SENA Parani-BCD110-210 - Manual (Page 43)

43
- 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
MICOM
MICRO-VDD
MICOM-RXD
MICOM-RST
TXD
RXD
CTS
RTS
F/C_CTRL
DTR
DSR
MICOM-TXD
MICOM-GND
VDD
GND
DCD
DC 3.3V
Parani-BCD
RESETB