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SH7708 数据表(PDF) 29 Page - Renesas Technology Corp

部件名 SH7708
功能描述  SuperH??RISC engine
PDF  633 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

SH7708 数据表(HTML) 29 Page - Renesas Technology Corp

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11
Table 1.2
SH7708 Series Pin Functions (cont)
No.
Terminal
I/O
Description
91
IRL2
I
External interrupt source input
92
IRL1
I
External interrupt source input
93
IRL0
I
External interrupt source input
94
IOIS16
I
IO16-bit instruction
95
IRQOUT
O
Bus request notification output
96
BACK
O
Bus acknowledge
97
STATUS1
O
Processor status
98
STATUS0
O
Processor status
99
NC
O
Leave unconnected
100
VSS
Power
Power (0 V)
101
CKIO
I/O
System clock I/O
102
VCC
Power
Power (3.3 V)
103
MD4/
CE2B
I/O
Operating mode pin/PCMCIA CE pin
104
MD3/
CE2A
I/O
Operating mode pin/PCMCIA CE pin
105
BS
O
Bus cycle start
106
RD/
WR
O
Read/write
107
RD
O
Read pulse
108
CS6/CE1B
O
Chip select 6/PCMCIA CE pin
109
CS5/CE1A
O
Chip select 5/PCMCIA CE pin
110
CS4
O
Chip select 4
111
CS3
O
Chip select 3
112
CS2
O
Chip select 2
113
CS1
O
Chip select 1
114
CS0
O
Chip select 0
115
VSS
Power
Power (0 V)
116
VCC
Power
Power (3.3 V)
117
WE3/DQMUU/ICIOWR
O
D31–D24 selection signal/IO write
118
WE2/DQMUL/ICIORD
O
D23–D16 selection signal/IO read
119
CASHH/CAS2H
O
D31–D24/D15–D8 selection signal
120
CASHL/CAS2L
O
D23–D16/D7–D0 selection signal
121
VSS
Power
Power (0 V)



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