ST16C580
SYMBOL DESCRIPTION
Symbol
RESET
VCC
XTAL1
XTAL2
-CD
-CTS
-DSR
-DTR
Rev. 1.22
Pin
Signal
48 type
Pin Description
35
I Reset. (active high) - A logic 1 on this pin will reset the internal
registers and all the outputs. The UART transmitter output
and the receiver input will be disabled during reset time. (See
ST16C580 External Reset Conditions for initialization de-
tails.)
42 Pwr Power Supply Input.
14
I Crystal or External Clock Input - Functions as a crystal input
or as an external clock input. A crystal can be connected
between this pin and XTAL2 to form an internal oscillator
circuit. An external 1 M