A.2. connection diagram, A.2.1. parani-bcdx10, Micom – SENA Parani-BCD110-210 User Manual

Page 43: Parani-bcd

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Software configured watchdog timer

The RESETB pin is an active low signal and is internally filtered using the internal low frequency clock
oscillator. A reset will be performed between 1.5 and 4.0ms following RESETB being active. So it is
recommended that RESETB be applied for a period greater than 5ms.

A.2. Connection Diagram

A.2.1. Parani-BCDx10

A.2.1.1. When TTL level of MICOM is 3.3V

MICOM

MICRO-VDD

MICOM-RXD

MICOM-CTS

MICOM-RTS

MICOM-RST

MICOM-DTR

MICOM-DSR

TXD

RXD

CTS

RTS

F/C_CTRL

DTR

DSR

MICOM-TXD

MICOM-GND

VDD

GND

MICOM-DCD

DCD

DC 3.3V

Parani-BCD

RESETB

A.2.1.2. When TTL level of MICOM is 3.3V and Hardware Flow Control is not used