SONIX SN32F268 - User Manual

SN32F260 Series
32-Bit Cortex-M0 Micro-Controller
SONiX TECHNOLOGY CO., LTD Page 1 Version 1.5
SN32F260 Series
USER’S MANUAL
SN32F268/267/265/264/2641/263
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SONIX reserves the right to make change without further notice to any products herein to improve reliability, function or design. SONIX does not
assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent
rights nor the rights of others. SONIX products are not designed, intended, or authorized for us as components in systems intended, for surgical
implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the SONIX product
could create a situation where personal injury or death may occur. Should Buyer purchase or use SONIX products for any such unintended or
unauthorized application. Buyer shall indemnify and hold SONIX and its officers, employees, subsidiaries, affiliates and distributors harmless against
all claims, cost, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
associated with such unintended or unauthorized use even if such claim alleges that SONIX was negligent regarding the design or manufacture of
the part.

Summary

PRODUCT OVERVIEW

FEATURES

Comprehensive list of the SN32F260 MCU's capabilities and specifications.

PIN ASSIGNMENT

Diagram showing the physical pin layout and numbering for various SN32F260 package types.

PIN DESCRIPTIONS

Detailed explanation of the function and type for each pin of the SN32F260 MCU.

CENTRAL PROCESSOR UNIT (CPU)

MEMORY MAP

Overview of the SN32F260 MCU's memory organization, including Flash, SRAM, and peripherals.

NESTED VECTORED INTERRUPT CONTROLLER (NVIC)

Details on the NVIC, including interrupt vectors and register descriptions for interrupt management.

SYSTEM CONTROL

RESET

Explanation of different reset types (POR, WDT, External, Software) and their sources.

SYSTEM CLOCK

Information on clock sources (IHRC, ILRC) and system clock selection for the MCU.

SYSTEM OPERATION MODE

LOW-POWER MODES

Overview of processor power reduction modes: Sleep and Deep-sleep.

SLEEP MODE

DEEP-SLEEP MODE

Explanation of Deep-sleep mode for maximum power saving, with slower wake-up.

GENERAL PURPOSE I;O PORT (GPIO)

GPIO REGISTERS

Detailed description of registers for configuring GPIO data, mode, and interrupt settings.

16-BIT TIMER0 WITH CAPTURE FUNCTION

FEATURES

TIMER OPERATION

PWM

CT16 Bn REGISTERS

WATCHDOG TIMER (WDT)

OVERVIEW

Purpose of the Watchdog Timer to prevent erroneous states by resetting the MCU.

WDT REGISTERS

I2 C

I2 C MASTER MODES

I2 C SLAVE MODES

I2 C REGISTERS

ELECTRICAL CHARACTERISTIC

ABSOLUTE MAXIMUM RATING

Critical limits for supply voltage, input voltage, and operating temperatures.

ELECTRICAL CHARACTERISTIC

Detailed electrical specifications including voltage, current, and timing parameters.

SONIX SN32F268 Specifications

General

Core Architecture	ARM Cortex-M0
Operating Frequency	48 MHz
Flash Memory	64 KB
SRAM	8 KB
Operating Temperature	-40°C to 85°C
UART	2
SPI	1
I2C	1
ADC Resolution	12-bit
Package	LQFP48
Timers	4 (16-bit)