266 lines
12 KiB
C
266 lines
12 KiB
C
/**
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* Copyright (c) 2022, Nations Technologies Inc.
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*
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* All rights reserved.
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*
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* This software is the exclusive property of Nations Technologies Inc. (Hereinafter
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* referred to as NATIONS). This software, and the product of NATIONS described herein
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* (Hereinafter referred to as the Product) are owned by NATIONS under the laws and treaties
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* of the People's Republic of China and other applicable jurisdictions worldwide.
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*
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* NATIONS does not grant any license under its patents, copyrights, trademarks, or other
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* intellectual property rights. Names and brands of third party may be mentioned or referred
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* thereto (if any) for identification purposes only.
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*
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* NATIONS reserves the right to make changes, corrections, enhancements, modifications, and
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* improvements to this software at any time without notice. Please contact NATIONS and obtain
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* the latest version of this software before placing orders.
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* Although NATIONS has attempted to provide accurate and reliable information, NATIONS assumes
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* no responsibility for the accuracy and reliability of this software.
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*
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* It is the responsibility of the user of this software to properly design, program, and test
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* the functionality and safety of any application made of this information and any resulting product.
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* In no event shall NATIONS be liable for any direct, indirect, incidental, special,exemplary, or
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* consequential damages arising in any way out of the use of this software or the Product.
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*
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* NATIONS Products are neither intended nor warranted for usage in systems or equipment, any
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* malfunction or failure of which may cause loss of human life, bodily injury or severe property
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* damage. Such applications are deemed, "Insecure Usage".
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*
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* All Insecure Usage shall be made at user's risk. User shall indemnify NATIONS and hold NATIONS
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* harmless from and against all claims, costs, damages, and other liabilities, arising from or related
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* to any customer's Insecure Usage.
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* Any express or implied warranty with regard to this software or the Product, including,but not
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* limited to, the warranties of merchantability, fitness for a particular purpose and non-infringement
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* are disclaimed to the fullest extent permitted by law.
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* Unless otherwise explicitly permitted by NATIONS, anyone may not duplicate, modify, transcribe
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* or otherwise distribute this software for any purposes, in whole or in part.
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*
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* NATIONS products and technologies shall not be used for or incorporated into any products or systems
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* whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations.
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* User shall comply with any applicable export control laws and regulations promulgated and administered by
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* the governments of any countries asserting jurisdiction over the parties or transactions.
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**/
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/**
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*\*\file n32g003_flash.h
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*\*\author Nations
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*\*\version v1.0.0
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*\*\copyright Copyright (c) 2022, Nations Technologies Inc. All rights reserved.
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**/
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#ifndef __N32G003_FLASH_H
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#define __N32G003_FLASH_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "n32g003.h"
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/** FLASH Status **/
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typedef enum
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{
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FLASH_BUSY = 1,
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FLASH_ERR_PG,
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FLASH_ERR_WRP,
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FLASH_EOP,
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FLASH_ERR_RDP2,
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FLASH_ERR_ADD,
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FLASH_TIMEOUT
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}FLASH_STS;
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/** Flash Access Control Register bits **/
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#define FLASH_PRFTBS_MSK ((uint32_t)FLASH_AC_PRFTBFSTS)
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/** Prefetch_Buffer_Enable_Disable **/
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#define FLASH_PREFETCHBUF_EN ((uint32_t)FLASH_AC_PRFTBFEN) /* FLASH Prefetch Buffer Enable */
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#define FLASH_PREFETCHBUF_DIS (~((uint32_t)FLASH_AC_PRFTBFEN)) /* FLASH Prefetch Buffer Disable */
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/** Flash_Latency **/
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#define FLASH_LATENCY_0 ((uint32_t)FLASH_AC_LATENCY_0) /* FLASH Zero Latency cycle */
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#define FLASH_LATENCY_1 ((uint32_t)FLASH_AC_LATENCY_1) /* FLASH One Latency cycle */
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#define FLASH_LATENCY_MASK ((uint32_t)FLASH_AC_LATENCY)
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/** FLASH Keys **/
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#define FLASH_KEY1 ((uint32_t)0x45670123)
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#define FLASH_KEY2 ((uint32_t)0xCDEF89AB)
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/** Flash Control Register bits **/
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#define FLASH_CTRL_SET_PG ((uint32_t)FLASH_CTRL_PG)
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#define FLASH_CTRL_RESET_PG (~((uint32_t)FLASH_CTRL_PG))
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#define FLASH_CTRL_SET_PER ((uint32_t)FLASH_CTRL_PER)
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#define FLASH_CTRL_RESET_PER (~((uint32_t)FLASH_CTRL_PER))
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#define FLASH_CTRL_SET_MER ((uint32_t)FLASH_CTRL_MER)
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#define FLASH_CTRL_RESET_MER (~((uint32_t)FLASH_CTRL_MER))
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#define FLASH_CTRL_SET_OPTPG ((uint32_t)FLASH_CTRL_OPTPG)
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#define FLASH_CTRL_RESET_OPTPG (~((uint32_t)FLASH_CTRL_OPTPG))
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#define FLASH_CTRL_SET_OPTER ((uint32_t)FLASH_CTRL_OPTER)
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#define FLASH_CTRL_RESET_OPTER (~((uint32_t)FLASH_CTRL_OPTER))
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#define FLASH_CTRL_SET_MMER ((uint32_t)FLASH_CTRL_MMER)
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#define FLASH_CTRL_RESET_MMER (~((uint32_t)FLASH_CTRL_MMER))
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#define FLASH_CTRL_SET_START ((uint32_t)FLASH_CTRL_START)
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#define FLASH_CTRL_SET_LOCK ((uint32_t)FLASH_CTRL_LOCK)
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#define FLASH_CTRL_SET_OPTWE ((uint32_t)FLASH_CTRL_OPTWRE)
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/** Option byte **/
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#define FLASH_L1_RDP_KEY ((uint32_t)0xFFFF00A5)
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#define FLASH_L2_RDP_KEY ((uint32_t)0xFFFF33CC)
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#define FLASH_OB_DATA0_MASK (FLASH_OB_DATA0_MSK)
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#define FLASH_OB_DATA1_MASK (FLASH_OB_DATA1_MSK)
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/** OB Register related definition**/
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#define FLASH_USER_MASK (FLASH_USER_USER)
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#define FLASH_RDP1_MASK (FLASH_RDP_RDP1)
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#define FLASH_RDP2_MASK ((uint32_t)0xFF00FFFF)
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#define FLASH_FLAG_OBERR (FLASH_OB_OBERR)
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/** FLASH Mask **/
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#define FLASH_RDPRTL1_MSK ((uint32_t)FLASH_OB_RDPRT1)
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#define FLASH_RDPRTL2_MSK ((uint32_t)FLASH_OB_RDPRT2)
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#define FLASH_OB_USER_MSK ((uint32_t)FLASH_OB_USER)
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/** Option_Bytes_RDPx **/
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#define FLASH_OB_RDP1_ENABLE ((uint8_t)0x00) /* Enable RDP1 */
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#define FLASH_OB_RDP1_DISABLE ((uint8_t)0xA5) /* DISABLE RDP1 */
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#define FLASH_OB_RDP2_ENABLE ((uint8_t)0xCC) /* Enable RDP2 */
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#define FLASH_OB_RDP2_DISABLE ((uint8_t)0x00) /* Disable RDP2 */
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/** Option_Bytes_IWatchdog **/
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#define FLASH_OB_IWDG_SW ((uint16_t)0x0001) /* Software IWDG selected */
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#define FLASH_OB_IWDG_HW ((uint16_t)0x0000) /* Hardware IWDG selected */
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/** Option_Bytes_nRST_STOP **/
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#define FLASH_OB_STOP_NORST ((uint16_t)0x0002) /* No reset generated when entering in STOP */
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#define FLASH_OB_STOP_RST ((uint16_t)0x0000) /* Reset generated when entering in STOP */
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/** Option_Bytes_nRST_PD **/
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#define FLASH_OB_PD_NORST ((uint16_t)0x0004) /* No reset generated when entering in PD */
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#define FLASH_OB_PD_RST ((uint16_t)0x0000) /* Reset generated when entering in PD */
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/** Option_Bytes_LOCK_BOOT **/
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#define FLASH_OB_LOCK_BOOT ((uint16_t)0x0008) /* First 3KB FLASH LOCK*/
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#define FLASH_OB_NOLOCK_BOOT ((uint16_t)0x0000) /* First 3KB FLASH NOLOCK */
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/** Option_Bytes_PA0_IO **/
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#define FLASH_OB_PA0_IO ((uint16_t)0x0000) /* PA0 is general pin */
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#define FLASH_OB_PA0_NRST ((uint16_t)0x0010) /* PA0 is RESET pin */
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/** Option_Bytes_USER_LVREN **/
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#define FLASH_OB_USER_LVR_ENABLE ((uint16_t)0x0000) /* LVR enable */
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#define FLASH_OB_USER_LVR_DISABLE ((uint16_t)0x0010) /* LVR disable */
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/** Option_Bytes_USER_LVRFIL **/
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#define FLASH_OB_USER_LVRFIL_ENABLE ((uint16_t)0x0000) /* LVR filter enable */
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#define FLASH_OB_USER_LVRFIL_DISABLE ((uint16_t)0x0020) /* LVR filter disable */
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/** Option_Bytes_USER_LVRFIL **/
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#define FLASH_OB_USER_LVRRST_ENABLE ((uint16_t)0x0000) /* LVR reset enable */
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#define FLASH_OB_USER_LVRRST_DISABLE ((uint16_t)0x0040) /* LVR reset disable */
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/** FLASH USER Mask **/
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#define FLASH_USER_LVRCNT_MSK ((uint32_t)FLASH_USER_LVRCNT)
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#define FLASH_USER_LVRLS_MSK ((uint32_t)FLASH_USER_LVRLS)
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#define FLASH_USER_POR_DELAY_MSK ((uint32_t)FLASH_USER_POR_DELAY)
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#define FLASH_USER_RDP_OFFSET (REG_BIT16_OFFSET)
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#define FLASH_OB_TO_USER_OFFSET (REG_BIT14_OFFSET)
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#define FLASH_OB_OFFSET (REG_BIT2_OFFSET)
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#define FLASH_DATA0_DATA1_OFFSET (REG_BIT16_OFFSET)
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#define FLASH_USER2_USER3_OFFSET (REG_BIT16_OFFSET)
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#define FLASH_OB_DATA0_OFFSET (REG_BIT10_OFFSET)
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#define FLASH_OB_DATA1_OFFSET (REG_BIT18_OFFSET)
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#define FLASH_USER3_OFFSET (REG_BIT8_OFFSET)
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#define FLASH_USER4_OFFSET (REG_BIT16_OFFSET)
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/** Delay definition **/
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#define ERASE_TIMEOUT ((uint32_t)0x000B0000)
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#define PROGRAM_TIMEOUT ((uint32_t)0x00002000)
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#define FLASH_WORD_LENGTH ((uint32_t)0x00000003)
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/** FLASH_Interrupts **/
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#define FLASH_INT_ERROR ((uint32_t)FLASH_CTRL_ERRITE) /* PGERR WRPERR ERROR error interrupt source */
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#define FLASH_INT_EOP ((uint32_t)FLASH_CTRL_EOPITE) /* End of FLASH Operation Interrupt source */
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/** FLASH_Flags **/
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#define FLASH_FLAG_BUSY ((uint32_t)FLASH_STS_BUSY) /* FLASH Busy flag */
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#define FLASH_FLAG_PGERR ((uint32_t)FLASH_STS_PGERR) /* FLASH Program error flag */
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#define FLASH_FLAG_WRPERR ((uint32_t)FLASH_STS_WRPERR) /* FLASH Write protected error flag */
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#define FLASH_FLAG_EOP ((uint32_t)FLASH_STS_EOP) /* FLASH End of Operation flag */
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#define FLASH_FLAG_SPERR ((uint32_t)FLASH_STS_SPRERR) /* FLASH Special Pattern Read error */
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#define FLASH_FLAG_CFGERR ((uint32_t)FLASH_STS_CFGERR) /* FLASH Configuration registers error when checking */
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/** FLASH_STS_CLRFLAG **/
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#define FLASH_STS_CLRFLAG (FLASH_FLAG_PGERR | FLASH_FLAG_WRPERR | FLASH_FLAG_EOP)
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/** FLASH_VTOR_CLRFLAG **/
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#define FLASH_VTOR_ENABLE ((uint32_t)FLASH_VTOR_EN) /* FLASH Busy flag */
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#define FLASH_VTOR_DISABLE ((uint32_t)0x00000000) /* FLASH Busy flag */
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/** Delay definition **/
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#define ERASE_TIMEOUT ((uint32_t)0x000B0000)
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#define PROGRAM_TIMEOUT ((uint32_t)0x00002000)
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#define FLASH_WORD_LENGTH ((uint32_t)0x00000003)
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/** Functions used for N32G003 devices **/
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void FLASH_Latency_Set(uint32_t flash_latency);
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uint8_t FLASH_Latency_Get(void);
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void FLASH_Prefetch_Buffer_Enable(void);
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void FLASH_Prefetch_Buffer_Disable(void);
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void FLASH_Unlock(void);
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void FLASH_Lock(void);
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void Option_Bytes_Unlock(void);
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void Option_Bytes_Lock(void);
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FlagStatus Option_Bytes_Lock_Status_Get(void);
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FLASH_STS FLASH_One_Page_Erase(uint32_t page_address);
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FLASH_STS FLASH_Mass_Erase(void);
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FLASH_STS FLASH_48Page_Mass_Erase(void);
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FLASH_STS FLASH_Word_Program(uint32_t address, uint32_t data);
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FLASH_STS FLASH_Option_Bytes_Erase(void);
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FLASH_STS FLASH_Option_Bytes_User_RDP1_Program(uint8_t option_byte_rdp1, uint16_t option_byte_iwdg, \
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uint16_t option_byte_stop, uint16_t option_byte_PD, \
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uint16_t option_byte_lock_boot, uint16_t option_byte_PA0_NRST);
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FLASH_STS FLASH_Option_Bytes_DATA_Program(uint8_t option_byte_data0,uint8_t option_byte_data1);
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FLASH_STS FLASH_Option_Bytes_User2_User3_Program(uint8_t option_byte_user2,uint8_t option_byte_LVR_cnt, \
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uint8_t option_byte_LVR,uint8_t option_byte_LVR_filter,uint8_t option_byte_LVR_reset);
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FLASH_STS FLASH_Option_Bytes_User4_RDP2_Program(uint8_t option_byte_rdp2,uint8_t option_byte_user4);
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FLASH_STS FLASH_Read_Out_Protection_L1_Enable(void);
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FLASH_STS FLASH_Read_Out_Protection_L1_Disable(void);
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FLASH_STS FLASH_Read_Out_Protection_L2_Enable(void);
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FlagStatus FLASH_Option_Bytes_User_Get(uint32_t option_byte_bit);
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uint32_t FLASH_Option_Bytes_User2_Get(void);
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uint32_t FLASH_User_LVRLS_Get(void);
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FlagStatus FLASH_Option_Bytes_User3_Get(uint32_t option_byte_bit);
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uint32_t FLASH_Option_Bytes_User4_Get(void);
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FlagStatus FLASH_Read_Out_Protection_Status_Get(void);
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FlagStatus FLASH_Read_Out_Protection_L2_Status_Get(void);
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FlagStatus FLASH_Prefetch_Buffer_Status_Get(void);
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void FLASH_Interrupt_Enable(uint32_t flash_interrupts);
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void FLASH_Interrupt_Disable(uint32_t flash_interrupts);
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FlagStatus FLASH_Flag_Status_Get(uint32_t flash_flag);
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FlagStatus FLASH_Option_Bytes_Flag_Get(uint32_t flash_flag);
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void FLASH_Flag_Status_Clear(uint32_t flash_flag);
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FLASH_STS FLASH_Status_Get(void);
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FLASH_STS FLASH_Last_Operation_Wait(uint32_t timeout);
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void FLASH_VTOR_Address_Set(uint32_t VTOR_address,uint32_t VTOR_cmd);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __N32G003_FLASH_H */
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