DF2398TE20V Renesas Electronics America, DF2398TE20V Datasheet - Page 255

• Manufacturer Part Number: DF2398TE20V
• Description: IC H8S MCU FLASH 256K 120TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2398TE20V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 87
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 120-TQFP, 120-VQFP
• For Use With: YR0K42378FC000BA - KIT EVAL FOR H8S/2378
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: HD64F2398TE20V

2.2.68
TAS (Test And Set)
Operation
@ERd – 0
1
Assembly-Language Format
TAS @ERd
Operand Size
Byte
Description
This instruction tests a memory operand by comparing it with zero, and sets the condition-code
register according to the result. Then it sets the most significant bit (bit 7) of the operand to 1.
Available Registers
ERd: ER0, ER1, ER4, ER5
Operand Format and Number of States Required for Execution
Notes
Register indirect
Addressing
(<bit 7> of @ERd)
Mode
TAS
set/clear CCR
Mnemonic
TAS
Operands
@ERd
1st byte
0
1
Condition Code
H: Previous value remains unchanged.
N: Set to 1 if the result is negative; otherwise
Z: Set to 1 if the result is zero; otherwise
V: Always cleared to 0.
C: Previous value remains unchanged.
2nd byte
E
Instruction Format
cleared to 0.
cleared to 0.
Rev. 4.00 Feb 24, 2006 page 239 of 322
—
I
0
UI H
—
Section 2 Instruction Descriptions
—
3rd byte
7
—
U
B
N
0 erd
4th byte
REJ09B0139-0400
Z
C
Test and Set
V
0
—
States
No. of
C
4