Espressif ESP32 Technical Reference Manual page 378

13 UART Controller (UART)
31
0 0 0 0 0 0 0
UART_NEGEDGE_MIN_CNT This register stores the count of RxD negative edges. It is used in the
autobaud detection process. (RO)
The addresses in parenthesis besides register names are the register addresses relative to the UDMA base
address provided in Table
register addresses are listed in Section
31
0 0 0 0 0 0 0
UHCI_ENCODE_CRC_EN Reserved. Please initialize it to 0. (R/W)
UHCI_LEN_EOF_EN Reserved. Please initialize it to 0. (R/W)
UHCI_UART_IDLE_EOF_EN Reserved. Please initialize it to 0. (R/W)
UHCI_CRC_REC_EN Reserved. Please initialize it to 0. (R/W)
UHCI_HEAD_EN Reserved. Please initialize it to 0. (R/W)
UHCI_SEPER_EN Set this bit to use a special char and separate the data frame. (R/W)
UHCI_UART2_CE Set this bit to use UART2 and transmit or receive data. (R/W)
UHCI_UART1_CE Set this bit to use UART1 and transmit or receive data. (R/W)
UHCI_UART0_CE Set this bit to use UART and transmit or receive data. (R/W)
Espressif Systems
Register 13.28. UART_NEGPULSE_REG (0x6c)
20 19
0 0 0 0 0
1-6 Peripheral Address Mapping in Chapter
13.4.2 UHCI Register
Register 13.29. UHCI_CONF0_REG (0x0)
22 21 20 19 18 17
0 0 0 1 1 0 1 1
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0x0FFFFF
1 System and
Summary.
16 15 12 11 10 9
1 0 0 0 0 0 0 0
378
Memory. The absolute
8
0 0 0 0 0 0 0 0
ESP32 TRM (Version 5.2)
0
Reset
0
0
Reset