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📄 at91sam7s512.h

📁 This test code use PWM to control LED flashing, however, users can use PWM to do other things with t
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#define MC_RCR          (AT91_CAST(AT91_REG *) 	0x00000000) // (MC_RCR) MC Remap Control Register
#define MC_ASR          (AT91_CAST(AT91_REG *) 	0x00000004) // (MC_ASR) MC Abort Status Register
#define MC_AASR         (AT91_CAST(AT91_REG *) 	0x00000008) // (MC_AASR) MC Abort Address Status Register
#define MC_PUIA         (AT91_CAST(AT91_REG *) 	0x00000010) // (MC_PUIA) MC Protection Unit Area
#define MC_PUP          (AT91_CAST(AT91_REG *) 	0x00000050) // (MC_PUP) MC Protection Unit Peripherals
#define MC_PUER         (AT91_CAST(AT91_REG *) 	0x00000054) // (MC_PUER) MC Protection Unit Enable Register

#endif
// -------- MC_RCR : (MC Offset: 0x0) MC Remap Control Register --------
#define AT91C_MC_RCB          (0x1 <<  0) // (MC) Remap Command Bit
// -------- MC_ASR : (MC Offset: 0x4) MC Abort Status Register --------
#define AT91C_MC_UNDADD       (0x1 <<  0) // (MC) Undefined Addess Abort Status
#define AT91C_MC_MISADD       (0x1 <<  1) // (MC) Misaligned Addess Abort Status
#define AT91C_MC_MPU          (0x1 <<  2) // (MC) Memory protection Unit Abort Status
#define AT91C_MC_ABTSZ        (0x3 <<  8) // (MC) Abort Size Status
#define 	AT91C_MC_ABTSZ_BYTE                 (0x0 <<  8) // (MC) Byte
#define 	AT91C_MC_ABTSZ_HWORD                (0x1 <<  8) // (MC) Half-word
#define 	AT91C_MC_ABTSZ_WORD                 (0x2 <<  8) // (MC) Word
#define AT91C_MC_ABTTYP       (0x3 << 10) // (MC) Abort Type Status
#define 	AT91C_MC_ABTTYP_DATAR                (0x0 << 10) // (MC) Data Read
#define 	AT91C_MC_ABTTYP_DATAW                (0x1 << 10) // (MC) Data Write
#define 	AT91C_MC_ABTTYP_FETCH                (0x2 << 10) // (MC) Code Fetch
#define AT91C_MC_MST0         (0x1 << 16) // (MC) Master 0 Abort Source
#define AT91C_MC_MST1         (0x1 << 17) // (MC) Master 1 Abort Source
#define AT91C_MC_SVMST0       (0x1 << 24) // (MC) Saved Master 0 Abort Source
#define AT91C_MC_SVMST1       (0x1 << 25) // (MC) Saved Master 1 Abort Source
// -------- MC_PUIA : (MC Offset: 0x10) MC Protection Unit Area --------
#define AT91C_MC_PROT         (0x3 <<  0) // (MC) Protection
#define 	AT91C_MC_PROT_PNAUNA               (0x0) // (MC) Privilege: No Access, User: No Access
#define 	AT91C_MC_PROT_PRWUNA               (0x1) // (MC) Privilege: Read/Write, User: No Access
#define 	AT91C_MC_PROT_PRWURO               (0x2) // (MC) Privilege: Read/Write, User: Read Only
#define 	AT91C_MC_PROT_PRWURW               (0x3) // (MC) Privilege: Read/Write, User: Read/Write
#define AT91C_MC_SIZE         (0xF <<  4) // (MC) Internal Area Size
#define 	AT91C_MC_SIZE_1KB                  (0x0 <<  4) // (MC) Area size 1KByte
#define 	AT91C_MC_SIZE_2KB                  (0x1 <<  4) // (MC) Area size 2KByte
#define 	AT91C_MC_SIZE_4KB                  (0x2 <<  4) // (MC) Area size 4KByte
#define 	AT91C_MC_SIZE_8KB                  (0x3 <<  4) // (MC) Area size 8KByte
#define 	AT91C_MC_SIZE_16KB                 (0x4 <<  4) // (MC) Area size 16KByte
#define 	AT91C_MC_SIZE_32KB                 (0x5 <<  4) // (MC) Area size 32KByte
#define 	AT91C_MC_SIZE_64KB                 (0x6 <<  4) // (MC) Area size 64KByte
#define 	AT91C_MC_SIZE_128KB                (0x7 <<  4) // (MC) Area size 128KByte
#define 	AT91C_MC_SIZE_256KB                (0x8 <<  4) // (MC) Area size 256KByte
#define 	AT91C_MC_SIZE_512KB                (0x9 <<  4) // (MC) Area size 512KByte
#define 	AT91C_MC_SIZE_1MB                  (0xA <<  4) // (MC) Area size 1MByte
#define 	AT91C_MC_SIZE_2MB                  (0xB <<  4) // (MC) Area size 2MByte
#define 	AT91C_MC_SIZE_4MB                  (0xC <<  4) // (MC) Area size 4MByte
#define 	AT91C_MC_SIZE_8MB                  (0xD <<  4) // (MC) Area size 8MByte
#define 	AT91C_MC_SIZE_16MB                 (0xE <<  4) // (MC) Area size 16MByte
#define 	AT91C_MC_SIZE_64MB                 (0xF <<  4) // (MC) Area size 64MByte
#define AT91C_MC_BA           (0x3FFFF << 10) // (MC) Internal Area Base Address
// -------- MC_PUP : (MC Offset: 0x50) MC Protection Unit Peripheral --------
// -------- MC_PUER : (MC Offset: 0x54) MC Protection Unit Area --------
#define AT91C_MC_PUEB         (0x1 <<  0) // (MC) Protection Unit enable Bit

// *****************************************************************************
//              SOFTWARE API DEFINITION  FOR Serial Parallel Interface
// *****************************************************************************
#ifndef __ASSEMBLY__
typedef struct _AT91S_SPI {
	AT91_REG	 SPI_CR; 	// Control Register
	AT91_REG	 SPI_MR; 	// Mode Register
	AT91_REG	 SPI_RDR; 	// Receive Data Register
	AT91_REG	 SPI_TDR; 	// Transmit Data Register
	AT91_REG	 SPI_SR; 	// Status Register
	AT91_REG	 SPI_IER; 	// Interrupt Enable Register
	AT91_REG	 SPI_IDR; 	// Interrupt Disable Register
	AT91_REG	 SPI_IMR; 	// Interrupt Mask Register
	AT91_REG	 Reserved0[4]; 	//
	AT91_REG	 SPI_CSR[4]; 	// Chip Select Register
	AT91_REG	 Reserved1[48]; 	//
	AT91_REG	 SPI_RPR; 	// Receive Pointer Register
	AT91_REG	 SPI_RCR; 	// Receive Counter Register
	AT91_REG	 SPI_TPR; 	// Transmit Pointer Register
	AT91_REG	 SPI_TCR; 	// Transmit Counter Register
	AT91_REG	 SPI_RNPR; 	// Receive Next Pointer Register
	AT91_REG	 SPI_RNCR; 	// Receive Next Counter Register
	AT91_REG	 SPI_TNPR; 	// Transmit Next Pointer Register
	AT91_REG	 SPI_TNCR; 	// Transmit Next Counter Register
	AT91_REG	 SPI_PTCR; 	// PDC Transfer Control Register
	AT91_REG	 SPI_PTSR; 	// PDC Transfer Status Register
} AT91S_SPI, *AT91PS_SPI;
#else
#define SPI_CR          (AT91_CAST(AT91_REG *) 	0x00000000) // (SPI_CR) Control Register
#define SPI_MR          (AT91_CAST(AT91_REG *) 	0x00000004) // (SPI_MR) Mode Register
#define SPI_RDR         (AT91_CAST(AT91_REG *) 	0x00000008) // (SPI_RDR) Receive Data Register
#define SPI_TDR         (AT91_CAST(AT91_REG *) 	0x0000000C) // (SPI_TDR) Transmit Data Register
#define SPI_SR          (AT91_CAST(AT91_REG *) 	0x00000010) // (SPI_SR) Status Register
#define SPI_IER         (AT91_CAST(AT91_REG *) 	0x00000014) // (SPI_IER) Interrupt Enable Register
#define SPI_IDR         (AT91_CAST(AT91_REG *) 	0x00000018) // (SPI_IDR) Interrupt Disable Register
#define SPI_IMR         (AT91_CAST(AT91_REG *) 	0x0000001C) // (SPI_IMR) Interrupt Mask Register
#define SPI_CSR         (AT91_CAST(AT91_REG *) 	0x00000030) // (SPI_CSR) Chip Select Register

#endif
// -------- SPI_CR : (SPI Offset: 0x0) SPI Control Register --------
#define AT91C_SPI_SPIEN       (0x1 <<  0) // (SPI) SPI Enable
#define AT91C_SPI_SPIDIS      (0x1 <<  1) // (SPI) SPI Disable
#define AT91C_SPI_SWRST       (0x1 <<  7) // (SPI) SPI Software reset
#define AT91C_SPI_LASTXFER    (0x1 << 24) // (SPI) SPI Last Transfer
// -------- SPI_MR : (SPI Offset: 0x4) SPI Mode Register --------
#define AT91C_SPI_MSTR        (0x1 <<  0) // (SPI) Master/Slave Mode
#define AT91C_SPI_PS          (0x1 <<  1) // (SPI) Peripheral Select
#define 	AT91C_SPI_PS_FIXED                (0x0 <<  1) // (SPI) Fixed Peripheral Select
#define 	AT91C_SPI_PS_VARIABLE             (0x1 <<  1) // (SPI) Variable Peripheral Select
#define AT91C_SPI_PCSDEC      (0x1 <<  2) // (SPI) Chip Select Decode
#define AT91C_SPI_FDIV        (0x1 <<  3) // (SPI) Clock Selection
#define AT91C_SPI_MODFDIS     (0x1 <<  4) // (SPI) Mode Fault Detection
#define AT91C_SPI_LLB         (0x1 <<  7) // (SPI) Clock Selection
#define AT91C_SPI_PCS         (0xF << 16) // (SPI) Peripheral Chip Select
#define AT91C_SPI_DLYBCS      (0xFF << 24) // (SPI) Delay Between Chip Selects
// -------- SPI_RDR : (SPI Offset: 0x8) Receive Data Register --------
#define AT91C_SPI_RD          (0xFFFF <<  0) // (SPI) Receive Data
#define AT91C_SPI_RPCS        (0xF << 16) // (SPI) Peripheral Chip Select Status
// -------- SPI_TDR : (SPI Offset: 0xc) Transmit Data Register --------
#define AT91C_SPI_TD          (0xFFFF <<  0) // (SPI) Transmit Data
#define AT91C_SPI_TPCS        (0xF << 16) // (SPI) Peripheral Chip Select Status
// -------- SPI_SR : (SPI Offset: 0x10) Status Register --------
#define AT91C_SPI_RDRF        (0x1 <<  0) // (SPI) Receive Data Register Full
#define AT91C_SPI_TDRE        (0x1 <<  1) // (SPI) Transmit Data Register Empty
#define AT91C_SPI_MODF        (0x1 <<  2) // (SPI) Mode Fault Error
#define AT91C_SPI_OVRES       (0x1 <<  3) // (SPI) Overrun Error Status
#define AT91C_SPI_ENDRX       (0x1 <<  4) // (SPI) End of Receiver Transfer
#define AT91C_SPI_ENDTX       (0x1 <<  5) // (SPI) End of Receiver Transfer
#define AT91C_SPI_RXBUFF      (0x1 <<  6) // (SPI) RXBUFF Interrupt
#define AT91C_SPI_TXBUFE      (0x1 <<  7) // (SPI) TXBUFE Interrupt
#define AT91C_SPI_NSSR        (0x1 <<  8) // (SPI) NSSR Interrupt
#define AT91C_SPI_TXEMPTY     (0x1 <<  9) // (SPI) TXEMPTY Interrupt
#define AT91C_SPI_SPIENS      (0x1 << 16) // (SPI) Enable Status
// -------- SPI_IER : (SPI Offset: 0x14) Interrupt Enable Register --------
// -------- SPI_IDR : (SPI Offset: 0x18) Interrupt Disable Register --------
// -------- SPI_IMR : (SPI Offset: 0x1c) Interrupt Mask Register --------
// -------- SPI_CSR : (SPI Offset: 0x30) Chip Select Register --------
#define AT91C_SPI_CPOL        (0x1 <<  0) // (SPI) Clock Polarity
#define AT91C_SPI_NCPHA       (0x1 <<  1) // (SPI) Clock Phase
#define AT91C_SPI_CSAAT       (0x1 <<  3) // (SPI) Chip Select Active After Transfer
#define AT91C_SPI_BITS        (0xF <<  4) // (SPI) Bits Per Transfer
#define 	AT91C_SPI_BITS_8                    (0x0 <<  4) // (SPI) 8 Bits Per transfer
#define 	AT91C_SPI_BITS_9                    (0x1 <<  4) // (SPI) 9 Bits Per transfer
#define 	AT91C_SPI_BITS_10                   (0x2 <<  4) // (SPI) 10 Bits Per transfer
#define 	AT91C_SPI_BITS_11                   (0x3 <<  4) // (SPI) 11 Bits Per transfer
#define 	AT91C_SPI_BITS_12                   (0x4 <<  4) // (SPI) 12 Bits Per transfer
#define 	AT91C_SPI_BITS_13                   (0x5 <<  4) // (SPI) 13 Bits Per transfer
#define 	AT91C_SPI_BITS_14                   (0x6 <<  4) // (SPI) 14 Bits Per transfer
#define 	AT91C_SPI_BITS_15                   (0x7 <<  4) // (SPI) 15 Bits Per transfer
#define 	AT91C_SPI_BITS_16                   (0x8 <<  4) // (SPI) 16 Bits Per transfer
#define AT91C_SPI_SCBR        (0xFF <<  8) // (SPI) Serial Clock Baud Rate
#define AT91C_SPI_DLYBS       (0xFF << 16) // (SPI) Delay Before SPCK
#define AT91C_SPI_DLYBCT      (0xFF << 24) // (SPI) Delay Between Consecutive Transfers

// *****************************************************************************
//              SOFTWARE API DEFINITION  FOR Analog to Digital Convertor
// *****************************************************************************
#ifndef __ASSEMBLY__
typedef struct _AT91S_ADC {
	AT91_REG	 ADC_CR; 	// ADC Control Register
	AT91_REG	 ADC_MR; 	// ADC Mode Register
	AT91_REG	 Reserved0[2]; 	//
	AT91_REG	 ADC_CHER; 	// ADC Channel Enable Register
	AT91_REG	 ADC_CHDR; 	// ADC Channel Disable Register
	AT91_REG	 ADC_CHSR; 	// ADC Channel Status Register
	AT91_REG	 ADC_SR; 	// ADC Status Register
	AT91_REG	 ADC_LCDR; 	// ADC Last Converted Data Register
	AT91_REG	 ADC_IER; 	// ADC Interrupt Enable Register
	AT91_REG	 ADC_IDR; 	// ADC Interrupt Disable Register
	AT91_REG	 ADC_IMR; 	// ADC Interrupt Mask Register
	AT91_REG	 ADC_CDR0; 	// ADC Channel Data Register 0
	AT91_REG	 ADC_CDR1; 	// ADC Channel Data Register 1
	AT91_REG	 ADC_CDR2; 	// ADC Channel Data Register 2
	AT91_REG	 ADC_CDR3; 	// ADC Channel Data Register 3
	AT91_REG	 ADC_CDR4; 	// ADC Channel Data Register 4
	AT91_REG	 ADC_CDR5; 	// ADC Channel Data Register 5
	AT91_REG	 ADC_CDR6; 	// ADC Channel Data Register 6
	AT91_REG	 ADC_CDR7; 	// ADC Channel Data Register 7
	AT91_REG	 Reserved1[44]; 	//
	AT91_REG	 ADC_RPR; 	// Receive Pointer Register
	AT91_REG	 ADC_RCR; 	// Receive Counter Register
	AT91_REG	 ADC_TPR; 	// Transmit Pointer Register
	AT91_REG	 ADC_TCR; 	// Transmit Counter Register
	AT91_REG	 ADC_RNPR; 	// Receive Next Pointer Register
	AT91_REG	 ADC_RNCR; 	// Receive Next Counter Register
	AT91_REG	 ADC_TNPR; 	// Transmit Next Pointer Register
	AT91_REG	 ADC_TNCR; 	// Transmit Next Counter Register
	AT91_REG	 ADC_PTCR; 	// PDC Transfer Control Register
	AT91_REG	 ADC_PTSR; 	// PDC Transfer Status Register
} AT91S_ADC, *AT91PS_ADC;
#else
#define ADC_CR          (AT91_CAST(AT91_REG *) 	0x00000000) // (ADC_CR) ADC Control Register
#define ADC_MR          (AT91_CAST(AT91_REG *) 	0x00000004) // (ADC_MR) ADC Mode Register
#define ADC_CHER        (AT91_CAST(AT91_REG *) 	0x00000010) // (ADC_CHER) ADC Channel Enable Register
#define ADC_CHDR        (AT91_CAST(AT91_REG *) 	0x00000014) // (ADC_CHDR) ADC Channel Disable Register
#define ADC_CHSR        (AT91_CAST(AT91_REG *) 	0x00000018) // (ADC_CHSR) ADC Channel Status Register
#define ADC_SR          (AT91_CAST(AT91_REG *) 	0x0000001C) // (ADC_SR) ADC Status Register
#define ADC_LCDR        (AT91_CAST(AT91_REG *) 	0x00000020) // (ADC_LCDR) ADC Last Converted Data Register
#define ADC_IER         (AT91_CAST(AT91_REG *) 	0x00000024) // (ADC_IER) ADC Interrupt Enable Register
#define ADC_IDR         (AT91_CAST(AT91_REG *) 	0x00000028) // (ADC_IDR) ADC Interrupt Disable Register
#define ADC_IMR         (AT91_CAST(AT91_REG *) 	0x0000002C) // (ADC_IMR) ADC Interrupt Mask Register
#define ADC_CDR0        (AT91_CAST(AT91_REG *) 	0x00000030) // (ADC_CDR0) ADC Channel Data Register 0
#define ADC_CDR1        (AT91_CAST(AT91_REG *) 	0x00000034) // (ADC_CDR1) ADC Channel Data Register 1
#define ADC_CDR2        (AT91_CAST(AT91_REG *) 	0x00000038) // (ADC_CDR2) ADC Channel Data Register 2
#define ADC_CDR3        (AT91_CAST(AT91_REG *) 	0x0000003C) // (ADC_CDR3) ADC Channel Data Register 3
#define ADC_CDR4        (AT91_CAST(AT91_REG *) 	0x00000040) // (ADC_CDR4) ADC Channel Data Register 4
#define ADC_CDR5        (AT91_CAST(AT91_REG *) 	0x00000044) // (ADC_CDR5) ADC Channel Data Register 5
#define ADC_CDR6        (AT91_CAST(AT91_REG *) 	0x00000048) // (ADC_CDR6) A

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