參數(shù)資料
型號: MX98216EC
廠商: MACRONIX INTERNATIONAL CO LTD
元件分類: 微控制器/微處理器
英文描述: 16 CHANNEL(S), 100M bps, LOCAL AREA NETWORK CONTROLLER, PQFP208
封裝: PLASTIC, QFP-208
文件頁數(shù): 34/37頁
文件大小: 269K
代理商: MX98216EC
MX98216EC
P/N:PM0781
REV. 0.2, Apr, 18, 2001
6
1, 2
7, 8
13, 14
21, 22
27, 28
35, 36
41, 42
49, 50
55, 56
61, 64
69, 70
77, 78
84, 87
92, 93
100, 101
106, 107
TXD_0[1:0]
TXD_1[1:0]
TXD_2[1:0]
TXD_3[1:0]
TXD_4[1:0]
TXD_5[1:0]
TXD_6[1:0]
TXD_7[1:0]
TXD_8[1:0]
TXD_9[1:0]
TXD_10[1:0]
TXD_11[1:0]
TXD_12[1:0]
TXD_13[1:0]
TXD_14[1:0]
TXD_15[1:0]
O
4mA
Transmit Data
From Port 0 to Port 23, synchronous to CLK and TXD[1] is MSB.
When TXEN is asserted, TXD[1:0] are accepted fro transmission.
TXD[1:0] is “ 00” when TXEN is deasserted.
80
CLK
I
Reference Clock
For RMII and system clock use.
50MHz.
Subtotal
97
EEPROM INTERFACE
PIN#
PIN NAME
I/O
DESCRIPTION
204
ENROM
I
EEPROM Enable
Internally pull down.
Default disable.
Active high; indicated
configuration data is auto-loaded from EEPROM after reset.
Tying
this pin to ground disables EEPROM interface and prevents auto-
configuration.
205
ECS
O
4mA
EEPROM Chip Select
Active high.
206
ESK
O
8mA
EEPROM Clock
390KHz derived from system clock.
207
EDI
O
4mA
EEPROM Data Input
Output data to the corresponding EDI pin of EEPROM.
208
EDO
I
EEPROM Data Output
Input data to the corresponding EDO pin of EEPROM.
Subtotal
5
CoS PRIORITY SETTING
PIN#
PIN NAME
I/O
DESCRIPTION
199
ENPRITY
I
Priority Queue Enable
Internally pull down.
Per port base pin setting priority function enable.
If the pin is enabled, per port base priority settings used by EEPROM or
CPU is invalid.
Port base priority settings controlled by EEPROM or
CPU will be valid when the pin is pull down.
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