DRA722_17 Datasheet, PDF (271/408 Pages) Texas Instruments – Infotainment Applications Processor

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DRA722, DRA724, DRA725, DRA726
SPRS956B – MARCH 2016 – REVISED JANUARY 2017
Table 7-54. Virtual Mode Case Details for McASP3
No.
CASE
CASE
Description
Virtual Mode Settings
Signals
Virtual Mode Value
IP Mode : ASYNC
1
COIFOI
CLKX /
AXR(Outputs)/CLKX/FSX
Default (No Virtual Mode)
FSX: Output
CLKR /
AXR(Inputs)/CLKR/FSR
MCASP3_VIRTUAL2_SYNC_RX
FSR: Input
2
COIFIO
CLKX /
AXR(Outputs)/CLKX/FSX
Default (No Virtual Mode)
FSR: Output
CLKR /
AXR(Inputs)/CLKR/FSR
MCASP3_VIRTUAL2_SYNC_RX
FSX: Input
3
CIOFIO
CLKR /
AXR(Outputs)/CLKX/FSX
MCASP3_VIRTUAL2_SYNC_RX
FSR: Output
CLKX /
AXR(Inputs)/CLKR/FSR
MCASP3_VIRTUAL2_SYNC_RX
FSX: Input
4
CIOFOI
CLKR /
AXR(Outputs)/CLKX/FSX
MCASP3_VIRTUAL2_SYNC_RX
FSX: Output
CLKX /
AXR(Inputs)/CLKR/FSR
MCASP3_VIRTUAL2_SYNC_RX
FSR: Input
IP Mode : SYNC (CLKR / FSR internally generated from CLKX / FSX)
5
CO-FO-
CLKX /
AXR(Outputs)/CLKX/FSX
FSX: Output
AXR(Inputs)/CLKX/FSX
Default (No Virtual Mode)
Default (No Virtual Mode)
6
CI-FO- FSX: Output
AXR(Outputs)/CLKX/FSX
MCASP3_VIRTUAL2_SYNC_RX
CLKX: Input
AXR(Inputs)/CLKX/FSX
MCASP3_VIRTUAL2_SYNC_RX
7
CI-FI-
CLKX /
AXR(Outputs)/CLKX/FSX
MCASP3_VIRTUAL2_SYNC_RX
FSX: Input
AXR(Inputs)/CLKX/FSX
MCASP3_VIRTUAL2_SYNC_RX
8
CO-FI-
CLKX:
AXR(Outputs)/CLKX/FSX
Output FSX:
Input
AXR(Inputs)/CLKX/FSX
Default (No Virtual Mode)
Default (No Virtual Mode)
Notes
See Figure 7-43
See Figure 7-44
See Figure 7-45
See Figure 7-46
See Figure 7-47
See Figure 7-48
See Figure 7-49
See Figure 7-50
Table 7-55. Virtual Mode Case Details for McASP4
No.
CASE
CASE
Description
Virtual Mode Settings
Signals
Virtual Mode Value
IP Mode : ASYNC
1
COIFOI CLKX / FSX:
Output CLKR /
FSR: Input
AXR(Outputs)/CLKX/FSX
AXR(Inputs)/CLKR/FSR
Default (No Virtual Mode)
MCASP4_VIRTUAL1_SYNC_RX
2
COIFIO CLKX / FSR:
Output CLKR /
FSX: Input
AXR(Outputs)/CLKX/FSX
AXR(Inputs)/CLKR/FSR
Default (No Virtual Mode)
MCASP4_VIRTUAL1_SYNC_RX
3
CIOFIO CLKR / FSR:
Output CLKX /
FSX: Input
AXR(Outputs)/CLKX/FSX
AXR(Inputs)/CLKR/FSR
MCASP4_VIRTUAL1_SYNC_RX
MCASP4_VIRTUAL1_SYNC_RX
4
CIOFOI CLKR / FSX:
Output CLKX /
FSR: Input
AXR(Outputs)/CLKX/FSX
AXR(Inputs)/CLKR/FSR
MCASP4_VIRTUAL1_SYNC_RX
MCASP4_VIRTUAL1_SYNC_RX
IP Mode : SYNC (CLKR / FSR internally generated from CLKX / FSX)
5
CO-FO- CLKX / FSX:
Output
AXR(Outputs)/CLKX/FSX
AXR(Inputs)/CLKX/FSX
Default (No Virtual Mode)
Default (No Virtual Mode)
6
CI-FO-
FSX: Output
CLKX: Input
AXR(Outputs)/CLKX/FSX
AXR(Inputs)/CLKX/FSX
MCASP4_VIRTUAL1_SYNC_RX
MCASP4_VIRTUAL1_SYNC_RX
7
CI-FI-
CLKX / FSX:
Input
AXR(Outputs)/CLKX/FSX
AXR(Inputs)/CLKX/FSX
MCASP4_VIRTUAL1_SYNC_RX
MCASP4_VIRTUAL1_SYNC_RX
Notes
See Figure 7-43
See Figure 7-44
See Figure 7-45
See Figure 7-46
See Figure 7-47
See Figure 7-48
See Figure 7-49
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Timing Requirements and Switching Characteristics 271
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