HD64F3026X25 Renesas Electronics America, HD64F3026X25 Datasheet - Page 427
![MCU 3V 256K 100-TQFP](/photos/28/61/286123/100-tqfp__100-vqfp_sml.jpg)
HD64F3026X25
Manufacturer Part Number
HD64F3026X25
Description
MCU 3V 256K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.DF3026XBL25V.pdf
(843 pages)
Specifications of HD64F3026X25
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
PWM, WDT
Number Of I /o
70
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F3026X25
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 427 of 843
- Download datasheet (5Mb)
Transmitting Serial Data (Asynchronous Mode): Figure 12.5 shows a sample flowchart for
transmitting serial data and indicates the procedure to follow.
and clear TDRE flag to 0 in SSR
Write transmit data in TDR
Clear DR bit to 0 and set
Clear TE bit to 0 in SCR
Read TDRE flag in SSR
Read TEND flag in SSR
Output break signal?
All data transmitted?
Start transmitting
DDR bit to 1
TDRE = 1
TEND = 1
Figure 12.5 Sample Flowchart for Transmitting Serial Data
Initialize
<End>
Yes
Yes
Yes
Yes
No
No
No
No
(1)
(2)
(3)
(4)
(1)
(2)
(3)
(4)
Section 12 Serial Communication Interface
SCI initialization:
the transmit data output function of
the TxD pin is selected automatically.
After the TE bit is set to 1, one frame
of 1s is output, then transmission is
possible.
SCI status check and transmit data
write:
read SSR and check that the TDRE
flag is set to 1, then write transmit data
in TDR and clear the TDRE flag to 0.
To continue transmitting serial data:
after checking that the TDRE flag is 1,
indicating that data can be written,
write data in TDR, then clear the
TDRE flag to 0.
To output a break signal at the end of
serial transmission:
set the DDR bit to 1 and clear the DR
bit to 0, then clear the TE bit to 0 in
SCR.
Rev. 2.00 Sep 20, 2005 page 387 of 800
REJ09B0260-0200
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