DF36054FPJ Renesas Electronics America, DF36054FPJ Datasheet - Page 403

• Manufacturer Part Number: DF36054FPJ
• Description: MCU 3/5V 32K J-TEMP 64-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300H Tinyr

Specifications of DF36054FPJ

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: CAN, SCI, SSU
• Peripherals: PWM, WDT
• Number Of I /o: 45
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F36054FPJ; HD64F36054FPJ

Figure 16.9 Sample Flowchart for Serial Transmit and Receive Operations
[1]
[2]
[3]
[4]
[5]
No
No
Read RDRF in SSSR
Read TDRE in SSSR
Read TEND in SSSR
Clear TEND to 0 and
Write transmit data
clear TE and RE in
Read receive data
Data transmission
Initialization
RDRF = 1?
TDRE = 1?
TEND = 1?
SSER to 0
in SSRDR
in SSTDR
continued?
Start
End
No
Yes
Yes
Yes
Yes
No
Section 16 Synchronous Serial Communication Unit (SSU)
[2] Confirm that the RDRF bit is 1. If the RDRF
[3] Determine whether data transmission is continued.
[4] Data transfer completion can be confirmed
[5] To end transmit and receive mode, clear the
[1] After reading SSSR and confirming that
TEND bit to 0 and clear the TE and RE bits in
bit is 1, receive data in SSRDR is read. If the
SSRDR bit is read, the RDRF bit is automatically
cleared.
to see if TEND in SSSR becomes 1.
SSER to 0.
the TDRE bit is 1, write transmit data in
SSTDR. Then the TDRE bit is automatically
cleared to 0.
Rev. 4.00 Mar. 15, 2006 Page 369 of 556
REJ09B0026-0400