HD64F3029XBL25V Renesas Electronics America, HD64F3029XBL25V Datasheet - Page 526
HD64F3029XBL25V
Manufacturer Part Number
HD64F3029XBL25V
Description
MCU 5V 512K,PB-FREE 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300Hr
Datasheet
1.HD64F3029X25.pdf
(1012 pages)
Specifications of HD64F3029XBL25V
Core Processor
H8/300H
Core Size
16-Bit
Speed
25MHz
Connectivity
SCI, SmartCard
Peripherals
DMA, PWM, WDT
Number Of I /o
70
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
16K 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
Lead free / RoHS Compliant
Eeprom Size
-
- Current page: 526 of 1012
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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?
Clear TDRE flag to 0
Figure 13.10 Sample Flowchart for Transmitting Multiprocessor Serial Data
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.
Rev. 2.0, 06/04, page 497 of 980
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