Denon MC6000MK2EM Service Manual page 76

417-DAIA-711 IC(TUSB3200ACPAH,PQFP52,)
IC Block Diagram
Functional Block Diagram
USB
CLOCKS
6Mhz
USB Serial
Interface
Engine
IEP
SOF
OEP
Suspend
OSC /Resume
PLL
Logic
ACG
4K ROM
8K RAM
DMA Controller
and
USB Buffer Manager
DMA0
DMA1
2K x 8
SRAM
DMA2
DMA3
8052 Core
Port–3 Port–1
76
CODEC Port
C–Port
Interface
Control/Status
Registers
I 2 C
I 2 C Bus
Control
PWM
PWM
Counters