DISABLE = 0x0
disable hardware flow control
UART_HW_FLOWCTRL_RTS = 0x1
enable RX hardware flow control (rts)
UART_HW_FLOWCTRL_CTS = 0x2
enable TX hardware flow control (cts)
UART_HW_FLOWCTRL_CTS_RTS = 0x3
enable hardware flow control
UART_HW_FLOWCTRL_MAX = 0x4
enum uart_signal_inv_t
UART signal bit map.
Values:
UART_SIGNAL_INV_DISABLE = 0
Disable UART signal inverse
UART_SIGNAL_IRDA_TX_INV = (0x1 << 0)
inverse the UART irda_tx signal
UART_SIGNAL_IRDA_RX_INV = (0x1 << 1)
inverse the UART irda_rx signal
UART_SIGNAL_RXD_INV = (0x1 << 2)
inverse the UART rxd signal
UART_SIGNAL_CTS_INV = (0x1 << 3)
inverse the UART cts signal
Espressif Systems 478
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Release v4.4

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Espressif ESP32-S2 Specifications

General IconGeneral
BrandEspressif
ModelESP32-S2
CategorySingle board computers
LanguageEnglish