BCD210SC datasheet(7/25 Pages) ETC

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PARANI-BCD210

Page 7 of 25

Table 1-2 Pin State on Reset

Function

Pin Name

STATE

Define (SPP)

Direction

Pull-up/down

USB

USB_DP

Input

Weak pull-up

USB_DN

Input

Weak pull-up

UART

UART_TXD

Output

Tri-stated with weak pull-up

UART_RXD

Input

Weak pull-down

UART_RTS

Output

Tri-stated with weak pull-up

UART_CTS

Input

Weak pull-down

PCM

PCM_OUT

Output

Tri-stated with weak pull-down

PCM_IN

Input

Weak pull-down

PCM_SYNC

Input

Weak pull-down

PCM_CLK

Input

Weak pull-down

SPI

SPI_MISO

Output

Tri-stated with weak pull-down

SPI_MOSI

Input

Weak pull-down

SPI_CSB

Input

Weak pull-up

SPI_CLK

Input

Weak pull-down

PIO

PIO_0

Input

Weak pull-down

PIO_1

Input

Weak pull-down

PIO_2

UART_DCD

Output

Weak pull-down

PIO_3

UART_DTR

Output

Weak pull-down

PIO_4

UART_DSR

Input

Weak pull-up

PIO_5

FACTORY_RESET

Input

Weak pull-up

PIO_6

BT_MODE

Input

Weak pull-up

PIO_7

F/C_CTRL

Output

Weak pull-up

PIO_8

Input

Weak pull-down

PIO_9

Input

Weak pull-down

PIO_10

STATUS_LED0

Output

Weak pull-down

PIO_11

STATUS_LED1

Output

Weak pull-down

AIO

AIO_0

Output

Driving low

AIO_1

Output

Driving low

Others

RESETB

Input

Weak pull-up

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