Cirrus Logic AN312 User Manual
An312, Cobranet, Clocking modes
Table of contents
Document Outline
- 1. Introduction
- 2. Important Concepts Regarding CobraNet Clocking
- 3. Core Clock Circuitry of a CobraNet Interface
- Figure 1. - CobraNet Clock Circuit for CM-1 Module
- Figure 2. CobraNet Clock Circuit for CM-2 Module and Semiconductors
- 3.1 CobraNet Clock Modes
- 3.1.1 0x00 Mode - Internal Mode (Default)
- 3.1.2 0x10 Mode - Internal Mode with External Sample Synchronization
- 3.1.3 0x01 Mode - External Word Clock
- Figure 7. 0x01 Mode Typical Connection (External Sync Attached to Conductor)
- Figure 8. 0x01 Mode Typical Connection - External Sync
- Figure 9. 0x01 Mode Typical Connection - Synchronization of All Nodes
- Figure 10. Mode 0x01 Clock Circuit Used with CM-1 Modules
- Figure 11. Clock Circuit as Used by Mode 0x01 with CM-2 and Semiconductors
- 3.1.4 0x04 Mode - External Master Clock
- 3.1.5 0x14 Mode - External Master Clock with External Sample Clock Synchronization
- Figure 15. 0x14 Mode Typical Connection (Synchronization to an Externally-Supplied Master Clock and Word Clock when Using CM-1)
- Figure 16. 0x14 Mode Typical Connection (Master and Reference Clock Supplied to Slave Interfaces within Same Chassis when Using CM-1)
- Figure 17. Clock Circuit as Used by Mode 0x14 with CM-1 Module
- 3.1.6 0x14 Mode for CM-2/CS1810xx/CS4961xx-Based Devices
- 4. Using 0x10 Mode with CS1810xx, CS4961xx or CM-2
- 5. References
- 6. Revision History