HD64F7045F28V Renesas Electronics America, HD64F7045F28V Datasheet - Page 103

• Manufacturer Part Number: HD64F7045F28V
• Description: IC SH2 MCU FLASH 144QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7040r

Specifications of HD64F7045F28V

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 28.7MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 98
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Table 4.35 RS and RE Setup Rule
An example of an actual repeat program (loop) assuming various cases based on the above table is
given below:
Case 1: One repeat instruction
Case 2: Two repeat instructions
Register
RS
RE
RptStart0:instr0;
RtpStart: instr1;
RptStart0:instr0;
RtpStart: instr1;
RptEnd:
LDRS
LDRE
SETRC RptCount;
instr2;
LDRS
LDRE
SETRC RptCount;
instr2;
instr3;
Repeat_start0+8
Repeat_start0+4
1
----
----
RptStart0+8;(RptStart)
RptStart0+4;(RptStart)
RptStart0+6;(RptStart)
RptStart0+4;(RptEnd)
Repeat instruction
Repeat instruction 1
Repeat instruction 2
Number of Instructions in Repeat Program (Loop)
2
Repeat_start0+6
Repeat_start0+4
3
Repeat_start0+4
Repeat_start0+4
Rev. 5.00 Jun 30, 2004 page 87 of 512
Section 4 Instruction Features
REJ09B0171-0500O
>=4
Repeat_Start
Repeat_End3+4