HD6417032F20V Renesas Electronics America, HD6417032F20V Datasheet - Page 232
HD6417032F20V
Manufacturer Part Number
HD6417032F20V
Description
SH1 ROMLESS LEAD FREE
Manufacturer
Renesas Electronics America
Series
SuperH® SH7030r
Datasheet
1.HD6417034AFI20.pdf
(689 pages)
Specifications of HD6417032F20V
Core Processor
SH-1
Core Size
32-Bit
Speed
20MHz
Connectivity
EBI/EMI, SCI
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
32
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
112-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417032F20V
Manufacturer:
TI
Quantity:
201
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Section 9 Direct Memory Access Controller (DMAC)
In dual address mode transfers, external memory, memory-mapped external devices, on-chip
memory and on-chip supporting modules can be mixed without restriction. Specifically, this
enables the following transfer types:
1. Between external memory and a external memory
2. Between external memory and a memory-mapped external device
3. Between a memory-mapped external devices
4. Between external memory and on-chip memory
5. Between external memory and an on-chip supporting module (excluding the DMAC)
6. Between memory-mapped external device and on-chip memory
7. Between memory-mapped external device and an on-chip supporting module (excluding the
8. On-chip memory to on-chip memory
9. Between on-chip memory and an on-chip supporting module (excluding the DMAC)
10. Between on-chip supporting modules (excluding the DMAC)
Transfer requests can be auto requests, external requests, or on-chip supporting module requests.
When the transfer request source is either the SCI or A/D converter, however, either the data
destination or source must be the SCI or A/D converter (table 9.4). In dual address mode, DACK
is output in read or write cycles other than for internal memory and external supporting modules.
CHCR controls the cycle in which DACK is output.
Figure 9.9 shows the DMA transfer timing in dual address mode.
Rev. 7.00 Jan 31, 2006 page 204 of 658
REJ09B0272-0700
DMAC)
SuperH microcomputer
Figure 9.8 Data Flow in Dual Address Mode
DMAC
1: Read cycle
2: Write cycle
External data bus
: Data flow
2
1
External
External
memory
memory
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