Lantronix
DSTni-EX
manual
Block Diagram
SelectO Signal
Error Condition
Wire-O
Warranty
CAN Configuration Registers
Reset
Endpoint for Token Command
6. CAN Connector
Digital Phase Lock Loop Logic
Page 95
87
Page 94
Page 95
Image 95
Page 94
Page 95
Contents
Section Five
DSTni-EX User Guide
Page
Master Distributor
Copyright & Trademark
Lantronix
Technical Support
Warranty
3 I2C Controller
Contents
1 About This User Guide
2 SPI Controller
5 CAN Controllers
List of Tables
Table 3-17. Clock Control Register
List of Figures
1 About This User Guide
Notes Notes are information requiring attention
Intended Audience
Conventions
Navigating Online
Organization
DSTni SPI Controller
2 SPI Controller
Theory of Operation
SPI Background
Table 2-1. SPI Controller Register Summary
SPI Controller Register Summary
Table 2-2. SPIDATA Register
SPI Controller Register Definitions
SPIDATA Register
RESET
Wire-O
CTL Register
Interrupt Request Enable
Phase Select
Interrupt Request
SPISTAT Register
Table 2-6. SPISTAT Register
Table 2-7. SPISTAT Register Definitions
Table 2-8. SPISSEL Register
SPISSEL Register
Table 2-10. BCNT Bit Settings
SelectO Signal
Table 2-12. DVDCNTRLO Register Definitions
DVDCNTRLO Register
DVDCNTRHI
Table 2-11. DVDCNTRLO Register
3 I2C Controller
Features
Figure 3-1. DSTni I2C Controller Block Diagram
Block Diagram
I2C Background
Master Transmit Mode
I2C Controller
Operating Modes
Microprocessor Response
Table 3-1. Master Transmit Status Codes
Code
I2C State
Table 3-2. Codes After Servicing Interrupts Master Transmit
Servicing the Interrupt
Master Receive Mode
Transmitting Each Data Byte
Table 3-3. Status Codes After Each Data Byte Transmits
All Bytes Transmit Completely
Table 3-4. Master Receive Status Codes
Table 3-5. Codes After Servicing Interrupt Master Receive
Slave Transmit Mode
Receiving Each Data Byte
Table 3-6. Codes After Receiving Each Data Byte
Slave Receive Mode
Bus Arbitration
Bus Clock Considerations
Bus Clock Speed
Clock Synchronization
Table 3-7. I 2C Controller Register Summary
Programmer’s Reference
I2C Controller Register Summary
Resetting the I2C Controller
Table 3-8. Slave Address Register
I2C Controller Register Definitions
Slave Address Register
General Call Address Enable
Table 3-10. Data Register
Data Register
Extended Slave Address
Control Register
Table 3-12. Control Register
Table 3-13. Control Register Definitions
Table 3-14. Status Register
Status Register
Status Code
Table 3-15. Status Register Definitions
Table 3-16. Status Codes
Table 3-18. Clock Control Register Definitions
Clock Control Register
Table 3-17. Clock Control Register
Table 3-22. Software Reset Register Definitions
Software Reset Register
Extended Slave Address Register
Table 3-21. Software Reset Register
4 USB Controller
Serial Interface Engine
USB Background
USB Interrupt
USB Core
Buffer Descriptor Table
USB Hardware/Software Interface
Digital Phase Lock Loop Logic
Microprocessor Interface
Rx vs. Tx as a Target Device or Host
Figure 4-1. Buffer Descriptor Table
Table 4-3. 16-Bit USB Address Definitions
Table 4-1. USB Data Direction
Addressing BDT Entries
Table 4-2. 16-Bit USB Address
Table 4-5. USB Buffer Descriptor Format
Table 4-4. BDT Data Used by USB Controller and Microprocessor
USB Controller Determines…
Microprocessor Determines…
USB Ownership
Table 4-6. USB Buffer Descriptor Format Definitions
BD Owner
DATA0/1 Transmit or Receive
Figure 4-2. USB Token Transaction
USB Transaction
Dedicated to host mode
USB Register Summary
Table 4-7. USB Register Summary
Table 4-9. 16- Interrupt Status Register Definitions
USB Register Definitions
Interrupt Status Register
Table 4-8. Interrupt Status Register
USB Reset
Enable/Disable USBRST Interrupt
Sleep Timer
Error Condition
Table 4-11. 16- Error Interrupt Status Register Definitions
Error Register
Table 4-10. Error Interrupt Status Register
PID check field failed
Error interrupt with two functions
Data Field Received Not 8 Bits
CRC16 Failure
Table 4-13. Status Register Definitions
Live USB Differential Receiver JSTATE Signal
Live USB Single Ended Zero Signal
Table 4-12. Status Register
BDT PDD Reset
USB Reset Signal
Host Mode Enable valid for host mode only
Resume Signaling
Table 4-15. 16- Address Register Definitions
Address Register
Table 4-14. Address Register
Frame Number
Frame Number Registers
Table 4-16. Frame Number Register
Table 4-17. Frame Number Register Definitions
Token Register
Table 4-20. Valid PID Tokens
Endpoint for Token Command
Table 4-18. Token Register
Table 4-19. Token Register Definitions
Table 4-22. Endpoint Control Register Definitions
Endpoint Control Registers
Endpoint Enable
Table 4-21. Endpoint Control Registers
Table 4-23. Endpoint Control Register Definitions
Host Mode Operation
Figure 3. Enable Host Mode and Configure a Target Device
Sample Host Mode Operations
Figure 4. Full-Speed Bulk Data Transfers to a Target Device
Figure 4-5. Pull-up/Pull-down USB
USB Pull-up/Pull-down Resistors
Clock CLK
USB Interface Signals
USB Output Enable
HOST Mode Enable
5 CAN Controllers
Data Exchanges and Communication
Arbitration and Error Checking
CANBUS Background
Table 5-1. Bit Rates for Different Cable Lengths
CANBUS Speed and Length
Register
CAN Register Summaries
Register Summary
Hex Offset
Register
Table 5-4. Detailed CAN Register Map
Detailed CAN Register Map
Hex Offset
Acceptance Filter Enable Register
Register
Sending a Message
CAN Register Definitions
TX Message Registers
Figure 5-1. TX Message Routing
Table 5-7. TxMessage0Data
Tx Message Registers
Table 5-5. TxMessage0ID28
Table 5-6. TxMessage0ID12
Message Data
Table 5-12. TxMessage0Ctrl Flags
Table 5-13. TxMessage0 Register Definitions
Message Identifier for Both Standard and Extended Messages
Figure 5-2. RX Message Routing
RX Message Registers
Table 5-16. RxMessageID12
Rx Message Registers
Table 5-14. RxMessageID28
Table 5-15. Rx Message ID28 Register Definitions
Table 5-23. Rx Message Data 23 Register Definitions
Table 5-20. Rx Message Data
Table 5-21. Rx Message Data 39 Register Definitions
Table 5-22. Rx Message Data
Table 5-29. Rx Message Msg Flags Register Definitions
Table 5-26. RxMessage RTR
Table 5-27. Rx Message RTR Register Definitions
Table 5-28. Rx Message Msg Flags
Table 5-32. Error Status
Error Count and Status Registers
Table 5-30. Tx/Rx Error Count
Table 5-31. Tx\Rx Error Count Register Definitions
txlevel10
Table 5-34. Tx/Rx Message Level Register
Table 5-35. Tx/Rx Message Level Register Definitions
rxlevel10
Format Error
Interrupt Flags
Note The reset value of this register’s bits is indeterminate
CRC Error
Bus Off State − int2n group error interrupts
Interrupt Enable Registers
Table 5-38. Interrupt Enable Registers
Table 5-39. Interrupt Enable Register Definitions
Overload Condition − int3n group diagnostic interrupts
CAN Operating Mode
Table 5-40. Interrupt Enable Registers
Table 5-41. Interrupt Enable Register Definitions
Table 5-42. Bit Rate Divisor Register
CAN Configuration Registers
Configuration Bit Rate
Figure 5-3. CAN Operating Mode
Cfgsjw
Table 5-44. Configuration Register
Table 5-45. Configuration Register Definitions
Overwrite Last Message
time quanta TQ
Bit Time
tseg1 +
tseg2 +
Table 5-48. Acceptance Mask 0 Register
Acceptance Filter and Acceptance Code Mask
Table 5-46. Acceptance Filter Enable Register
Table 5-47. Acceptance Filter Enable Register Definitions
D5556
Table 5-50. Acceptance Mask Register ID
Table 5-51. Acceptance Mask Register ID12 Definitions
Table 5-52. Acceptance Mask Register Data
Table 5-57. Acceptance Mask Register ID12 Definitions
Table 5-54. Acceptance Code Register
Table 5-55. Acceptance Code Register Definitions
Table 5-56. Acceptance Mask Register ID12
Table 5-61. Arbitration Lost Capture Register Definitions
CANbus Analysis
Arbitration Lost Capture Register
Table 5-60. Arbitration Lost Capture Register
Errorcode
Error Capture Register
Table 5-62. Error Capture Register
Table 5-63. Error Capture Register Definitions
Stuff Bit Inserted
Table 5-65. Error Capture Register Definitions
Frame Reference Register
Table 5-64. Frame Reference Register
Figure 5-5. CAN Bus Interface
CAN Bus Interface
Interface Connections
Figure 5-6. CAN Connector
+24V
Figure 5-7. Power for CAN
+5CAN
GNDCAN
0.01uf
Figure 5-8. CAN Transceiver and Isolation Circuits
Related pages
10 Troubleshooting Flow Diagram for Siemens 505-2557
DCA-40SSAI Specifications for Multiquip DCA-40SSAI
Post Error Messages for Compaq 4130T
Figure 1-2 Computer Block Diagram for Toshiba L630
How to Prepare Your Mantis Tiller for Restarting for Little Wonder Tiller/Cultivator
Residential Installation Diagram for Lennox Hearth T150C
Parts List for MTD 25P
You can find the Country code list in the adjacent col- umn for Integra DPS-6.5
Connecting a Bluetooth device for Lenovo Y471A
How to connect devices to my Philips 42PFL8404H?
Connection Guide
Top
Page
Image
Contents