DF2148BTE20 Renesas Electronics America, DF2148BTE20 Datasheet - Page 214
DF2148BTE20
Manufacturer Part Number
DF2148BTE20
Description
IC H8S MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148BTE20
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
I²C, IrDA, SCI, X-Bus
Peripherals
PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
HD64F2148BTE20
HD64F2148BTE20
HD64F2148BTE20
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2148BTE20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 7 Data Transfer Controller (DTC)
7.5.3
In block transfer mode, one activation source transfers one block of data. Either the transfer source
or the transfer destination is designated as a block area. Table 7.4 lists the register functions in
block transfer mode. The block size can be between 1 and 256. When the transfer of one block
ends, the initial state of the block size counter and the address register that is specified as the block
area is restored. The other address register is then incremented, decremented, or left fixed
according to the register information. From 1 to 65,536 transfers can be specified. Once the
specified number of transfers have been completed, a CPU interrupt is requested.
Table 7.4
Name
DTC source address register
DTC destination address register
DTC transfer count register AH
DTC transfer count register AL
DTC transfer count register B
Rev. 3.00 Mar 21, 2006 page 158 of 788
REJ09B0300-0300
SAR
DAR
or
Block Transfer Mode
Register Functions in Block Transfer Mode
Figure 7.7 Memory Mapping in Block Transfer Mode
N th block
1st block
•
•
•
SAR
Abbreviation
DAR
CRAH
CRAL
CRB
Transfer
Block area
Function
Transfer source address
Transfer destination address
Holds block size
Block size counter
Transfer counter
DAR
SAR
or
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