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參數(shù)資料
| 型號： | TNT4882-BQ |
| 英文描述： | Peripheral Miscellaneous |
| 中文描述： | 周邊雜項 |
| 文件頁數(shù)： | 7/16頁 |
| 文件大小： | 165K |
| 代理商： | TNT4882-BQ |
TNT4882
Single-Chip IEEE 488.2 Talker/Listener ASIC
National Instruments
Phone: (512) 794-0100 Fax: (512) 683-9300 info@natinst.com www.natinst.com
7
NC
NC
NC
AT(ISA) Bus
Connector
TNT4882
GPIB
NDAVN
EOIN
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
BALE
SA19-16
LA23-17
SMEMR*
SMEMW*
MEMR*
MEMW*
MEMCS16*
NOWS*
REFRESH*
MASTER16*
IOCHK*
BCLK
OSC
TC
Connect DACKN, DRQ, and
INTR to one of the available
lines on the AT bus.
SD15-0
SA9-0
SBHE*
AEN
IOCHRDY
RESET
IOW*
IOR*
IOCS16*
DACK*7-5
DRQ7-5
IRQ (3-7,9,10-12,14,15)
DATA15-0
ADDR9-0
BHEN_N
AEN_N
IOCHRDY
RESET
IOWN
IORN
IOCS16N
DACKN
DRQ
INTR
SENSE_8_16N
NC
NC
NC
NC
NC
NC
D15_8_OEN
D7_0_OEN
MODE
KEYRSTN
KEYDQ
KEYCLKN
DIO8N
DIO1N
IFCN
OSCILLATOR
XTAL0
SW9
NC
NC
NC
}
The TNT4882 is selected when
the binary value on these pins
matches that on ADDR9-5.
Connecting them to ground
causes the corresponding
address lines to be compared to
zero; leaving them unconnected
causes those address lines to be
compared to one. (Base I/O
address 2C0 hex shown.)
NC
NC
NC
PC/XT Bus
Connector
TNT4882
GPIB
NDAVN
EOIN
NC
NC
NC
NC
NC
NC
NC
NC
BALE
SA19-16
LA23-17
SMEMR*
SMEMW*
MEMR*
MEMW*
REFRESH*
IOCHK*
BCLK
OSC
TC
Connect DACKN, DRQ, and
INTR to one of the available
lines on the PC bus.
SD7-0
SA9-0
AEN
IOCHRDY
RESET
IOW*
IOR*
DACK*3-1
DRQ3-1
IRQ7-2
DATA7-0
ADDR9-0
AEN_N
IOCHRDY
RESET
IOWN
IORN
DACKN
DRQ
INTR
SENSE_8_16N
NC
NC
NC
NC
NC
D7_0_OEN
MODE
KEYRSTN
KEYDQ
KEYCLKN
DIO8N
DIO1N
IFCN
OSCILLATOR
XTAL0
SW9
NC
NC
NC
}
The TNT4882 is selected
when the binary value on
these pins matches that on
ADDR9-5. Connecting
them to ground causes the
corresponding address lines
to be compared to zero;
leaving them unconnected
causes those address lines
to be compared to one. (Base
I/O address 2C0 hex shown.)
NC
NC
D15_8_OEN
Figure 5. PC/XT and AT (ISA) Bus to ISA Mode TNT4882
Hardware Interfacing – ISA Mode TNT4882
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