Basic Architecture
MSC8113 Reference Manual, Rev. 0
Freescale Semiconductor
12-7
In 60x-compatible mode there are several masters for the system bus. Therefore, the address bus
is driven with the current access address only during the address phase (
TS
assertion to
AACK
assertion). The memory controller provides some additional control signals such as
PSDMAMUX
,
ALE
, and
BADDR
to support external address multiplexing and latching as well as burst
incrementing. (60x protocol defines only the first address for the access without address
increment). For details, see Section 12.1.11 to Section 12.1.14, and Section 12.6. Figure 12-7
shows a memory controller access in 60x-compatible mode and demonstrates the validity period
of each group of signals involved in the access as well as the relationships between the various
groups.
Figure 12-6. Schematic Timing Diagram for MEMC Access In Non 60x-Compatible Mode
Figure 12-7. Timing Diagram for MEMC Access in 60x-Compatible Mode
CLOCK
TS
AACK
TA
60x Attributes
A
MEMC controlled signals
MEMC address
60x address
CLOCK
TS
AACK
TA
60x Attributes
An
ALE
MEMC Address
MEMC Controlled Signals
Note: The MEMC address is either BADDR and/or external latched address controlled by ALE and/or multiplexed
controlled by PSDMAMUX.
60x Address
address
Summary of Contents for MSC8113
Page 1: ...MSC8113 Reference Manual Tri Core 16 Bit Digital Signal Processor MSC8113RM Rev 0 May 2008 ...
Page 20: ...MSC8113 Reference Manual Rev 0 xx Freescale Semiconductor Contents ...
Page 28: ...MSC8113 Reference Manual Rev 0 xxviii Freescale Semiconductor ...
Page 56: ...MSC8113 Reference Manual Rev 0 1 28 Freescale Semiconductor MSC8113 Overview ...
Page 76: ...MSC8113 Reference Manual Rev 0 2 20 Freescale Semiconductor SC140 Core Overview ...
Page 134: ...MSC8113 Reference Manual Rev 0 4 30 Freescale Semiconductor System Interface Unit SIU ...
Page 168: ...MSC8113 Reference Manual Rev 0 6 18 Freescale Semiconductor Boot Program ...
Page 180: ...MSC8113 Reference Manual Rev 0 7 12 Freescale Semiconductor Clocks ...
Page 260: ...MSC8113 Reference Manual Rev 0 8 80 Freescale Semiconductor Memory Map ...
Page 300: ...MSC8113 Reference Manual Rev 0 9 40 Freescale Semiconductor Extended Core ...
Page 304: ...MSC8113 Reference Manual Rev 0 10 4 Freescale Semiconductor MQBus and M2 Memory ...
Page 308: ...MSC8113 Reference Manual Rev 0 11 4 Freescale Semiconductor SQBus ...
Page 590: ...MSC8113 Reference Manual Rev 0 17 46 Freescale Semiconductor Interrupt Processing ...
Page 614: ...MSC8113 Reference Manual Rev 0 18 24 Freescale Semiconductor Debugging ...
Page 622: ...MSC8113 Reference Manual Rev 0 19 8 Freescale Semiconductor Internal Peripheral Bus IPBus ...
Page 724: ...MSC8113 Reference Manual Rev 0 21 32 Freescale Semiconductor UART ...
Page 920: ...MSC8113 Reference Manual Rev 0 25 150 Freescale Semiconductor Ethernet Controller ...
Page 1171: ...MSC8113 Reference Manual Rev 0 Freescale Semiconductor C 61 EF wait_rts P 01077FFC 9F rts 71 ...
Page 1172: ...MSC8113 Reference Manual Rev 0 C 62 Freescale Semiconductor MSC8113 Boot Code ...
Page 1202: ...MSC8113 Reference Manual Rev 0 Index 30 Freescale Semiconductor Index ...