HD6413007F20 Renesas Electronics America, HD6413007F20 Datasheet - Page 493
HD6413007F20
Manufacturer Part Number
HD6413007F20
Description
IC H8 MCU ROMLESS 5V 100QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.D13007F20V.pdf
(798 pages)
Specifications of HD6413007F20
Core Processor
H8/300H
Core Size
16-Bit
Speed
20MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
35
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
2.7 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
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
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• Receiving Serial Data (Asynchronous Mode): Figure 13.7 shows a sample flowchart for
No
receiving serial data and indicates the procedure to follow.
No
Read receive data from RDR, and
Read ORER, PER, and FER
clear RDRF flag to 0 in SSR
Clear RE bit to 0 in SCR
Read RDRF flag in SSR
PER∨FER∨OPER = 1
All data received?
Start receiving
flags in SSR
RDRF = 1
Figure 13.7 Sample Flowchart for Receiving Serial Data (1)
Initialize
<End>
Yes
Yes
No
(continued on next page)
Error handling
Yes
(5)
(1)
(2)
(4)
(3)
(2)(3)
(4)
(5)
(1)
SCI initialization:
the receive data input function of the RxD
pin is selected automatically.
Receive error handling and break detection:
if a receive error occurs, read the ORER,
PER, and FER flags in SSR to identify the
error. After executing the necessary error
handling, clear the ORER, PER, and FER
flags all to 0. Receiving cannot resume if
any of these flags remains set to 1. When a
framing error occurs, the RxD pin can be
read to detect the break state.
SCI status check and receive data read:
read SSR, check that the RDRF flag is set
to 1, then read receive data from RDR and
clear the RDRF flag to 0. Notification that
the RDRF flag has changed from 0 to 1 can
also be given by the RXI interrupt.
To continue receiving serial data:
check the RDRF flag, read RDR, and clear
the RDRF flag to 0 before the stop bit of the
current frame is received. When the DMAC
is activated by a receive-data-full interrupt
request (RXI) to read RDR, the RDRF flag
is cleared automatically.
Rev.5.00 Sep. 12, 2007 Page 463 of 764
13. Serial Communication Interface
REJ09B0396-0500
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