D13002X16V Renesas Electronics America, D13002X16V Datasheet - Page 219
D13002X16V
Manufacturer Part Number
D13002X16V
Description
MCU 3/5V 0K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.D13002F16V.pdf
(702 pages)
Specifications of D13002X16V
Core Processor
H8/300H
Core Size
16-Bit
Speed
16MHz
Connectivity
SCI
Peripherals
DMA, PWM, WDT
Number Of I /o
38
Program Memory Type
ROMless
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 75°C
Package / Case
100-TQFP, 100-VQFP
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:
D13002X16V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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8.4.2 I/O Mode
I/O mode can be selected independently for each channel.
One byte or word is transferred at each transfer request in I/O mode. A designated number of
these transfers are executed. One address is specified in the memory address register (MAR), the
other in the I/O address register (IOAR). The direction of transfer is determined automatically
from the activation source. The transfer is from the address specified in IOAR to the address
specified in MAR if activated by an SCI
address specified in MAR to the address specified in IOAR otherwise.
Table 8-6 indicates the register functions in I/O mode.
Table 8-6 Register Functions in I/O Mode
Register
Legend
MAR:
IOAR: I/O address register
ETCR: Execute transfer count register
MAR and IOAR specify the source and destination addresses. MAR specifies a 24-bit source or
destination address, which is incremented or decremented as each byte or word is transferred.
IOAR specifies the lower 8 bits of a fixed address. The upper 16 bits are all 1s. IOAR is not
incremented or decremented.
Figure 8-2 illustrates how I/O mode operates.
23
23
All 1s
Memory address register
15
MAR
ETCR
7
IOAR
0
0
0
Activated by
SCI Receive-
Data-Full
Interrupt
Destination
address
register
Source
address
register
Transfer counter
channel 0
Function
203
Other
Activation
Source
address
register
Destination
address
register
receive-data-full interrupt, and from the
transfers
Initial Setting
Destination or
source address
Source or
destination
address
Number of
Operation
Incremented or
decremented
once per transfer
Held fixed
Decremented
once per
transfer until
H'0000 is
reached and
transfer ends
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