SH7751 Datasheet, PDF (122/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

1. Overview
1.4.2 Pin Functions (256-Pin BGA)
Table 1.3 Pin Functions
Pin
No. Number Pin Name I/O
Function
1 B3
TMS
I
Mode
(H-UDI)
2 C4
TCK
I
Clock
(H-UDI)
3 G3
VDDQ
Power IO VDD
4 F2
VSSQ
Power IO GND
5 D4
TDI
I
Data in
(H-UDI)
6 B1
CS0
O
Chip select 0
7 C2
CS1
O
Chip select 1
8 C1
CS4
O
Chip select 4
9 D3
CS5
O
Chip select 5
10 D2
CS6
O
Chip select 6
11 D1
BS
O
Bus start
12 E4
WE0/
O
D7–D0
REG
select signal
13 E3
WE1
O
D15–D8
select signal
14 E2
D0
I/O
Data
15 G2
VDDQ
Power IO VDD
16 L4
VSSQ
Power IO GND
17 G4
VDD
Power Internal VDD
18 F4
VSS
Power Internal GND
19 E1
D1
I/O
Data
20 F3
D2
I/O
Data
21 F1
D3
I/O
Data
22 G1
D4
I/O
Data
23 H4
D5
I/O
Data
24 H3
D6
I/O
Data
25 H2
D7
I/O
Data
26 H1
D8
I/O
Data
Reset
SRAM
CS0
CS1
CS4
CS5
CS6
(BS)
WE0
WE1
Memory Interface
DRAM SDRAM PCMCIA MPX
(BS)
(BS)
CE1A
CE1B
(BS)
REG
CS0
CS1
CS4
CS5
CS6
(BS)
WE1
A0
A1
A2
A3
A4
A5
A6
A7
A8
Rev.4.00 Oct. 10, 2008 Page 24 of 1122
REJ09B0370-0400