HD6417750 Datasheet, PDF (78/1039 Pages) Renesas Technology Corp – SuperH RISC engine

Table 1.3 Pin Functions (cont)
Pin
No. Pin Name I/O
Function
Reset
88
VSSQ
Power IO GND (0 V)
89
&66
O
Chip select 3
90
&65
O
Chip select 2
91
VDD
Power Internal VDD
92
VSS
Power Internal GND
(0 V)
93
5$6
O
5$6
94
5'/&$66/ O
)5$0(
Read/&$6/
)5$0(
95
RD/:5
O
Read/write
96
:(5/&$65/ O
DQM2/
,&,25'
D23–D16 select
signal
97
:(6/&$66/ O
DQM3/
,&,2:5
D31–D24 select
signal
98
:(9/&$69/ O
DQM6
D55–D48 select
signal
99
VDDQ
Power IO VDD (3.3 V)
100 VSSQ
Power IO GND (0 V)
101 :(:/&$6:/ O
DQM7/5(*
D63–D56 select
signal
102 D23
I/O
Data
103 D24
I/O
Data
104 D22
I/O
Data
105 RXD
I
SCI Data input
106 '5(43
I
Request from
DMAC0
107 '5(44
I
Request from
DMAC1
108 D25
I/O
Data
109 D21
I/O
Data
110 D26
I/O
Data
111 D20
I/O
Data
112 D27
I/O
Data
113 VDDQ
Power IO VDD (3.3 V)
Memory Interface
SRAM DRAM SDRAM PCMCIA MPX
&66 (&66) &66
&66
&65 (&65) &65
&65
5$6 5$6
2(
&$6 2(
)5$0(
RD/:5 RD/:5 RD/:5
RD/:5
:(5 &$65 DQM2 ,&,25'
:(6 &$66 DQM3 ,&,2:5
:(9 &$69 DQM6
:(: &$6: DQM7 5(*
A23
A24
A22
A25
A21
A20
Rev. 6.0, 07/02, page 26 of 986