Lantronix DSTni-EX manual List of Tables, CAN Controllers

Host Mode Operation________________________________________________________ 50

Sample Host Mode Operations ________________________________________________ 51

USB Pull-up/Pull-down Resistors_______________________________________________ 53

USB Interface Signals _______________________________________________________ 54

5: CAN Controllers _____________________________________________ 55

CANBUS Background _______________________________________________________ 56

Data Exchanges and Communication _________________________________________ 56

Arbitration and Error Checking ______________________________________________ 56

CANBUS Speed and Length ________________________________________________ 57

Features __________________________________________________________________ 57

Theory of Operation _________________________________________________________ 58

CAN Register Summaries ____________________________________________________ 58

Register Summary ________________________________________________________ 58

Detailed CAN Register Map_________________________________________________ 60

CAN Register Definitions _____________________________________________________ 63

TX Message Registers ____________________________________________________ 63

Tx Message Registers _____________________________________________________ 64

RX Message Registers ____________________________________________________ 66

Rx Message Registers_____________________________________________________ 67

Error Count and Status Registers ____________________________________________ 70

Interrupt Flags ___________________________________________________________ 72

Interrupt Enable Registers __________________________________________________ 73

CAN Operating Mode _____________________________________________________ 74

CAN Configuration Registers _______________________________________________ 75

Acceptance Filter and Acceptance Code Mask__________________________________ 78

CANbus Analysis _________________________________________________________ 81

CAN Bus Interface __________________________________________________________ 84

Interface Connections _____________________________________________________ 84

List of Tables
Table 2-1. SPI Controller Register Summary	5
Table 2-2. SPI_DATA Register	6
Table 2-3. SPI_DATA Register Definitions	6
Table 2-4. CTL Register	7
Table 2-5. CTL Register Definitions	7
Table 2-6. SPI_STAT Register	8
Table 2-7. SPI_STAT Register Definitions	8
Table 2-8. SPI_SSEL Register	9
Table 2-9. SPI_SSEL Register Definitions	9
Table 2-10. BCNT Bit Settings	9
Table 2-11. DVD_CNTR_LO Register	10
Table 2-12. DVD_CNTR_LO Register Definitions	10
Table 2-13. DVD_CNTR_HI Register	10
Table 2-14. DVD_CNTR_HI Register Definitions	10
Table 3-1. Master Transmit Status Codes	14
Table 3-2. Codes After Servicing Interrupts (Master Transmit)	15
Table 3-3. Status Codes After Each Data Byte Transmits	16
Table 3-4. Master Receive Status Codes	17
Table 3-5. Codes After Servicing Interrupt (Master Receive)	18
Table 3-6. Codes After Receiving Each Data Byte	19
Table 3-7. I2C Controller Register Summary	22
Table 3-8. Slave Address Register	23
Table 3-9. Address Register Definitions	23
Table 3-10. Data Register	24
Table 3-11. Data Register Definitions	24
Table 3-12. Control Register	25
Table 3-13. Control Register Definitions	25
Table 3-14. Status Register	26
Table 3-15. Status Register Definitions	27
Table 3-16. Status Codes	27

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