HD64F3048F16 Renesas Electronics America, HD64F3048F16 Datasheet - Page 260
HD64F3048F16
Manufacturer Part Number
HD64F3048F16
Description
IC H8 MCU FLASH 128K 100QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Specifications of HD64F3048F16
Core Processor
H8/300H
Core Size
16-Bit
Speed
8MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
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-QFP
Package
100PQFP
Family Name
H8
Maximum Speed
16 MHz
Operating Supply Voltage
5 V
Data Bus Width
16|32 Bit
Number Of Programmable I/os
70
Interface Type
SCI
On-chip Adc
8-chx10-bit
On-chip Dac
2-chx8-bit
Number Of Timers
5
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Section 8 DMA Controller
When activated by a transfer request, the DMAC executes a burst transfer. During the transfer
MARA and MARB are updated according to the DTCR settings, and ETCRAH is decremented.
When ETCRAH reaches H'00, it is reloaded from ETCRAL to restore the initial value. The
memory address register of the block area is also restored to its initial value, and ETCRB is
decremented. If ETCRB is not H'0000, the DMAC then waits for the next transfer request.
ETCRAH and ETCRAL should be initially set to the same value.
The above operation is repeated until ETCRB reaches H'0000, at which point the DTE bit is
cleared to 0 and the transfer ends. If the DTIE bit is set to 1, a CPU interrupt is requested at this
time.
Figure 8.11 shows examples of a block transfer with byte data size when the block area is the
destination. In (a) the block area address is cycled. In (b) the block area address is held fixed.
Transfers can be requested (activated) by compare match/input capture A interrupts from ITU
channels 0 to 3, and by external request signals.
For the detailed settings see section 8.3.4, Data Transfer Control Registers (DTCR).
Rev. 7.00 Sep 21, 2005 page 234 of 878
REJ09B0259-0700
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