R5F61665N50FPV Renesas Electronics America, R5F61665N50FPV Datasheet - Page 955
R5F61665N50FPV
Manufacturer Part Number
R5F61665N50FPV
Description
MCU FLASH 512K ROM 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.R5F61665N50FPV.pdf
(1492 pages)
Specifications of R5F61665N50FPV
Core Processor
H8SX
Core Size
16/32-Bit
Speed
50MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
92
Program Memory Size
512KB (512K x 8)
Program Memory Type
FLASH
Ram Size
40K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F61665N50FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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19.5.1
Figure 19.14 shows a sample flowchart for multiprocessor serial data transmission. For an ID
transmission cycle, set the MPBT bit in SSR to 1 before transmission. For a data transmission
cycle, clear the MPBT bit in SSR to 0 before transmission. All other SCI operations are the same
as those in asynchronous mode.
Multiprocessor Serial Data Transmission
Figure 19.14 Sample Multiprocessor Serial Transmission Flowchart
Clear DR to 0 and set DDR to 1
Write transmit data to TDR and
Read TDRE flag in SSR
Read TEND flag in SSR
Clear TE bit in SCR to 0
Clear TDRE flag to 0
set MPBT bit in SSR
All data transmitted?
Start transmission
Break output?
Initialization
TDRE = 1
TEND = 1
<End>
Yes
Yes
Yes
Yes
No
No
No
No
Section 19 Serial Communication Interface (SCI, IrDA, CRC)
[1]
[2]
[3]
[4]
[1] SCI initialization:
[2] SCI status check and transmit
[3] Serial transmission continuation
[4] Break output at the end of serial
The TxD pin is automatically
designated as the transmit data
output pin. After the TE bit is set
to 1, a 1 is output for one frame,
and transmission is enabled.
data write:
Read SSR and check that the
TDRE flag is set to 1, then write
transmit data to TDR. Set the
MPBT bit in SSR to 0 or 1.
Finally, clear the TDRE flag to 0.
procedure:
To continue serial transmission,
be sure to read 1 from the TDRE
flag to confirm that writing is
possible, then write data to TDR,
and then clear the TDRE flag to 0.
However, the TDRE flag is
checked and cleared
automatically when the DMAC or
DTC is initiated by a transmit
data empty interrupt (TXI)
request and writes data to TDR.
transmission:
To output a break in serial
transmission, set DDR for the
port to 1, clear DR to 0, and then
clear the TE bit in SCR to 0.
Rev. 2.00 Oct. 21, 2009 Page 921 of 1454
REJ09B0498-0200
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