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/*     PAC SDK Reversion History              */
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4.5.7.0 [2025-11-11] by Mac
    Support PACs: XP-8x61-IoT11, XP-9x61-IoT11, AXP-9x61-IoT11
    Support iBPC-4081-IoT

4.5.6.0 [2024-08-20] by Mac
    Support iPPC-6831-IoT

4.5.6.0 [2024-04-25] by Mac
    Support module name identification:
	I-9720, I-8015, I-8018, I-9015, I-9018
    Fix bug: SetThreadPriority's parameter nPriority is always THREAD_PRIORITY_HIGHEST.
	pac_SetBPTimerInterruptPriority, pac_SetSlotInterruptPriority 's parameter nPriority is irrelevant.
        It helps interrupt works correctly with IO driver(2024/02/27) .			 
    New API: _pac_ticks_delay, _pac_ms_delay		 
	
4.5.3.0 [2023-04-07] by Mac
    Support module name inditification:
        I-9017HC, I-9017D, I-9017-15, I-9017C-15, I-9014C, I-9053P, I-9041P.

4.5.2.0 [2022-11-08] by Mac
    Support e-POE200/ePoE400 (I211 chip)
    
4.5.1.0 [2022-07-06] by Mac
    Fix bug: Ebus does not work at 2nd run.
    Fix bug: Buzzer not working.
    
4.5.0.0 [2021-11-23] by Mac
    Support EMP-9x51-IoT
    Support AXP-9x91-IoT
    Support AXP-9x51-IoT    
    
4.4.6.0 [2021-01-12] by Mac
    Support XP-8x71-IoT
    
4.4.5.0 [2020-07-31] by Mac
    Support 64-bit XP-9x81-IoT
    Support 16-bit I/O(inpw/outpw)
    
    Fix bug:
    a.x64 program that using .Net 4.6 or newer can not call pacsdk.dll.
    
     
4.4.3.3 [2018-08-16] by Mac
	Support 64-bit PC Windows.
	Support 64-bit WES7 PACs.
	Support BP timer.
	Support HW/OS watch dog.
	
	
4.4.0.0 [2017-10-25] by Mac
    Support new PACs:
        XP8X31,	XP8X71, XP8X81, XP9X71, XP9X81, XP9X31, IPPC6831,
        IPPC6731, IPPC4801, IPPC5801, IPPC6801, IPPC7801, IPPC4701,
        IPPC5701, IPPC6701, IPPC7701.
    Identify PACs by the registry:
        HKEY_LOCAL_MACHINE\SOFTWARE\ICPDAS\OS\HWID
        The registry had been writen in OS already.
    For PAC_WDT_HW watchdog timer:
        pac_EnableWatchDog(int wdt, DWORD value), the maxmum value is 255.
        It works with backplane version V1.0.13.0 and later.