Advance Information
UM-TM57PE10_E
8-Bit Microcontroller
9
tenx technology inc.
Preliminary
Rev 1.4, 2012/01/19
PIN DESCRIPTION
Name
In/Out
Pin Description
PA0–PA2
I/O
Bit-programmable I/O port for Schmitt-trigger input, CMOS push-pull output or
“pseudo-open-drain” output. Pull-up resistors are assignable by software.
PA3–PA6
I/O
Bit-programmable I/O port for Schmitt-trigger input, CMOS push-pull output or
open-drain output. Pull-up resistors are assignable by software.
PA7
I
Schmitt-trigger input
PB0–PB7
I/O
Bit-programmable I/O port for Schmitt-trigger input, CMOS push-pull output or
open-drain output. Pull-up resistors are assignable by software.
nRESET
I
External active low reset
Xin, Xout
–
Crystal/Resonator oscillator connection for system clock
Xrc
–
External RC oscillator connection for system clock
CLKO
O
CPU Instruction clock output for external/internal RC mode
VDD, VSS
P
Power Voltage input pin and ground
VPP
I
PROM programming high voltage input
INT0–INT2
I
External interrupt input
PWM0–PWM1
O
PWM output
IN0-, IN1-, IN+
I
Comparator voltage input
CMPO
O
Comparator output
T0I
I
Clock input to Timer0