/**********************************************************************
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* Copyright: (C)2023 LingYun IoT System Studio
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* Author: GuoWenxue<guowenxue@gmail.com> QQ: 281143292
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* Description: ISKBoard Serial Number Hardware Abstract Layer driver
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*
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* ChangeLog:
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* Version Date Author Description
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* V1.0.0 2023.04.3 GuoWenxue Release initial version
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***********************************************************************/
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#ifndef BOARD_DEVSN_H_
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#define BOARD_DEVSN_H_
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/*
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* SN Format: ISK1023001
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* +----------+----------+----------+----------+
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* | ISK | 10 | 23 | 001 |
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* +----------+----------+----------+----------+
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* | ISKBoard | V1.0 | 2023 | Serial |
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* +----------+----------+----------+----------+
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*/
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#define DEVSN_LEN 10
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/* Write device Serial Number into OTP flash */
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extern int write_devsn(char *devsn, int bytes);
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/* Read device Serial Number from OTP flash */
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extern int read_devsn(char *devsn, int size);
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#endif /* BOARD_DEVSN_H_ */
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