HD6417751RF240V Renesas Electronics America, HD6417751RF240V Datasheet - Page 757

• Manufacturer Part Number: HD6417751RF240V
• Description: MPU 1.5/3.3V 0K PB-FREE 256-QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417751RF240V

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 240MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 39
• Program Memory Type: ROMless
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-QFP Exposed Pad, 256-eQFP, 256-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Set RIE, TIE, TEIE, MPIE, CKE1
Set TE and RE bits in SCSCR1
to 1, and set RIE, TIE, TEIE,
and CKE0 bits in SCSCR1
(leaving TE and RE bits
Set data transfer format
1-bit interval elapsed?
Set value in SCBRR1
Clear TE and RE bits
in SCSCR1 to 0
and MPIE bits
cleared to 0)
Initialization
in SCSMR1
End
Figure 15.19 Sample SCI Initialization Flowchart
Yes
Wait
No
1. Set the clock selection in SCSCR1.
2. Set the data transfer format in
3. Write a value corresponding to the bit
4. Wait at least one bit interval, then set
Be sure to clear bits RIE, TIE, TEIE,
and MPIE, TE and RE, to 0.
SCSMR1.
rate into SCBRR1. (Not necessary if
an external clock is used.)
the TE bit or RE bit in SCSCR1 to 1.
Also set the RIE, TIE, TEIE, and MPIE
bits. Setting the TE and RE bits
enables the TxD and RxD pins to be
used.
Rev.4.00 Oct. 10, 2008 Page 657 of 1122
15. Serial Communication Interface (SCI)
REJ09B0370-0400