HD64F36077GHV Renesas Electronics America, HD64F36077GHV Datasheet - Page 328

• Manufacturer Part Number: HD64F36077GHV
• Description: 16BIT MCU FLASH 56K, SMD, LQFP64
• Manufacturer: Renesas Electronics America

Specifications of HD64F36077GHV

• No. Of I/o's: 47
• Ram Memory Size: 4KB
• Cpu Speed: 20MHz
• No. Of Timers: 4
• Digital Ic Case Style: LQFP
• Supply Voltage Range: 4.5V
• Core Size: 16bit
• Program Memory Size: 56KB
• Oscillator Type: External Only
• Controller Family/series: H8/300H
• Peripherals: ADC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Section 16 Serial Communication Interface 3 (SCI3)
Rev. 1.00 Sep. 16, 2005 Page 298 of 490
REJ09B0216-0100
Figure 16.6 Sample Serial Transmission Data Flowchart (Asynchronous Mode)
[1]
[2]
[3]
Write transmit data to TDR
Clear TE bit in SCR3 to 0
Read TDRE flag in SSR
Read TEND flag in SSR
All data transmitted?
Clear PDR to 0 and
Start transmission
Break output?
set PCR to 1
TDRE = 1
TEND = 1
<End>
Yes
Yes
Yes
No
Yes
No
No
No
[1] Read SSR and check that the
[2] To continue serial transmission,
[3] To output a break in serial
TDRE flag is set to 1, then write
transmit data to TDR. When data is
written to TDR, the TDRE flag is
automaticaly cleared to 0.
read 1 from the TDRE flag to
confirm that writing is possible,
then write data to TDR. When data
is written to TDR, the TDRE flag is
automaticaly cleared to 0.
transmission, after setting PCR to 1
and PDR to 0, clear TxD in PMR1
to 0, then clear the TE bit in SCR3
to 0.