SH7720 Datasheet, PDF (1460/1524 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series

Item
1.3.2 Pin Functions
Table 1.5 SH7720/SH7721 Pin
Functions
1.3.2 Pin Functions
Section 2 CPU
2.1 Processing States and
Processing Modes
2.1.1 Processing States
(1) Reset State
Page Revision (See Manual for Details)
26,
29,
32
Amended
Classifica-
tion
Symbol Name
Function
Clock
XTAL
Crystal
For connection to a crystal
resonator.
CKIO
Direct memory
access
controller
(DMAC)
DREQ0,
DREQ1
DACK0,
DACK1
System clock Used as a pin to input external
clock or output clock.
DMA-transfer Input pins for external requests
request
for DMA transfer
DMA transfer Indicates the acceptance of
request
DMA transfer requests to
reception
external devices.
Serial I/O with
FIFO (SIOF)
SIOF0_SYN
C,
SIOF1_SYN
C
SIOF frame
sync
SIOF frame synchronization
signals
SIOF0_TxD, SIOF
SIOF transmit data pin
SIOF1_TxD transmit data
SIOF0_RxD, SIOF receive SIOF receive data pin
SIOF1_RxD data
A/D converter AN3 to AN0
(ADC)
Analog input pin
AVcc
Power supply pin for the A/D or
D/A converter. When the A/D
or D/A converter is not in use,
connect this pin to input/output
power supply (VccQ).
AVss
Ground pin for the A/D or D/A
converter. Connect this pin to
input/output power supply
(VssQ).
35 Notes added
….
6. SDHI associated pins support only for the models
including the SDHI.
37 Deleted
In manual reset, the register contents of a part of the
LSI on-chip modules, such as the bus state controller
(BSC), are retained.
Rev. 3.00 Jan. 18, 2008 Page 1398 of 1458
REJ09B0033-0300