CHAPTER 22:Media Local Bus Interface (MediaLB)
828
S6J3200 Series Hardware Manual Document Number: 002-04852 Rev. *G
Table 2-1 Interrupt Flags and Causes Common Across IO and DMA Mode.
Interrupt
Flag
Register
Interrupt Source
Valid Channel
Interrupt Mask
Interrupt Flag
Clear
STS[0]
MLBn_CS
CRn
Current Buffer
Protocol Error
All channels with reception setting, and
async and control channels with
transmission setting.
MLBn_CECRn:
MASK[0]
Writing "1" to
STS[0]
STS[1]
Current Buffer Break
Async and control channels
MLBn_CECRn:
MASK[1]
Writing "1" to
STS[1]
STS[4]
Buffer Error
Sync (both transmission/reception)
and isochronous channels with reception
setting.
MLBn_CECRn:
MASK[4]
Writing "1" to
STS[4]
STS[6]
Frame Sync Lost
Sync channels (both
transmission/reception)
MLBn_CECRn:
MASK[6]
Writing "1" to
STS[6]
Table 2-2 Interrupt Flags and Causes Valid Only in IO Mode.
Interrupt
Flag
Register
Interrupt Source
Valid Channel
Interrupt Mask
Interrupt Flag
Clear
STS[2]
MLBn_CS
CRn
Receive service
requests
All channels enabled for receiving.
MLBn_CECRn:
MASK[2]
Writing "1" to
STS[2]
STS[3]
Transmit service
request
All channels enabled for transmitting.
MLBn_CECRn:
MASK[3]
Writing "1" to
STS[3]
STS[8]
Received packet
aborted
Async and control channels enabled for
receiving
MLBn_CECEn:
MASK[2]
Writing "1" to
STS[8]
Table 2-3 Interrupt Flags and Causes Valid in DMA Mode Only
Interrupt
Flag
Register
Interrupt Source
Valid Channel
Interrupt Mask
Interrupt Flag
Clear
STS[2]
MLBn_CS
CRn
Current buffer ends
All channels (both transmission/reception)
MLBn_CECRn:
MASK[2]
Writing "1" to
STS[2]
STS[3]
Current buffer starts
All channels (both transmission/reception)
MLBn_CECRn:
MASK[3]
Writing "1" to
STS[3]
STS[5]
Host bus error
(received AHB bus
error response)
All channels (both transmission/reception).
*
Writing "1" to
STS[5]
STS[8]
Previous buffer
protocol error
All channels enabled for receiving or async
and control channel enabled for transmitting
MLBn_CECEn:
MASK[2]
Writing "1" to
STS[8]
STS[9]
Previous buffer break
All channels (both transmission/reception).
MLBn_CECRn:
MASK[1]
Writing "1" to
STS[9]
STS[10]
Previous buffer end
All channels (both transmission/reception)
MLBn_CECRn:
MASK[2]
Writing "1" to
STS[10]
STS[11]
Previous buffer start
All channels (both transmission/reception)
MLBn_CECRn:
MASK[3]
Writing "1" to
STS[11]
*Cannot be masked. Setting the cause factor flag to "1" triggers an interrupt.
Содержание S6J3200 Series
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