HD64F3664H Renesas Electronics America, HD64F3664H Datasheet - Page 246

• Manufacturer Part Number: HD64F3664H
• Description: IC H8 MCU FLASH 32K 64QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of HD64F3664H

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: I²C, SCI
• Peripherals: PWM, WDT
• Number Of I /o: 29
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Section 14 Serial Communication Interface 3 (SCI3)
Rev. 6.00 Mar. 24, 2006 Page 216 of 412
REJ09B0142-0600
Figure 14.8 Sample Serial Data Reception Flowchart (Asynchronous mode) (1)
(A)
Yes
No
Read receive data in RDR
Clear RE bit in SCR3 to 0
Read RDRF flag in SSR
Read OER, PER, and
OER+PER+FER = 1
All data received?
FER flags in SSR
Start reception
RDRF = 1
<End>
Yes
No
No
(Continued on next page)
Error processing
Yes
[1]
[2]
[3]
[4]
[1] Read the OER, PER, and FER flags in
[2] Read SSR and check that RDRF = 1,
[3] To continue serial reception, before the
[4] If a receive error occurs, read the OER,
The RDRF flag is cleared automatically.
SSR to identify the error. If a receive
error occurs, performs the appropriate
error processing.
then read the receive data in RDR. The
RDRF flag is cleared automatically.
stop bit for the current frame is received,
read the RDRF flag and read RDR.
PER, and FER flags in SSR to identify
the error. After performing the
appropriate error processing, ensure that
the OER, PER, and FER flags are all
cleared to 0. Reception cannot be
resumed if any of these flags are set to
1. In the case of a framing error, a break
can be detected by reading the value of
the input port corresponding to the RxD
pin.