參數(shù)資料
型號: STPC0380BTI3
廠商: 意法半導(dǎo)體
英文描述: PC Compatible Embeded Microprocessor
中文描述: PC兼容嵌入式微處理器
文件頁數(shù): 12/51頁
文件大?。?/td> 726K
代理商: STPC0380BTI3
PIN DESCRIPTION
12/51
Issue 1.2
ISA/IDE COMBINED CONTROL
IOCHRDY / DIORDY
I/O
I/O Channel Ready (ISA) - Busy/Ready (IDE)
1
ISA CONTROL
OSC14M
ALE
BHE#
MEMR#, MEMW#
SMEMR#, SMEMW#
IOR#, IOW#
MASTER#
MCS16#, IOCS16#
REF#
AEN
ZWS#
IOCHCK#
ISAOE#
RTCAS#
GPIOCS#
O
O
I/O
I/O
O
I/O
I
I
O
O
I
I
O
O
I/O
ISA bus synchronisation clock
Address Latch Enable
System Bus High Enable
Memory Read and Memory Write
System Memory Read and Memory Write
I/O Read and Write
Add On Card Owns Bus
Memory/IO Chip Select16
Refresh Cycle.
Address Enable
Zero Wait State
I/O Channel Check.
Bidirectional OE Control
Real Time Clock Address Strobe
General Purpose Chip Select
1
1
1
2
2
2
1
2
1
1
1
1
1
1
1
IDE CONTROL
PIRQ
SIRQ
PDRQ
SDRQ
PDACK#
SDACK#
PIOR#
PIOW#
SIOR#
SIOW#
I
I
I
I
Primary Interrupt Request
Secondary Interrupt Request
Primary DMA Request
Secondary DMA Request
Primary DMA Acknowledge
Secondary DMA Acknowledge
Primary I/O Read
Primary I/O Write
Secondary I/O Read
Secondary I/O Write
1
1
1
1
1
1
1
1
1
1
O
O
I/O
O
I/O
O
IPC
IRQ_MUX[3:0]
DREQ_MUX[1:0]
DACK_ENC[2:0]
TC
I
I
Multiplexed Interrupt Request
Multiplexed DMA Request
DMA Acknowledge
ISA Terminal Count
4
2
3
1
O
O
MONITOR INTERFACE
RED, GREEN, BLUE
VSYNC
HSYNC
VREF_DAC
RSET
COMP
DDC[1:0]
SCL / DDC[1]
O
O
O
I
I
I
I/O
I/O
Red, Green, Blue
Vertical Sync
Horizontal Sync
DAC Voltage reference
Resistor Set
Compensation
Display Data Channel Serial Link
I C Interface - Clock / Can be used for VGA DDC[1] signal
3
1
1
1
1
1
2
1
Table 2-2. Definition of Signal Pins
Signal Name
Dir
Description
Qty
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