MEDIATEK Ralink MT7620 - Page 357

PGMT7620_V.1.0_040503
Page 357 of 523
MT7620 PROGRAMMING GUIDE
Integrated 802.11n MAC/BBP and 2.4 GHz RF/FEM Router-on-a-Chip
2.21.3 Block Diagram
XP_ETG2RB
DWC_PCIE
_DM
PHY
RTRGT1
XALI1
Rbus1
ASYNC_PB
DBI
RB2
XALI0
PBus1
RCPL
PDMA
TX_FIFO
CSR
ELBI
RX_FIFO
MSI
XP_DBG
DBG
DEBUG_SIGNAL
SRAM for
Retry buffer,
Receive Queue
XP_ETG
XP_INT
TEST_SIGNAL
PB2DBI
XP_MA_DEC
XP_RB2RQT
UTIF0
XP_CSR
INT_VEC
ELBI2PB
PCIE_RC_MODE
0
1
SII
XP_PIO_MA
m
u
x
Pbus
XP_UTIF
PCIe Link
Figure 2-35 PCIe RC/EP Block Diagram