DF2170BVTE33V Renesas Electronics America, DF2170BVTE33V Datasheet - Page 235
DF2170BVTE33V
Manufacturer Part Number
DF2170BVTE33V
Description
IC H8S/2170 MCU FLASH 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Datasheet
1.DF2170BVTE33V.pdf
(572 pages)
Specifications of DF2170BVTE33V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
33MHz
Connectivity
SCI, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
76
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK2166 - DEV EVAL KIT H8S/2166
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2170BVTE33V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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7.4.11
Examples of operation timings for various conditions in each mode are shown. The contention
with other bus master is described by using the CPU external bus cycle as an example.
Auto Request/Cycle Steal Mode/Normal Transfer Mode: When the DA bit is set to 1 in
DMMDR, an DMA transfer cycle is started a minimum of three cycles later. There is a one-cycle
bus release interval between the end of a one-transfer-unit DMA cycle and the start of the next
transfer.
If there is a transfer request for another channel of higher priority, the transfer request by the
original channel is held pending, and transfer is performed on the higher-priority channel from the
next transfer. Transfer on the original channel is resumed on completion of the higher-priority
channel transfer.
Figures 7.32 to 7.34 show operation timing examples for various conditions.
• No contention/dual address mode (see figure 7.32)
• CPU cycles/single address mode (see figure 7.33)
• Contention with another channel/single address mode (see figure 7.34)
φ pin
Bus cycle
CPU
operation
DA bit
Examples of Operation Timing in Each Mode
DA = 1
write
Figure 7.32 Auto Request/Cycle Steal Mode/Normal Transfer Mode
0
Bus release
1
3 cycles
Sleep
(No Contention/Dual Address Mode)
DMA
read
DMA
write
1 cycle
Bus
release
DMA
read
Rev. 2.00, 03/04, page 201 of 534
DMA
write
Bus
release
Last transfer cycle
DMA
read
DMA
write
0
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