📄 ioat91sam7a3.h
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#define AT91C_CAN_MOT_TX ((unsigned int) 0x3 << 24) // (CAN_MB)
#define AT91C_CAN_MOT_CONSUMER ((unsigned int) 0x4 << 24) // (CAN_MB)
#define AT91C_CAN_MOT_PRODUCER ((unsigned int) 0x5 << 24) // (CAN_MB)
// -------- CAN_MAM : (CAN_MB Offset: 0x4) CAN Message Acceptance Mask Register --------
#define AT91C_CAN_MIDvB ((unsigned int) 0x3FFFF << 0) // (CAN_MB) Complementary bits for identifier in extended mode
#define AT91C_CAN_MIDvA ((unsigned int) 0x7FF << 18) // (CAN_MB) Identifier for standard frame mode
#define AT91C_CAN_MIDE ((unsigned int) 0x1 << 29) // (CAN_MB) Identifier Version
// -------- CAN_MID : (CAN_MB Offset: 0x8) CAN Message ID Register --------
// -------- CAN_MFID : (CAN_MB Offset: 0xc) CAN Message Family ID Register --------
// -------- CAN_MSR : (CAN_MB Offset: 0x10) CAN Message Status Register --------
#define AT91C_CAN_MTIMESTAMP ((unsigned int) 0xFFFF << 0) // (CAN_MB) Timer Value
#define AT91C_CAN_MDLC ((unsigned int) 0xF << 16) // (CAN_MB) Mailbox Data Length Code
#define AT91C_CAN_MRTR ((unsigned int) 0x1 << 20) // (CAN_MB) Mailbox Remote Transmission Request
#define AT91C_CAN_MABT ((unsigned int) 0x1 << 22) // (CAN_MB) Mailbox Message Abort
#define AT91C_CAN_MRDY ((unsigned int) 0x1 << 23) // (CAN_MB) Mailbox Ready
#define AT91C_CAN_MMI ((unsigned int) 0x1 << 24) // (CAN_MB) Mailbox Message Ignored
// -------- CAN_MDL : (CAN_MB Offset: 0x14) CAN Message Data Low Register --------
// -------- CAN_MDH : (CAN_MB Offset: 0x18) CAN Message Data High Register --------
// -------- CAN_MCR : (CAN_MB Offset: 0x1c) CAN Message Control Register --------
#define AT91C_CAN_MACR ((unsigned int) 0x1 << 22) // (CAN_MB) Abort Request for Mailbox
#define AT91C_CAN_MTCR ((unsigned int) 0x1 << 23) // (CAN_MB) Mailbox Transfer Command
// *****************************************************************************
// SOFTWARE API DEFINITION FOR Control Area Network Interface
// *****************************************************************************
typedef struct _AT91S_CAN {
AT91_REG CAN_MR; // Mode Register
AT91_REG CAN_IER; // Interrupt Enable Register
AT91_REG CAN_IDR; // Interrupt Disable Register
AT91_REG CAN_IMR; // Interrupt Mask Register
AT91_REG CAN_SR; // Status Register
AT91_REG CAN_BR; // Baudrate Register
AT91_REG CAN_TIM; // Timer Register
AT91_REG CAN_TIMESTP; // Time Stamp Register
AT91_REG CAN_ECR; // Error Counter Register
AT91_REG CAN_TCR; // Transfer Command Register
AT91_REG CAN_ACR; // Abort Command Register
AT91_REG Reserved0[52]; //
AT91_REG CAN_VR; // Version Register
AT91_REG Reserved1[64]; //
AT91S_CAN_MB CAN_MB0; // CAN Mailbox 0
AT91S_CAN_MB CAN_MB1; // CAN Mailbox 1
AT91S_CAN_MB CAN_MB2; // CAN Mailbox 2
AT91S_CAN_MB CAN_MB3; // CAN Mailbox 3
AT91S_CAN_MB CAN_MB4; // CAN Mailbox 4
AT91S_CAN_MB CAN_MB5; // CAN Mailbox 5
AT91S_CAN_MB CAN_MB6; // CAN Mailbox 6
AT91S_CAN_MB CAN_MB7; // CAN Mailbox 7
AT91S_CAN_MB CAN_MB8; // CAN Mailbox 8
AT91S_CAN_MB CAN_MB9; // CAN Mailbox 9
AT91S_CAN_MB CAN_MB10; // CAN Mailbox 10
AT91S_CAN_MB CAN_MB11; // CAN Mailbox 11
AT91S_CAN_MB CAN_MB12; // CAN Mailbox 12
AT91S_CAN_MB CAN_MB13; // CAN Mailbox 13
AT91S_CAN_MB CAN_MB14; // CAN Mailbox 14
AT91S_CAN_MB CAN_MB15; // CAN Mailbox 15
} AT91S_CAN, *AT91PS_CAN;
// -------- CAN_MR : (CAN Offset: 0x0) CAN Mode Register --------
#define AT91C_CAN_CANEN ((unsigned int) 0x1 << 0) // (CAN) CAN Controller Enable
#define AT91C_CAN_LPM ((unsigned int) 0x1 << 1) // (CAN) Disable/Enable Low Power Mode
#define AT91C_CAN_ABM ((unsigned int) 0x1 << 2) // (CAN) Disable/Enable Autobaud/Listen Mode
#define AT91C_CAN_OVL ((unsigned int) 0x1 << 3) // (CAN) Disable/Enable Overload Frame
#define AT91C_CAN_TEOF ((unsigned int) 0x1 << 4) // (CAN) Time Stamp messages at each end of Frame
#define AT91C_CAN_TTM ((unsigned int) 0x1 << 5) // (CAN) Disable/Enable Time Trigger Mode
#define AT91C_CAN_TIMFRZ ((unsigned int) 0x1 << 6) // (CAN) Enable Timer Freeze
#define AT91C_CAN_DRPT ((unsigned int) 0x1 << 7) // (CAN) Disable Repeat
// -------- CAN_IER : (CAN Offset: 0x4) CAN Interrupt Enable Register --------
#define AT91C_CAN_MB0 ((unsigned int) 0x1 << 0) // (CAN) Mailbox 0 Flag
#define AT91C_CAN_MB1 ((unsigned int) 0x1 << 1) // (CAN) Mailbox 1 Flag
#define AT91C_CAN_MB2 ((unsigned int) 0x1 << 2) // (CAN) Mailbox 2 Flag
#define AT91C_CAN_MB3 ((unsigned int) 0x1 << 3) // (CAN) Mailbox 3 Flag
#define AT91C_CAN_MB4 ((unsigned int) 0x1 << 4) // (CAN) Mailbox 4 Flag
#define AT91C_CAN_MB5 ((unsigned int) 0x1 << 5) // (CAN) Mailbox 5 Flag
#define AT91C_CAN_MB6 ((unsigned int) 0x1 << 6) // (CAN) Mailbox 6 Flag
#define AT91C_CAN_MB7 ((unsigned int) 0x1 << 7) // (CAN) Mailbox 7 Flag
#define AT91C_CAN_MB8 ((unsigned int) 0x1 << 8) // (CAN) Mailbox 8 Flag
#define AT91C_CAN_MB9 ((unsigned int) 0x1 << 9) // (CAN) Mailbox 9 Flag
#define AT91C_CAN_MB10 ((unsigned int) 0x1 << 10) // (CAN) Mailbox 10 Flag
#define AT91C_CAN_MB11 ((unsigned int) 0x1 << 11) // (CAN) Mailbox 11 Flag
#define AT91C_CAN_MB12 ((unsigned int) 0x1 << 12) // (CAN) Mailbox 12 Flag
#define AT91C_CAN_MB13 ((unsigned int) 0x1 << 13) // (CAN) Mailbox 13 Flag
#define AT91C_CAN_MB14 ((unsigned int) 0x1 << 14) // (CAN) Mailbox 14 Flag
#define AT91C_CAN_MB15 ((unsigned int) 0x1 << 15) // (CAN) Mailbox 15 Flag
#define AT91C_CAN_ERRA ((unsigned int) 0x1 << 16) // (CAN) Error Active Mode Flag
#define AT91C_CAN_WARN ((unsigned int) 0x1 << 17) // (CAN) Warning Limit Flag
#define AT91C_CAN_ERRP ((unsigned int) 0x1 << 18) // (CAN) Error Passive Mode Flag
#define AT91C_CAN_BOFF ((unsigned int) 0x1 << 19) // (CAN) Bus Off Mode Flag
#define AT91C_CAN_SLEEP ((unsigned int) 0x1 << 20) // (CAN) Sleep Flag
#define AT91C_CAN_WAKEUP ((unsigned int) 0x1 << 21) // (CAN) Wakeup Flag
#define AT91C_CAN_TOVF ((unsigned int) 0x1 << 22) // (CAN) Timer Overflow Flag
#define AT91C_CAN_TSTP ((unsigned int) 0x1 << 23) // (CAN) Timestamp Flag
#define AT91C_CAN_CERR ((unsigned int) 0x1 << 24) // (CAN) CRC Error
#define AT91C_CAN_SERR ((unsigned int) 0x1 << 25) // (CAN) Stuffing Error
#define AT91C_CAN_AERR ((unsigned int) 0x1 << 26) // (CAN) Acknowledgment Error
#define AT91C_CAN_FERR ((unsigned int) 0x1 << 27) // (CAN) Form Error
#define AT91C_CAN_BERR ((unsigned int) 0x1 << 28) // (CAN) Bit Error
// -------- CAN_IDR : (CAN Offset: 0x8) CAN Interrupt Disable Register --------
// -------- CAN_IMR : (CAN Offset: 0xc) CAN Interrupt Mask Register --------
// -------- CAN_SR : (CAN Offset: 0x10) CAN Status Register --------
#define AT91C_CAN_RBSY ((unsigned int) 0x1 << 29) // (CAN) Receiver Busy
#define AT91C_CAN_TBSY ((unsigned int) 0x1 << 30) // (CAN) Transmitter Busy
#define AT91C_CAN_OVLY ((unsigned int) 0x1 << 31) // (CAN) Overload Busy
// -------- CAN_BR : (CAN Offset: 0x14) CAN Baudrate Register --------
#define AT91C_CAN_PHASE2 ((unsigned int) 0x7 << 0) // (CAN) Phase 2 segment
#define AT91C_CAN_PHASE1 ((unsigned int) 0x7 << 4) // (CAN) Phase 1 segment
#define AT91C_CAN_PROPAG ((unsigned int) 0x7 << 8) // (CAN) Programmation time segment
#define AT91C_CAN_SYNC ((unsigned int) 0x3 << 12) // (CAN) Re-synchronization jump width segment
#define AT91C_CAN_BRP ((unsigned int) 0x7F << 16) // (CAN) Baudrate Prescaler
#define AT91C_CAN_SMP ((unsigned int) 0x1 << 24) // (CAN) Sampling mode
// -------- CAN_TIM : (CAN Offset: 0x18) CAN Timer Register --------
#define AT91C_CAN_TIMER ((unsigned int) 0xFFFF << 0) // (CAN) Timer field
// -------- CAN_TIMESTP : (CAN Offset: 0x1c) CAN Timestamp Register --------
// -------- CAN_ECR : (CAN Offset: 0x20) CAN Error Counter Register --------
#define AT91C_CAN_REC ((unsigned int) 0xFF << 0) // (CAN) Receive Error Counter
#define AT91C_CAN_TEC ((unsigned int) 0xFF << 16) // (CAN) Transmit Error Counter
// -------- CAN_TCR : (CAN Offset: 0x24) CAN Transfer Command Register --------
#define AT91C_CAN_TIMRST ((unsigned int) 0x1 << 31) // (CAN) Timer Reset Field
// -------- CAN_ACR : (CAN Offset: 0x28) CAN Abort Command Register --------
// *****************************************************************************
// SOFTWARE API DEFINITION FOR Timer Counter Channel Interface
// *****************************************************************************
typedef struct _AT91S_TC {
AT91_REG TC_CCR; // Channel Control Register
AT91_REG TC_CMR; // Channel Mode Register (Capture Mode / Waveform Mode)
AT91_REG Reserved0[2]; //
AT91_REG TC_CV; // Counter Value
AT91_REG TC_RA; // Register A
AT91_REG TC_RB; // Register B
AT91_REG TC_RC; // Register C
AT91_REG TC_SR; // Status Register
AT91_REG TC_IER; // Interrupt Enable Register
AT91_REG TC_IDR; // Interrupt Disable Register
AT91_REG TC_IMR; // Interrupt Mask Register
} AT91S_TC, *AT91PS_TC;
// -------- TC_CCR : (TC Offset: 0x0) TC Channel Control Register --------
#define AT91C_TC_CLKEN ((unsigned int) 0x1 << 0) // (TC) Counter Clock Enable Command
#define AT91C_TC_CLKDIS ((unsigned int) 0x1 << 1) // (TC) Counter Clock Disable Command
#define AT91C_TC_SWTRG ((unsigned int) 0x1 << 2) // (TC) Software Trigger Command
// -------- TC_CMR : (TC Offset: 0x4) TC Channel Mode Register: Capture Mode / Waveform Mode --------
#define AT91C_TC_CLKS ((unsigned int) 0x7 << 0) // (TC) Clock Selection
#define AT91C_TC_CLKS_TIMER_DIV1_CLOCK ((unsigned int) 0x0) // (TC) Clock selected: TIMER_DIV1_CLOCK
#define AT91C_TC_CLKS_TIMER_DIV2_CLOCK ((unsigned int) 0x1) // (TC) Clock selected: TIMER_DIV2_CLOCK
#define AT91C_TC_CLKS_TIMER_DIV3_CLOCK ((unsigned int) 0x2) // (TC) Clock selected: TIMER_DIV3_CLOCK
#define AT91C_TC_CLKS_TIMER_DIV4_CLOCK ((unsigned int) 0x3) // (TC) Clock selected: TIMER_DIV4_CLOCK
#define AT91C_TC_CLKS_TIMER_DIV5_CLOCK ((unsigned int) 0x4) // (TC) Clock selected: TIMER_DIV5_CLOCK
#define AT91C_TC_CLKS_XC0 ((unsigned int) 0x5) // (TC) Clock selected: XC0
#define AT91C_TC_CLKS_XC1 ((unsigned int) 0x6) // (TC) Clock selected: XC1
#define AT91C_TC_CLKS_XC2 ((unsigned int) 0x7) // (TC) Clock selected: XC2
#define AT91C_TC_CLKI ((unsigned int) 0x1 << 3) // (TC) Clock Invert
#define AT91C_TC_BURST ((unsigned int) 0x3 << 4) // (TC) Burst Signal Selection
#define AT91C_TC_BURST_NONE ((unsigned int) 0x0 << 4) // (TC) The clock is not gated by an external signal
#define AT91C_TC_BURST_XC0 ((unsigned int) 0x1 << 4) // (TC) XC0 is ANDed with the selected clock
#define AT91C_TC_BURST_XC1 ((unsigned int) 0x2 << 4) // (TC) XC1 is ANDed with the selected clock
#define AT91C_TC_BURST_XC2 ((unsigned int) 0x3 << 4) // (TC) XC2 is ANDed with the selected clock
#define AT91C_TC_CPCSTOP ((unsigned int) 0x1 << 6) // (TC) Counter Clock Stopped with RC Compare
#define AT91C_TC_LDBSTOP ((unsigned int) 0x1 << 6) // (TC) Counter Clock Stopped with RB Loading
#define AT91C_TC_CPCDIS ((unsigned int) 0x1 << 7) // (TC) Counter Clock Disable with RC Compare
#define AT91C_TC_LDBDIS ((unsigned int) 0x1 << 7) // (TC) Counter Clock Disabled with RB Loading
#define AT91C_TC_ETRGEDG ((unsigned int) 0x3 << 8) // (TC) External Trigger Edge Selection
#define AT91C_TC_ETRGEDG_NONE ((unsigned int) 0x0 << 8) // (TC) Edge: None
#define AT91C_TC_ETRGEDG_RISING ((unsigned int) 0x1 << 8) // (TC) Edge: rising edge
#define AT91C_TC_ETRGEDG_FALLING ((unsigned int) 0x2 << 8) // (TC) Edge: falling edge
#define AT91C_TC_ETRGEDG_BOTH ((unsigned int) 0x3 << 8) // (TC) Edge: each edge
#define AT91C_TC_EEVTEDG ((unsigned int) 0x3 << 8) // (TC) External Event Edge Selection
#define AT91C_TC_EEVTEDG_NONE ((unsigned int) 0x0 << 8) // (TC) Edge: None
#define AT91C_TC_EEVTEDG_RISING ((unsigned int) 0x1 << 8) // (TC) Edge: rising edge
#define AT91C_TC_EEVTEDG_FALLING ((unsigned int) 0x2 << 8) // (TC) Edge: falling edge
#define AT91C_TC_EEVTEDG_BOTH ((unsigned int) 0x3 << 8) // (TC) Edge: each edge
#define AT91C_TC_EEVT ((unsigned int) 0x3 << 10) // (TC) External Event Selection
#define AT91C_TC_EEVT_TIOB ((unsigned int) 0x0 << 10) // (TC) Signal selected as external event: TIOB TIOB direction: input
#define AT91C_TC_EEVT_XC0 ((unsigned int) 0x1 << 10) // (TC) Signal selected as external event: XC0 TIOB direction: output
#define AT91C_TC_EEVT_XC1 ((unsigned int) 0x2 << 10) // (TC) Signal selected as external event: XC1 TIOB direction: output
#define AT91C_TC_EEVT_XC2 ((unsigned int) 0x3 << 10) // (TC) Signal selected as external event: XC2 TIOB direction: output
#define AT91C_TC_ABETRG ((unsigned int) 0x1 << 10) // (TC) TIOA or TIOB External Trigger Selection
#define AT91C_TC_ENETRG ((unsigned int) 0x1 << 12) // (TC) External Event Trigger enable
#define AT91C_TC_WAVESEL ((unsigned int) 0x3 << 13) // (TC) Waveform Selection
#define AT91C_TC_WAVESEL_UP ((unsigned int) 0x0 << 13) // (TC) UP mode without atomatic trigger on RC Compare
#define AT91C_TC_WAVESEL_UPDOWN ((unsigned int) 0x1 << 13) // (TC) UPDOWN mode without automatic trigger on RC Compare
#define AT91C_TC_WAVESEL_UP_AUTO ((unsigned int) 0x2 << 13) // (TC) UP mode with automatic trigger on RC Compare
#define AT91C_TC_WAVESEL_UPDOWN_AUTO ((unsigned int) 0x3 << 13) // (TC) UPDOWN mode with automatic trigger on RC Compare
#define AT91C_TC_CPCTRG ((unsigned int) 0x1 << 14) // (TC) RC Compare Trigger Enable
#define AT91C_TC_WAVE ((unsigned int) 0x1 << 15) // (TC)
#define AT91C_TC_ACPA ((unsigned int) 0x3 << 16) // (TC) RA Compare Effect on TIOA
#define AT91C_TC_ACPA_NONE ((unsigned int) 0x0 << 16) // (TC) Effect: none
#define AT91C_TC_ACPA_SET ((unsigned int) 0x1 << 16) // (TC⌨️ 快捷键说明
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