參數(shù)資料
型號(hào): AM79C850KCW
廠商: ADVANCED MICRO DEVICES INC
元件分類: 微控制器/微處理器
英文描述: SUPERNET-R 3
中文描述: 1 CHANNEL(S), 100M bps, FDDI CONTROLLER, PQFP208
封裝: PLASTIC, QFP-208
文件頁(yè)數(shù): 67/97頁(yè)
文件大?。?/td> 358K
代理商: AM79C850KCW
P R E L I M I N A R Y
AMD
67
SUPERNET 3
Default Timer and Register Values
The following are the default timer/register values on
power-up reset.
Timer/Register
NPADDR
Default Value
Actual Time Value
MIR (1–0) register
12h & 13h
00 00 00 00h
-NA-
TMAX register
14h
03C7h
165.29664 ms
TVX register and timer
15h
85h
3.4068 ms
TRT timer (bit 20–5)
16h
03C7h
*1
165.29664 ms
THT timer
17h
FFFFh
*2
-NA-
TNEG register (bit 20–5)
18h
03C7h
165.29664 ms
TMRS register
19h
801Fh
-NA-
TREQ0 register
1ah
78E0h
165.29664 ms
TREQ1 register
1bh
0000h
*3
TPRI(1–0) register
1c & 1d
FFFFh
-NA-
TSYNC register
1fh
0000h
-NA-
TMSYNC timer
40h
FA97h
*1
3.5456 ms
(2xDMAX when ring
not operational)
CMDREG1
00h
0000h
-NA-
CMDREG2
01h
0000h
-NA-
ST1U
00h
0000h
-NA-
ST1L
01h
0007h
-NA-
ST2U
02h
4000h
-NA-
ST2L
03h
0000h
-NA-
ST3U
61h
4000h
-NA-
ST3L
62h
0000h
-NA-
IMSK1U
04h
FFFFh
-NA-
IMSK1L
05h
FFFFh
-NA-
IMSK2U
06h
FFFFh
-NA-
IMSK2L
07h
FFFFh
-NA-
IMSK3U
63h
FFFFh
-NA-
IMSK3L
64h
FFFFh
-NA-
IVR
65h
0000h
-NA-
IMR
66h
0000h
-NA-
SAID
08h
0000h
-NA-
LAIM
09h
0000h
-NA-
LAIC
0ah
0000h
-NA-
LAIL
0bh
0000h
-NA-
SAGP
0ch
0000h
-NA-
LAGM
0dh
0000h
-NA-
LAGC
0eh
0000h
-NA-
LAGL
0fh
0000h
-NA-
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