HD64F3067RF20 Renesas Electronics America, HD64F3067RF20 Datasheet - Page 545
HD64F3067RF20
Manufacturer Part Number
HD64F3067RF20
Description
IC H8 MCU FLASH 128K 100-QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.DF3067RF20VTR.pdf
(965 pages)
Specifications of HD64F3067RF20
Core Processor
H8/300H
Core Size
16-Bit
Speed
20MHz
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
20 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
7
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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Part Number:
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Clear DR bit to 0 and set DDR to 1
Write transmit data in TDR
and set MPBT bit in SSR
Clear TE bit to 0 in SCR
Read TDRE flag in SSR
Read TEND flag in SSR
Output break signal?
All data transmitted?
Figure 13.10 Sample Flowchart for Transmitting Multiprocessor Serial Data
Clear TDRE flag to 0
Start transmitting
TDRE = 1
TEND = 1
Initialize
<End>
Yes
Yes
Yes
Yes
No
No
No
No
(4)
(1)
(2)
(3)
(1)
(2)
(3)
(4)
SCI initialization:
the transmit data output function of the TxD pin
is selected automatically.
SCI status check and transmit data write:
read SSR, check that the TDRE flag is 1, then
write transmit data in TDR. Also set the MPBT
flag to 0 or 1 in SSR. Finally, 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. When
the DMAC is activated by a transmit-data-
empty interrupt request (TXI) to write data in
TDR, the TDRE flag is checked and cleared
automatically.
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.
Section 13 Serial Communication Interface
Rev. 4.00 Jan 26, 2006 page 521 of 938
REJ09B0276-0400
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