参数资料
型号: STPCC0175BTI3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 75 MHz, MICROPROCESSOR, PBGA388
封装: PLASTIC, BGA-388
文件页数: 6/47页
文件大小: 747K
代理商: STPCC0175BTI3
PIN DESCRIPTION
14/47
Issue 1.6
RTCDS# / DD[12]
I/O
RTC Data Strobe / Data Bus bit 12 (IDE)
1
SA[19:8] / DD[11:0]
I/O
Latched Address (ISA) / Data Bus (IDE)
16
SA[7:0]
I/O
Latched Address (IDE)
4
SD[15:0]
I/O
Data Bus (ISA)
16
ISA/IDE COMBINED CONTROL
IOCHRDY / DIORDY
I/O
I/O Channel Ready (ISA) - Busy/Ready (IDE)
1
ISA CONTROL
ALE
O
Address Latch Enable
1
BHE#
I/O
System Bus High Enable
1
MEMR#, MEMW#
I/O
Memory Read and Memory Write
2
SMEMR#, SMEMW#
O
System Memory Read and Memory Write
2
IOR#, IOW#
I/O
I/O Read and Write
2
MASTER#
I
Add On Card Owns Bus
1
MCS16#, IOCS16#
I
Memory/IO Chip Select16
2
REF#
O
Refresh Cycle.
1
AEN
O
Address Enable
1
IOCHCK#
I
I/O Channel Check.
1
ISAOE#
O
Bidirectional OE Control
1
GPIOCS#
I/O
General Purpose Chip Select
1
IDE CONTROL
PIRQ
I
Primary Interrupt Request
1
SIRQ
I
Secondary Interrupt Request
1
PDRQ
I
Primary DMA Request
1
SDRQ
I
Secondary DMA Request
1
PDACK#
O
Primary DMA Acknowledge
1
SDACK#
O
Secondary DMA Acknowledge
1
PIOR#
I/O
Primary I/O Read
1
PIOW#
O
Primary I/O Write
1
SIOR#
I/O
Secondary I/O Read
1
SIOW#
O
Secondary I/O Write
1
IPC
IRQ_MUX[3:0]
I
Multiplexed Interrupt Request
4
DREQ_MUX[1:0]
I
Multiplexed DMA Request
2
DACK_ENC[2:0]
O
DMA Acknowledge
3
TC
O
ISA Terminal Count
1
MONITOR INTERFACE
RED, GREEN, BLUE
O
Red, Green, Blue
3
VSYNC
O
Vertical Synchronization
1
HSYNC
O
Horizontal Synchronization
1
VREF_DAC
I
DAC Voltage reference
1
RSET
I
Resistor Set
1
COMP
I
Compensation
1
SCL / DDC[1]
I/O
I C Interface - Clock / Can be used for VGA DDC[1] signal
1
SDA / DDC[0]
I/O
I C Interface - Data / Can be used for VGA DDC[0] signal
1
Table 3-2. Definition of Signal Pins
Signal Name
Dir
Description
Qty
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