SONIX SN32F268 - PIN DESCRIPTIONS

SN32F260 Series
32-Bit Cortex-M0 Micro-Controller
SONiX TECHNOLOGY CO., LTD Page 19 Version 1.5
1.5 PIN DESCRIPTIONS
PIN NAME
TYPE
DESCRIPTION
VDD, VSS
P
Power supply input pins for digital circuit.
VREG33
O
3.3v voltage output from USB 3.3v regulator.
D+/PSCLK
I/O
D+ — USB Differential signal line.
I/O
PSCLK — PS/2 clock pin with internal 5K pull-up resistor.
D-/PSDATA
I/O
D- — USB Differential signal line.
I/O
PSDATA — PS/2 data pin wit internal 5K pull-up resistor.
VDDIO1
P
Power supply input pad for the IO power of P1.0~P1.5.
P0.0/CT16B1_PWM0/
CLKOUT
I/O
P0.0 — General purpose digital input/output pin.
O
CT16B1_PWM0 — PWM output 0 for CT16B1.
O
CLKOUT — Clockout pin.
P0.1/CT16B1_PWM1/
PGDCLK
I/O
P0.1 —General purpose digital input/output pin.
O
CT16B1_PWM1 — PWM output 1 for CT16B1.
I/O
PGDCLK — Flash clock pin in programming mode.
P0.2/CT16B1_PWM2
I/O
P0.2 —General purpose digital input/output pin.
O
CT16B1_PWM2 — PWM output 2 for CT16B1.
P0.3/CT16B1_PWM3
I/O
P0.3 — General purpose digital input/output pin.
O
CT16B1_PWM3 — PWM output 3 for CT16B1.
P0.4/CT16B1_PWM4/
SCL0
I/O
P0.4 — General purpose digital input/output pin.
I/O
CT16B1_PWM4 — PWM output 4 for CT16B1.
I/O
SCL0 — I2C clock input/output.
P0.5/CT16B1_PWM5/
SDA0
I/O
P0.5 — General purpose digital input/output pin.
I/O
CT16B1_PWM5 — PWM output 5 for CT16B1.
I/O
SDA0 — I2C data input/output.
P0.6~P0.15/CT16B1_
PWM6~15
I/O
P0.6~P0.15 — General purpose digital input/output pin.
O
CT16B1_PWM6~15 — PWM output 6~15 for CT16B1.
P1.0
I/O
P1.0 — General purpose digital input/output pin.
P1.1/CT16B0_CAP0
I/O
P1.1 — General purpose digital input/output pin.
I
CT16B0_CAP0 — Capture input 0 for CT16B0.
P1.2/SEL0
I/O
P1.2 — General purpose digital input/output pin.
I
SEL0 — Slave Select for SPI.
P1.3/SCK0
I/O
P1.3 — General purpose digital input/output pin.
I/O
SCK0 — Serial clock for SPI.
P1.4/MISO0
I/O
P1.4 — General purpose digital input/output pin.
I/O
MISO0 — Master In Slave Out for SPI.