Nations.N32H47x_48x_Library.1.2.0版本：
1.优化n32h47x_48x_tim.c文件函数
2.修改USBFSD demo，删除demo系统时钟配置，通过系统初始化宏定义配置不同系列系统时钟以及时钟源选择HSE
3.SHRTIM_TIM_PFC demo删除test文件夹
4. SHRTIM系统故障的位，顺序修改
5. PWR新增NRST滤波控制寄存器及驱动函数
6. RCC新增SHRTPLL失锁控制寄存器，且配置SHRTPLL时默认使能；修改RCC_SetHSECSSPhaseOffsetLimit函数命名为RCC_SetHSECSSFrequencyChangeLimit
7. SPI新增SPI_NSSFailCRCEnable驱动函数
8. 优化XSPI四线demo
9. 修改system_n32h47x_48x.c：47x系列最高主频默认240M，APB2默认为AHB 2分频，NRST默认开启滤波
10. 更新UART demo，在判断RXDNE处添加对OREF标志的判断
11. 新增applications文件夹，包含GCC demo及JumptoBoot应用笔记示例
12. 修改工程下拉框为N32H47X\N32H48X\N32H480，不同系列使用同一启动文件，通过宏定义做区分
13. 修改EXTI例程中断函数标志判断为EXTI_GetStatusFlag
14. TIM新增例程：ATIM1与GTIM5的16位计数器进行级联实现32位计数器
15. SHRTIM的Demo增加时钟失效到故障的配置代码


Nations.N32H47x_48x_Library.1.1.1版本：
1.优化SHRTIM、DAC、USBFS、USBHS模块例程中SHRTPLL的配置流程

Nations.N32H47x_48x_Library.1.1.0版本：
1.优化TIMTrigger_AutoInjection的DEMO例程
2.在n32h47x_48x_dac.c文件中，修改DAC_SetSawtoothResetValue以及DAC_SetSawtoothStepValue函数
3.DMA模块中内存到内存模式相关的demo，添加DMA_RequestRemap()函数，映射到空余请求位
4.FPU demo优化，减少计算数据量，避免Timer计数溢出
5.ROW编程函数优化，ROW编程结束后失能ROW编程
6.对Flash或选项字节编程后，调用FLASH_WaitForLastOpt函数，传参由宏定义改为变量形式传参
7.SHRTIM_Basic_Single_PWM删除多余的SHRTIM配置
8.SHRTIM_EXEV1SRC_xxx宏名修改
9.SHRTIM_EXEV_Config添加prescaler参数
10.SHRTIM添加判断是否调试暂停的驱动参数
11.修改USBFSD DEMO，HSE晶体为16MHz时的时钟配置，修改描述符结构体长度根据实际重新设置
12.修改USBHS DEMO，修改USBHS时钟配置，修改SOF输出通过宏定义配置
13.修改USBHS HID_Keyboard DEMO，增加远程唤醒功能
14.修改RTC DEMO，RTC时钟选择HSE_128DIV时的分频参数
15.修改时钟初始化及RCC_DeInit函数：LPFC2\LPFR\LPFC1参数匹配PLLMULFCT配置，并等待对应标志位
16.更新HSE_VALUE默认值，47x系列为8M，48x为16M，并匹配RCC\PWR\ETH\LPTIM\RTC例程代码
17.修改TIM_BREAK2_SOURCE_POLARITY_INVERT宏定义
18.更新SAC算法库
19.修改AFIO的TOL5V_CFG寄存器命名为ANAEN_CFG，并修改相关函数命名及释义
20.修改I2C PMBUS demo代码格式化，并删除注释代码
21.修改USB_CTRL_SOFM和USB_CTRL_ESOFM宏定义命名
22.修改USBFSD 无晶体 DEMO
23.优化XSPI_QUAD及XSPI_QUAD_DMA例程

Nations.N32H47x_48x_Library.1.0.0版本：
1.更新ADC_TEMP的DEMO例程：修改GET_NVR函数的使用
2.增加TIM_ConfigUpdateEvt函数
3.修改ADC 使用到DMA的demo中，调整ADC DMA模式配置函数的位置
4.I2C demo增加了PMBUS的例程。包括PMBUS_Master和PMBUS_Slave
5.ETH HTTP LED例程初始化阶段添加GPIO_ConfigPinRemap()函数，规避全功能板上PB4不受控问题
6.FEMC，USBFSD和USBHS DEMO适配V1.1版本全功能板
7.FEMC_LCD DEMO适配V1.1版本全功能板
8.DVP DEMO适配V1.1版本全功能板
9.ADC驱动中，函数ADC_EnableCH2PositiveEndConnetPGA_P()重命名为ADC_EnableCH2PositiveEndConnetPGA_N()
10.修改FMAC FIR中断DEMO和IIR DEMO
11. SHRTIM各Demo修改FAULT引脚的GPIO模式为输入模式
12. SHRTIM_EXEV3CTRL_EXEVxFLT与SHRTIM_EXEV4CTRL_EXEVxFLT的名字改为SHRTIM_EXEV3CTRL_EXEVxF与SHRTIM_EXEV4CTRL_EXEVxF
13. ADC驱动中，新增ADC_GetCalibrationStatus()的传参；
14. NVIC NVIC_VectorTable_Relocation demo添加487按键引脚PA15
15. FLASH编程等待函数添加4个NOP，确保编程写完字后有足够的延时让FLASH开始执行编程
16. SPI驱动修改SPI_RX_FIFO_NUM宏定义，之前RX和TX宏定义反了
17. SHRTIM修改突发模式的时钟源的宏定义
18. 修改dbg获取ID函数
19. 485 demo优化
20. OCToggle demo中断函数修改
21. Quardrature_Output demo优化，增加结构体初始化
22. 修复spi_Module结构体定义缺少0x2c word定义的问题
23. PMBUS demo优化，增加是否成功的判断及打印

Nations.N32H47x_48x_Library.0.9.0版本：
1. shrtim驱动中增加SHRTIM_EXEV_SOURCE_1～SHRTIM_EXEV_SOURCE_5宏定义
2. shrtim的PFC demo中修改FAULT的恢复操作，因为FAUTL与定时器单元的绑定问题已进行了ECO
3. shrtim添加半桥LLC的demo
4.新增USBHS Auido DEMO
5.新增USBHS专用专用相关配置，可通过USB_DEDICATED_EP_ENABLED宏定义开启专用端点
6.修改USBHS DMEO时钟源为PLL
7.新增USBHS DualRole DEMO
8.新增USBFSD Auido，HID_Customer，虚拟串口，HID_MSC，HID_CDC和MSC_CDC 组合设备DEMO
9.新增以太网MQTT DEMO
10.在n32h47x_48x_adc.c文件中，在ADC复位之后，增加20us的延时
11.新增USBHS组合设备DEMO
12.新增USBHS Host HID_CDC，HID_MSC和CDC_MSC DEMO
13.TIM缺少刹车2双向功能的相关函数，补充
14.RTC增加选择LSE时钟时版本判断
15.PWR模块驱动添加PVD_IN引脚选择函数；修改唤醒引脚极性宏定义
16.RCC模块驱动LPTIM时钟源选择根据芯片版本区分
17.更新优化n32h47x_48x_eth.c和n32h47x_48x_eth.h文件，并升级为v1.0.1版本
18.优化LPTIM模块所有DEMO的main函数
19.FLASH_PrefetchBufSet函数失能有误修改
20.修改USBHS宏定义命名笔误
21.更新优化DMA模块的BURST和FLASH_RAM DEMO
22.算法demo更新为超时算法库


Nations.N32H47x_48x_Library.0.8.0版本：
1.初版发布
----------------------------------------------------------------------------------------------------------------------------------------------------
Nations.N32H47x_48x_Library.1.2.0 version:
1. Optimize the n32h47x_48x_tim. c file function
2. Modify the USB FSD demo, delete the demo system clock configuration, define the configuration of different series of system clocks and clock source selection HSE through system initialization macros
3. SHRTIM_TIM_SFC demo Delete test folder
4. Modify the sequence of SHRTIM system faults
5. New NRST filter control register and driver function added to PWR
6. RCC adds SHRTPLL lock loss control register and enables it by default when configuring SHRTPLL；Modify the function RCC_SetHSECSSPhaseOffsetLimit and rename it to RCC_SetHSECSSFrequencyChangeLimit.
7. SPI adds SPI_NSSFailCRCEnable driver function
8. Optimize XSPI XSPI_QUAD and XSPI_QUAD_DMA demo
9. Modify system_n32h47x_48x.c: The highest frequency of the 47x series defaults to 240M, APB2 defaults to AHB 2 division, and NRST defaults to enabling filtering
10. Update UART demo and add a check for the OREF flag at the RXDNE check point
11. Add an applications folder containing GCC demo and JumptoBoot application note examples
12. Modify the project dropdown menu N32H47X\N32H48X\N32H480 to use the same startup file for different series and differentiate them through macro definitions
13. Modify the interrupt function flag of the EXTI routine to be determined as EXTI_Gets Status Flag
14. TIM new routine: cascading 16 bit counters from ATIM1 and GTIM5 to implement 32-bit counters
15. SHRTIM Demo: Configuration code added for clock failure to fault transition

Nations.N32H47x_48x_Library.1.1.1version:
1. Optimize the SHRTIM、DAC、USBFS、USBHS module demo SHRTPLL configuration process

Nations.N32H47x_48x_Library.1.1.0 version:
1. Optimize TIMTrigger_AutoInjection demo
2. In n32h47x_48x_dac.c file, modify DAC_SetSawtoothResetValue and DAC_SetSawtoothStepValue functions .
3. Memory-to-memory mode related demo in DMA module, add DMA_RequestRemap() function to map to spare request bits.
4. FPU demo optimization to reduce computational data volume and avoid Timer count overflow
5. Optimization of ROW programming functions, disabling ROW programming after completion
6. After programming Flash or option bytes, call the FLASH_WaitForLastOpt function, and change the parameter transfer from macro definition to variable form
7. Remove redundant SHRTIM configurations from SHRTIM_Basic_Single_PWM
8. Modify the macro name SHRTIM_EXEV1SRC_xxx
9. Add prescaler parameter to SHRTIM_EXEV_Config
10. Add a driver parameter to SHRTIM to determine whether to pause during debugging
11. SHRTIM demos modify the GPIO mode of the FAULT pin to input mode.
12. SHRTIM_EXEV3CTRL_EXEVxFLT and SHRTIM_EXEV4CTRL_EXEVxFLT name changed to SHRTIM_EXEV3CTRL_EXEVxF and SHRTIM_EXEV4CTRL_EXEVxF.
13. ADC_GetCalibrationStatus() pass parameter is added in ADC driver;
14. NVIC NVIC_VectorTable_Relocation demo add 487 key pin PA15
15. Modify the clock initialization and RCC_DeInit function: LPFC2\LPFR\LPFC1 parameters to match PLLMULFCT configuration, and wait for the corresponding flag bit
16. Update the default value of HSE_VALUE to 8M for 47x series and 16M for 48x, and match the RCC\PWR\ETH\LPTIM\RTC demo code
17.Modify the define of TIM_BREAK2_SOURCE_POLARITY_INVERT
18. Update SAC algorithm library
19. Modify the name of TOL5V_CFG register of AFIO to ANAEN_CFG, and modify the name and definition of related functions.
20. Modify the I2C PMBUS demo code formatting and remove the comment code
21.Modify macro USB_CTRL_SOFM and USB_CTRL_ESOFM name.
22.Modify USBFSD Xtal Less DEMO
23.Modify XSPI_QUAD and XSPI_QUAD_DMA DEMO

Nations.N32H47x_48x_Library.1.0.0 version:
1. Update the DEMO routine of ADC_TEMP: modify the use of GET_NVR function.
2. Add TIM_ConfigUpdateEvt function.
3. Modify the ADC to DMA demo to adjust the position of ADC DMA mode configuration function.
4. I2C demo added PMBUS routines. Including PMBUS_Master and PMBUS_Slave.
5. ETH HTTP LED routine initialization stage to add GPIO_ConfigPinRemap() function, to avoid the problem of uncontrolled PB4 on the full-featured board.
6. FEMC, USBFSD and USBHS DEMO are adapted to V1.1 version of full-featured boards.
7.FEMC_LCD DEMO for V1.1 full-featured boards.
8.DVP DEMO for V1.1 full-featured boards.
9.ADC driver, function ADC_EnableCH2PositiveEndConnetPGA_P() renamed to ADC_EnableCH2PositiveEndConnetPGA_N().
10. Modify FMAC FIR interrupt DEMO and IIR DEMO
11. SHRTIM each Demo modify the GPIO mode of FAULT pin to input mode
12. SHRTIM_EXEV3CTRL_EXEVxFLT and SHRTIM_EXEV4CTRL_EXEVxFLT name changed to SHRTIM_EXEV3CTRL_EXEVxF and SHRTIM_EXEV4CTRL_EXEVxF.
13. ADC_GetCalibrationStatus() pass parameter is added in ADC driver;
14. NVIC NVIC_VectorTable_Relocation demo add 487 key pin PA15
15. FLASH programming wait function to add 4 NOP, to ensure that after programming and writing words there is enough delay for FLASH to start executing programming.
16. SPI driver modify SPI_RX_FIFO_NUM macro definition, before the RX and TX macro definition is reversed.
17. SHRTIM modify the macro definition of clock source in burst mode.
18. Modify dbg get ID function.
19. 485 demo optimization
20. Modify OCToggle demo interrupt function.
21. Quardrature_Output demo optimization, add structure initialization.
22. Fix the problem of missing 0x2c word definition in spi_Module structure definition.
23. PMBUS demo optimization, add judgment of whether success and print.

Nations.N32H47x_48x_Library.0.9.0 version:
1. shrtim driver add SHRTIM_EXEV_SOURCE_1~SHRTIM_EXEV_SOURCE_5 macro definition.
2. shrtim PFC demo modify FAULT recovery operation, because the binding problem of FAUTL and timer unit has been ECO.
3. shrtim add demo of half-bridge LLC.
4. shrtim added USBHS Auido DEMO.
5. add USBHS dedicated configuration, can be defined by USB_DEDICATED_EP_ENABLED macro to open the dedicated endpoints.
6. Modify USBHS DMEO clock source to PLL.
7. Added USBHS DualRole DEMO.
8. Add USBFSD Auido, HID_Customer, Virtual Serial Port, HID_MSC, HID_CDC and MSC_CDC combo device DEMO.
9. Add Ethernet MQTT DEMO.
10. In n32h47x_48x_adc.c file, add 20us delay after ADC reset.
11. Add USBHS combination device DEMO.
12. Add USBHS Host HID_CDC, HID_MSC and CDC_MSC DEMO.
13.TIM lacks brake 2 bidirectional function.
14. RTC to increase the version judgment when selecting LSE clock.
15. PWR module driver to add PVD_IN pin selection function; modify the wake-up pin polarity macro definition
16.RCC module driver LPTIM clock source selection according to the chip version distinction.
17. Update and optimize n32h47x_48x_eth.c and n32h47x_48x_eth.h files, and upgrade to v1.0.1.
18. Optimize the main function of all DEMOs of the LPTIM module.
19. FLASH_PrefetchBufSet function disablement is incorrectly modified.
20. Modify the USBHS macro definition naming errors
21. Update and optimize BURST and FLASH_RAM DEMO of DMA module.

Nations.N32H47x_48x_Library.0.8.0 version:
1.Initial Release
