hw_sysctl.h

CAN_FIFO收发例程

#define SYSCTL_SRCR0_WDT1       0x10000000  // WDT1 Reset Control
#define SYSCTL_SRCR0_CAN2       0x04000000  // CAN2 Reset Control
#define SYSCTL_SRCR0_CAN1       0x02000000  // CAN1 Reset Control
#define SYSCTL_SRCR0_CAN0       0x01000000  // CAN0 Reset Control
#define SYSCTL_SRCR0_PWM        0x00100000  // PWM Reset Control
#define SYSCTL_SRCR0_ADC1       0x00020000  // ADC1 Reset Control
#define SYSCTL_SRCR0_ADC0       0x00010000  // ADC0 Reset Control
#define SYSCTL_SRCR0_HIB        0x00000040  // HIB Reset Control
#define SYSCTL_SRCR0_WDT0       0x00000008  // WDT0 Reset Control

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_SRCR1 register.
//
//*****************************************************************************
#define SYSCTL_SRCR1_EPI0       0x40000000  // EPI0 Reset Control
#define SYSCTL_SRCR1_I2S0       0x10000000  // I2S0 Reset Control
#define SYSCTL_SRCR1_COMP2      0x04000000  // Analog Comp 2 Reset Control
#define SYSCTL_SRCR1_COMP1      0x02000000  // Analog Comp 1 Reset Control
#define SYSCTL_SRCR1_COMP0      0x01000000  // Analog Comp 0 Reset Control
#define SYSCTL_SRCR1_TIMER3     0x00080000  // Timer 3 Reset Control
#define SYSCTL_SRCR1_TIMER2     0x00040000  // Timer 2 Reset Control
#define SYSCTL_SRCR1_TIMER1     0x00020000  // Timer 1 Reset Control
#define SYSCTL_SRCR1_TIMER0     0x00010000  // Timer 0 Reset Control
#define SYSCTL_SRCR1_I2C1       0x00004000  // I2C1 Reset Control
#define SYSCTL_SRCR1_I2C0       0x00001000  // I2C0 Reset Control
#define SYSCTL_SRCR1_QEI1       0x00000200  // QEI1 Reset Control
#define SYSCTL_SRCR1_QEI0       0x00000100  // QEI0 Reset Control
#define SYSCTL_SRCR1_SSI1       0x00000020  // SSI1 Reset Control
#define SYSCTL_SRCR1_SSI0       0x00000010  // SSI0 Reset Control
#define SYSCTL_SRCR1_UART2      0x00000004  // UART2 Reset Control
#define SYSCTL_SRCR1_UART1      0x00000002  // UART1 Reset Control
#define SYSCTL_SRCR1_UART0      0x00000001  // UART0 Reset Control

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_SRCR2 register.
//
//*****************************************************************************
#define SYSCTL_SRCR2_EPHY0      0x40000000  // PHY0 Reset Control
#define SYSCTL_SRCR2_EMAC0      0x10000000  // MAC0 Reset Control
#define SYSCTL_SRCR2_USB0       0x00010000  // USB0 Reset Control
#define SYSCTL_SRCR2_UDMA       0x00002000  // Micro-DMA Reset Control
#define SYSCTL_SRCR2_GPIOJ      0x00000100  // Port J Reset Control
#define SYSCTL_SRCR2_GPIOH      0x00000080  // Port H Reset Control
#define SYSCTL_SRCR2_GPIOG      0x00000040  // Port G Reset Control
#define SYSCTL_SRCR2_GPIOF      0x00000020  // Port F Reset Control
#define SYSCTL_SRCR2_GPIOE      0x00000010  // Port E Reset Control
#define SYSCTL_SRCR2_GPIOD      0x00000008  // Port D Reset Control
#define SYSCTL_SRCR2_GPIOC      0x00000004  // Port C Reset Control
#define SYSCTL_SRCR2_GPIOB      0x00000002  // Port B Reset Control
#define SYSCTL_SRCR2_GPIOA      0x00000001  // Port A Reset Control

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_RIS register.
//
//*****************************************************************************
#define SYSCTL_RIS_MOSCPUPRIS   0x00000100  // MOSC Power Up Raw Interrupt
                                            // Status
#define SYSCTL_RIS_USBPLLLRIS   0x00000080  // USB PLL Lock Raw Interrupt
                                            // Status
#define SYSCTL_RIS_PLLLRIS      0x00000040  // PLL Lock Raw Interrupt Status
#define SYSCTL_RIS_CLRIS        0x00000020  // Current Limit Raw Interrupt
                                            // Status
#define SYSCTL_RIS_IOFRIS       0x00000010  // Internal Oscillator Fault Raw
                                            // Interrupt Status
#define SYSCTL_RIS_MOFRIS       0x00000008  // Main Oscillator Fault Raw
                                            // Interrupt Status
#define SYSCTL_RIS_LDORIS       0x00000004  // LDO Power Unregulated Raw
                                            // Interrupt Status
#define SYSCTL_RIS_BORRIS       0x00000002  // Brown-Out Reset Raw Interrupt
                                            // Status
#define SYSCTL_RIS_PLLFRIS      0x00000001  // PLL Fault Raw Interrupt Status

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_IMC register.
//
//*****************************************************************************
#define SYSCTL_IMC_MOSCPUPIM    0x00000100  // MOSC Power Up Interrupt Mask
#define SYSCTL_IMC_USBPLLLIM    0x00000080  // USB PLL Lock Interrupt Mask
#define SYSCTL_IMC_PLLLIM       0x00000040  // PLL Lock Interrupt Mask
#define SYSCTL_IMC_CLIM         0x00000020  // Current Limit Interrupt Mask
#define SYSCTL_IMC_IOFIM        0x00000010  // Internal Oscillator Fault
                                            // Interrupt Mask
#define SYSCTL_IMC_MOFIM        0x00000008  // Main Oscillator Fault Interrupt
                                            // Mask
#define SYSCTL_IMC_LDOIM        0x00000004  // LDO Power Unregulated Interrupt
                                            // Mask
#define SYSCTL_IMC_BORIM        0x00000002  // Brown-Out Reset Interrupt Mask
#define SYSCTL_IMC_PLLFIM       0x00000001  // PLL Fault Interrupt Mask

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_MISC register.
//
//*****************************************************************************
#define SYSCTL_MISC_MOSCPUPMIS  0x00000100  // MOSC Power Up Masked Interrupt
                                            // Status
#define SYSCTL_MISC_USBPLLLMIS  0x00000080  // USB PLL Lock Masked Interrupt
                                            // Status
#define SYSCTL_MISC_PLLLMIS     0x00000040  // PLL Lock Masked Interrupt Status
#define SYSCTL_MISC_CLMIS       0x00000020  // Current Limit Masked Interrupt
                                            // Status
#define SYSCTL_MISC_IOFMIS      0x00000010  // Internal Oscillator Fault Masked
                                            // Interrupt Status
#define SYSCTL_MISC_MOFMIS      0x00000008  // Main Oscillator Fault Masked
                                            // Interrupt Status
#define SYSCTL_MISC_LDOMIS      0x00000004  // LDO Power Unregulated Masked
                                            // Interrupt Status
#define SYSCTL_MISC_BORMIS      0x00000002  // BOR Masked Interrupt Status

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_RESC register.
//
//*****************************************************************************
#define SYSCTL_RESC_MOSCFAIL    0x00010000  // MOSC Failure Reset
#define SYSCTL_RESC_LDO         0x00000020  // LDO Reset
#define SYSCTL_RESC_WDT1        0x00000020  // Watchdog Timer 1 Reset
#define SYSCTL_RESC_SW          0x00000010  // Software Reset
#define SYSCTL_RESC_WDT0        0x00000008  // Watchdog Timer 0 Reset
#define SYSCTL_RESC_BOR         0x00000004  // Brown-Out Reset
#define SYSCTL_RESC_POR         0x00000002  // Power-On Reset
#define SYSCTL_RESC_EXT         0x00000001  // External Reset

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_RCC register.
//
//*****************************************************************************
#define SYSCTL_RCC_ACG          0x08000000  // Auto Clock Gating
#define SYSCTL_RCC_SYSDIV_M     0x07800000  // System Clock Divisor
#define SYSCTL_RCC_SYSDIV_2     0x00800000  // System clock /2
#define SYSCTL_RCC_SYSDIV_3     0x01000000  // System clock /3
#define SYSCTL_RCC_SYSDIV_4     0x01800000  // System clock /4
#define SYSCTL_RCC_SYSDIV_5     0x02000000  // System clock /5
#define SYSCTL_RCC_SYSDIV_6     0x02800000  // System clock /6
#define SYSCTL_RCC_SYSDIV_7     0x03000000  // System clock /7
#define SYSCTL_RCC_SYSDIV_8     0x03800000  // System clock /8
#define SYSCTL_RCC_SYSDIV_9     0x04000000  // System clock /9
#define SYSCTL_RCC_SYSDIV_10    0x04800000  // System clock /10
#define SYSCTL_RCC_SYSDIV_11    0x05000000  // System clock /11
#define SYSCTL_RCC_SYSDIV_12    0x05800000  // System clock /12
#define SYSCTL_RCC_SYSDIV_13    0x06000000  // System clock /13
#define SYSCTL_RCC_SYSDIV_14    0x06800000  // System clock /14
#define SYSCTL_RCC_SYSDIV_15    0x07000000  // System clock /15
#define SYSCTL_RCC_SYSDIV_16    0x07800000  // System clock /16
#define SYSCTL_RCC_USESYSDIV    0x00400000  // Enable System Clock Divider
#define SYSCTL_RCC_USEPWMDIV    0x00100000  // Enable PWM Clock Divisor
#define SYSCTL_RCC_PWMDIV_M     0x000E0000  // PWM Unit Clock Divisor
#define SYSCTL_RCC_PWMDIV_2     0x00000000  // PWM clock /2
#define SYSCTL_RCC_PWMDIV_4     0x00020000  // PWM clock /4
#define SYSCTL_RCC_PWMDIV_8     0x00040000  // PWM clock /8
#define SYSCTL_RCC_PWMDIV_16    0x00060000  // PWM clock /16
#define SYSCTL_RCC_PWMDIV_32    0x00080000  // PWM clock /32
#define SYSCTL_RCC_PWMDIV_64    0x000A0000  // PWM clock /64
#define SYSCTL_RCC_PWRDN        0x00002000  // PLL Power Down
#define SYSCTL_RCC_OEN          0x00001000  // PLL Output Enable
#define SYSCTL_RCC_BYPASS       0x00000800  // PLL Bypass
#define SYSCTL_RCC_XTAL_M       0x000007C0  // Crystal Value
#define SYSCTL_RCC_XTAL_1MHZ    0x00000000  // 1 MHz
#define SYSCTL_RCC_XTAL_1_84MHZ 0x00000040  // 1.8432 MHz
#define SYSCTL_RCC_XTAL_2MHZ    0x00000080  // 2 MHz
#define SYSCTL_RCC_XTAL_2_45MHZ 0x000000C0  // 2.4576 MHz
#define SYSCTL_RCC_XTAL_3_57MHZ 0x00000100  // 3.579545 MHz
#define SYSCTL_RCC_XTAL_3_68MHZ 0x00000140  // 3.6864 MHz
#define SYSCTL_RCC_XTAL_4MHZ    0x00000180  // 4 MHz
#define SYSCTL_RCC_XTAL_4_09MHZ 0x000001C0  // 4.096 MHz
#define SYSCTL_RCC_XTAL_4_91MHZ 0x00000200  // 4.9152 MHz
#define SYSCTL_RCC_XTAL_5MHZ    0x00000240  // 5 MHz
#define SYSCTL_RCC_XTAL_5_12MHZ 0x00000280  // 5.12 MHz
#define SYSCTL_RCC_XTAL_6MHZ    0x000002C0  // 6 MHz
#define SYSCTL_RCC_XTAL_6_14MHZ 0x00000300  // 6.144 MHz
#define SYSCTL_RCC_XTAL_7_37MHZ 0x00000340  // 7.3728 MHz
#define SYSCTL_RCC_XTAL_8MHZ    0x00000380  // 8 MHz
#define SYSCTL_RCC_XTAL_8_19MHZ 0x000003C0  // 8.192 MHz
#define SYSCTL_RCC_XTAL_10MHZ   0x00000400  // 10 MHz
#define SYSCTL_RCC_XTAL_12MHZ   0x00000440  // 12 MHz
#define SYSCTL_RCC_XTAL_12_2MHZ 0x00000480  // 12.288 MHz
#define SYSCTL_RCC_XTAL_13_5MHZ 0x000004C0  // 13.56 MHz
#define SYSCTL_RCC_XTAL_14_3MHZ 0x00000500  // 14.31818 MHz
#define SYSCTL_RCC_XTAL_16MHZ   0x00000540  // 16 MHz
#define SYSCTL_RCC_XTAL_16_3MHZ 0x00000580  // 16.384 MHz
#define SYSCTL_RCC_PLLVER       0x00000400  // PLL Verification
#define SYSCTL_RCC_OSCSRC_M     0x00000030  // Oscillator Source
#define SYSCTL_RCC_OSCSRC_MAIN  0x00000000  // MOSC
#define SYSCTL_RCC_OSCSRC_INT   0x00000010  // IOSC
#define SYSCTL_RCC_OSCSRC_INT4  0x00000020  // IOSC/4
#define SYSCTL_RCC_OSCSRC_30    0x00000030  // 30 kHz
#define SYSCTL_RCC_IOSCVER      0x00000008  // Internal Oscillator Verification
                                            // Timer
#define SYSCTL_RCC_MOSCVER      0x00000004  // Main Oscillator Verification
                                            // Timer
#define SYSCTL_RCC_IOSCDIS      0x00000002  // Internal Oscillator Disable
#define SYSCTL_RCC_MOSCDIS      0x00000001  // Main Oscillator Disable
#define SYSCTL_RCC_SYSDIV_S     23
#define SYSCTL_RCC_PWMDIV_S     17          // Shift to the PWMDIV field
#define SYSCTL_RCC_XTAL_S       6           // Shift to the XTAL field
#define SYSCTL_RCC_OSCSRC_S     4           // Shift to the OSCSRC field

//*****************************************************************************
//
// The following are defines for the bit fields in the SYSCTL_PLLCFG register.
//
//*****************************************************************************
#define SYSCTL_PLLCFG_OD_M      0x0000C000  // PLL OD Value
#define SYSCTL_PLLCFG_OD_1      0x00000000  // Divide by 1
#define SYSCTL_PLLCFG_OD_2      0x00004000  // Divide by 2
#define SYSCTL_PLLCFG_OD_4      0x00008000  // Divide by 4
#define SYSCTL_PLLCFG_F_M       0x00003FE0  // PLL F Value
#define SYSCTL_PLLCFG_R_M       0x0000001F  // PLL R Value
#define SYSCTL_PLLCFG_F_S       5
#define SYSCTL_PLLCFG_R_S       0