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Fabricante

SN8P2501

8-Bit Micro Controller

Sonix Technology Co., Ltd 

SN8P2501

使用注意事項 V1.0

SN8P2501 使用注意事項

適用對象: 客戶或代理商

SN8P2501 為 SONIX 新開發的 14 pin、1T (one clock per machine cycle) 8-bit MCU，內建 16MHz RC 震盪器，

最多有 12 I/O 可用，並具備優異的抗雜訊能力。在系統開發階段，軟､硬體注意事項請參考下文敘述，開發軟件

請用 “SN8IDE V1.99I” 或之後版本。(註：包裝正印 SN8PEV2501 為工程樣品，程式宣告一樣為 CHIP

SN8P2501)。

1 CODE OPTION：

Code Option Content

Function Description

Ext_RC

Low cost RC for external high clock oscillator and XOUT becomes to general

purpose I/O (P1.2).

32K_X’tal

Low frequency, power saving crystal (e.g. 32.768KHz) for external high clock

oscillator.

High_Clk

12M_X’tal High speed crystal /resonator (e.g. 12MHz) for external high clock oscillator.

4M_X’tal Standard crystal /resonator (e.g. 3.58M) for external high clock oscillator.

IHRC_16M

Internal high RC 16MHz and external oscillator pins as general purpose I/O (XIN

to P1.3, XOUT to P1.2).

IHRC_RTC

Internal high RC 16MHz with RTC function and external oscillator pins connect

with 32.768KHz crystal to generating real time clock.

Noise_Filter

Enable Enable noise filter to enhance noise immunity performance.

Disable Disable noise filter.

Watch_Dog Always_On Watchdog timer always on.

Disable Disable Watchdog function.

Fosc/1 Instruction cycle is oscillator clock.

Fosc/2 Instruction cycle is 2 oscillator clocks.

Fosc/4 Instruction cycle is 4 oscillator clocks.

Fcpu

Fosc/8 Instruction cycle is 8 oscillator clocks.

Fosc/16 Instruction cycle is 16 oscillator clocks.

Fosc/32 Instruction cycle is 32 oscillator clocks.

Fosc/64 Instruction cycle is 64 oscillator clocks.

-2MHz

Internal high RC 16MHz typical frequency - 2MHz.

-1MHz

Internal high RC 16MHz typical frequency -1MHz.

16M_IHRC Normal

Internal high RC 16MHz typical frequency.

+1MHz

Internal high RC 16MHz typical frequency + 1MHz.

+2MHz

Internal high RC 16MHz typical frequency + 2MHz.

Reset Enable External reset pin.

Reset_Pin

P11

Disable External reset pin and the pin is as input only pin P1.1 without pull-up

resister.

Security

Enable Enable ROM code Security function.

Disable Disable ROM code Security function.

Low Power

Enable Enable Low Power function to save Operating current.

Disable Normal.

本資料為松翰科技股份有限公司專有之財產，非經書面許可不准透露或使用本資料，亦不准複印複製或轉變成任何其他形式使用。

The information contained herein is the exclusive property of SONiX technology Co., Ltd. and shall not be distributed，reproduced， or disclosed in whole or in

part without prior written permission of SONiX technology Co., Ltd.

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