DF70844AD80FPV Renesas Electronics America, DF70844AD80FPV Datasheet - Page 82

• Manufacturer Part Number: DF70844AD80FPV
• Description: IC SUPERH MCU FLASH 112LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7080r

Specifications of DF70844AD80FPV

• Core Size: 32-Bit
• Program Memory Size: 256KB (256K x 8)
• Core Processor: SH-2
• Speed: 80MHz
• Connectivity: EBI/EMI, FIFO, I²C, SCI, SSU
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 76
• Program Memory Type: FLASH
• Ram Size: 16K 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: 112-LQFP
• No. Of I/o's: 76
• Ram Memory Size: 16KB
• Cpu Speed: 80MHz
• Digital Ic Case Style: LQFP
• Supply Voltage Range: 3V To 3.6V, 4.5V To 5.5V
• Embedded Interface Type: I2C, SCI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: R0K570865S001BE - KIT STARTER FOR SH7086R0K570865S000BE - KIT STARTER FOR SH7086HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Section 2 CPU
2.2
There are three types of registers: general registers (32-bit × 16), control registers (32-bit × 3), and
system registers (32-bit × 4).
Rev. 3.00 May 17, 2007 Page 24 of 1582
REJ09B0181-0300
Register Configuration
Notes: 1. R0 can be used as an index register in index register indirect or index GBR
2. R15 is used as a hardware stack pointer during exception handling.
Figure 2.1 CPU Internal Register Configuration
indirect addressing mode. For some instructions, only R0 is used as the
source or destination register.
General register (Rn)
Status register (SR)
Global base register (GBR)
Vector base register (VBR)
Multiply and accumulate register (MAC)
Procedure register (PR)
Program counter (PC)
31
31
31
31
31
31
31
R15, SP (hardware stack pointer)0*
M
9 8 7 6 5 4 3 2 1 0
MACH
MACL
GBR
R0*
VBR
Q I3 I2 I1 I0
R10
R11
R12
R13
R14
PR
PC
R1
R2
R3
R4
R5
R6
R7
R8
R9
1
2
S T
0
0
0
0
0
0