HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 90

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 1
Rev. 3.00
REJ09B0033-0300
Classification
Bus control
Direct memory
access controller
(DMAC)
16-bit timer pulse
unit (TPU)
Analog front end
interface (AFEIF)
Jan. 18, 2008
Overview
Symbol
CAS
DQMUU
DQMUL
DQMLU
DQMLL
RAS
WAIT
IOIS16
ICIORD
ICIOWR
DREQ0,
DREQ1
DACK0,
DACK1
TEND0,
TEND1
TPU_TO3 to
TPU_TO0
TPU_TI3A to
TPU_TI2A
TPU_TI2B to
TPU_TI3B
AFE_RLYCNT
AFE_FS
AFE_SCLK
Page 28 of 1458
I/O
O
O
O
O
O
O
I
I
O
O
I
O
O
O
I
I
O
I
I
Name
Column address Connect to the CAS pin when the
DQ mask UU
DQ mask UL
DQ mask LU
DQ mask LL
Row address
Wait input
16-bit IO
IO read
IO write
DMA-transfer
request
DMA transfer
request
reception
DMA-transfer
end
TPU compare-
match output
TPU clock input TPU clock input pins
TPU clock input TPU clock input pins
AFE on-hook
control
AFE frame
synchronization
AFE shift clock
Inserts a wait cycle into the bus
Indicates 16-bit I/O when PCMCIA
Indicates I/O read when PCMCIA
Indicates I/O write when PCMCIA
Function
SDRAM is connected.
Selects D31 to D24. (SDRAM)
Selects D23 to D16. (SDRAM)
Selects D15 to D8. (SDRAM)
Selects D7 to D0. (SDRAM)
Connect to the RAS pin when the
SDRAM is connected.
cycles during access to the
external space.
is in use.
is in use.
is in use.
Input pins for external requests for
DMA transfer
Indicates the acceptance of DMA
transfer requests to external
devices.
Transfer end output pins for DMAC
TPU compare-match output pins
On-hook control pin
AFE frame synchronization signal
pin
AFE shift clock input pin