R5F21191SP#U0 Renesas Electronics America, R5F21191SP#U0 Datasheet - Page 150

• Manufacturer Part Number: R5F21191SP#U0
• Description: IC R8C MCU FLASH 8K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/19r

Specifications of R5F21191SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SIO, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x1b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Rev.2.00 Oct 17, 2005
REJ09B0001-0200
UND
[ Syntax ]
[ Operation ]
[ Function ]
[ Flag Change ]
[ Description Example ]
Chapter 3
Change
Conditions
UND
SP
M(SP)
SP
M(SP)
PC
Flag
• This instruction generates an undefined instruction interrupt.
• The undefined instruction interrupt is nonmaskable.
U :
I
D :
UND
:
U
The flag is cleared.
The flag is cleared.
The flag is cleared.
I
Functions
O B
page 130 of 263
SP
(PC
SP
(PC
M(FFFDC
S
–
–
+
+
2
2
Z
16
1)
1)
)
H
ML
Interrupt for undefined instruction
, FLG
D
UNDefined instruction
C
*1 The flags are saved to the stack area before the UND
instruction is executed. After the interrupt, the flag status
becomes as shown at left.
[ Instruction Code/Number of Cycles ]
3.2
UND
Page: 241
Functions