SONIX SN8P2624 - 1.4 Pin Descriptions

SN8P2624
8-Bit Micro-Controller
SONiX TECHNOLOGY CO., LTD Page 10 Version 0.3
1.4 PIN DESCRIPTIONS
PIN NAME TYPE DESCRIPTION
VDD, VSS P Power supply input pins for digital circuit.
P0.2/RST/VPP I, P
P0.2: Input only pin (Schmitt trigger) if disable external reset function.
P0.2 without build-in pull-up resister.
Built-in wakeup function.
RST: System reset input pin. Schmitt trigger structure, low active, normal stay to
“high”.
VPP: OTP programming pin.
XIN I Oscillator input pin while external oscillator enable (crystal and RC).
XOUT/Fcpu I/O
XOUT: Oscillator output pin while external crystal enable.
Fcpu: Signal output pin while external RC mode enable.
P0.0/INT0 I/O
Port 0.0 bi-direction pin. Schmitt trigger structure as input mode.
Built-in pull-up resisters.
Built-in wakeup function.
INT0 trigger pin (Schmitt trigger).
P0.1/INT1 I/O
Port 0.1 bi-direction pin. Schmitt trigger structure as input mode.
Built-in pull-up resisters.
Built-in wakeup function.
INT1 trigger pin (Schmitt trigger).
TC1 event counter clock input pin.
P1.0~P1.1 I/O
Port 1.0, P1.1 bi-direction pin and open-drain pin. Schmitt trigger structure as input
mode.
Built-in pull-up resisters.
P1.2~P1.7 I/O
Port 1.2~P1.7 bi-direction pin. Schmitt trigger structure as input mode.
Built-in pull-up resisters.
P2.0~P2.7 I/O
Bi-direction pin. Schmitt trigger structure as input mode.
Built-in pull-up resisters.
P5.0~P5.2, P5.4 I/O
Port 5 bi-direction pin. Schmitt trigger structure as input mode.
Built-in pull-up resisters.
P5.3/BZ1/PWM1 I/O
Port 5.3 bi-direction pin. Schmitt trigger structure as input mode.
Built-in pull-up resisters.
TC1 ÷ 2 signal output pin for buzzer or PWM1 output pin.