參數(shù)資料
型號: STLC1502
廠商: 意法半導(dǎo)體
英文描述: VOICE OVER IP PROCESSOR
中文描述: IP語音處理器
文件頁數(shù): 7/81頁
文件大小: 526K
代理商: STLC1502
7/81
STLC1502
153, 154, 155
esmcs[0..2]n
Chip select [0..2] for external
memory (FLASH/SRAM). At
power up or hardware reset, if
external boot ROM has been
selected, (bootsel =’1’) the signal
is asserted during the fetch
instruction, else the selection
depends on internal address
mapping
4mA
O
61
ecs0width
External FLASH/SRAM Data bus
size: if settled to ‘L’, select a 8 bit
parallelism data.
I
EDM ( specific controls)
156, 158, 159, 160
edmcsn[0..3]
Chip select for SDRAM or RAS for
EDO DRAM
8mA
O
161
edmclken
SDRAM clock enable
8mA
O
162
edmoclk
SDRAM output clock
8mA
O
165
edmras
SDRAM ras command
8mA
O
166
edmcas
SDRAM cas command
8mA
O
167
edmwe
SDRAM we command
8mA
O
MII Interface Port # 1
168
mii1_txen
Transmit enable
4mA
O
169
mii1_txclk
Transmit clock reference for txd,
txen, txer
I
170, 171, 174, 175
mii1_txd[0..3]
Transmit data bus
4mA
O
176
mii1_rxclk
Receive clock reference for rxd,
rxdv, rxer
I
177
mii1_rxdv
Receive data valid
I
178
mii1_rxer
Receive error signal, indicates an
error condition on receiving data
I
181, 182, 183, 184
mii1_rxd[0..3]
Receive data bus
I
185
mii1_col
Collision signal
I
186
mii1_crs
Carrier sense indication
I
MII Interface Port # 2
193
mii2_txclk
Transmit clock reference for txd,
txen, txer
I
194
mii2_txen
Transmit enable
4mA
O
195, 196, 197, 198
mii2_txd[0..3]
Transmit data bus
4mA
O
Pin
Pin Name
Pin Description/Note
Pin
Drive
Pin
Type
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