Renesas M3A-HS64, User Manual

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M3A-HS64 Functions
2.2.2 SH7264 Pin Functions Used on the M3A-HS64
Rev. 1.00 Apr 30, 2009
2-3
REJ11J0034-0100
2
2.2 CPU
2.2.1 SH7264 Overview
The M3A-HS64 includes the SH7264, the 32-bit RISC MCU that operates with a maximum frequency of 144 MHz.
2.2.2 SH7264 Pin Functions Used on the M3A-HS64
Table 2.2.1 to Table 2.2.6 list the SH7264 pin functions used on the M3A-HS64.
Table 2.2.1 SH7264 Pin Functions (1/6)
No. Name Symbol
Description
Expansion
connector
Remarks
1 PC2/RD/WR# RD/WR# Connected to the SDRAM WE# pin CN6, pin 7
WE0# Connected to the NOR flash memory WE# pin
2 PC3/WE0#/DQML
DQML Connected to the SDRAM DQML pin
CN6, pin 8
3 Vss
4 PC4/WE1#/DQMU/WE# DQMU Connected to the SDRAM DQMU pin CN6, pin 9
5 PVcc
6 PC9/TIOC2A - - CN6, pin 12
7 PC10/TIOC2B - - CN6, pin 13
RAS# Connected to the SDRAM RAS# pin - SW5-4: OFF
8 PC5/RAS#/TIOC4A/IRQ4
- - CN6, pin 14 SW5-4: ON
CAS# Connected to the SDRAM CAS# pin - SW5-4: OFF
9 PC6/CAS#/TIOC4B/IRQ5
- - CN6, pin 15 SW5-4: ON
10 Vcc
CKE Connected to the SDRAM CKE pin - SW5-4: OFF
11 PC7/CKE/TIOC4C/IRQ6
- - CN6, pin 16 SW5-4: ON
12 Vss
CS3# Connected to the SDRAM CS# pin - SW5-4: OFF
13 PC8/CS3#/TIOC4D/IRQ7
- - CN6, pin 17 SW5-4: ON
14 PVcc
15 PB1/A1 A1 Address bus CN4, pin 1
16 PB2/A2 A2 Address bus CN4, pin 2
17 PB3/A3 A3 Address bus CN4, pin 3
18 PB4/A4/TIOC0A A4 Address bus CN4, pin 4
19 PB5/A5/TIOC0B A5 Address bus CN4, pin 5
20 PB6/A6/TIOC0C A6 Address bus CN4, pin 6
21 PB7/A7/TIOC0D A7 Address bus CN4, pin 9
22 Vcc
23 PB8/A8/TIOC1A A8 Address bus CN4, pin 10
24 Vss
25 PB9/A9/TIOC1B A9 Address bus CN4, pin 11
26 PVcc
27 PB10/A10/TIOC2A A10 Address bus CN4, pin 12
28 PB11/A11/TIOC2B A11 Address bus CN4, pin 13
29 PB12/A12/TIOC3A A12 Address bus CN4, pin 14
30 PB13/A13/TIOC3B A13 Address bus CN4, pin 17
31 PB14/A14/TIOC3C A14 Address bus CN4, pin 18
32 PB15/A15/TIOC3D A15 Address bus CN4, pin 19
33 Vcc
Legend: : 3.3 V power supply, : 1.2 V power supply, : GND