MC9S12XA512VAG Freescale Semiconductor, MC9S12XA512VAG Datasheet - Page 258

• Manufacturer Part Number: MC9S12XA512VAG
• Description: IC MCU 512K FLASH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XA512VAG

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 80MHz
• Connectivity: EBI/EMI, I²C, IrDA, LIN, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 119
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.5 V
• Data Converters: A/D 24x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 144-LQFP
• Data Bus Width: 16 bit
• Data Ram Size: 32 KB
• Interface Type: CAN, I2C, SCI, SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 59
• Number Of Timers: 12
• Operating Supply Voltage: 0 V to 5.5 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 2 (10 bit, 24 Channel)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Chapter 6 XGATE (S12XGATEV2)
LDB
Operation
M[RB, #OFFS5
M[RB, RI
M[RB, RI]
RI-1
Loads a byte from memory into the low byte of register RD. The high byte is cleared.
CCR Effects
Code and CPU Cycles
258
N:
Z:
V:
C:
LDB RD, (RB, #OFFS5)
LDB RD, (RS, RI)
LDB RD, (RS, RI+)
LDB RD, (RS, -RI)
—
N
1.If the same general purpose register is used as index (RI) and destination register (RD), the content of the register will not
be incremented after the data move: M[RB, RI]
Not affected.
Not affected.
Not affected.
Not affected.
—
Z
RI; M[RS, RI]
—
V
Source Form
RD.L; $00
RD.L; $00
—
C
RD.L; $00
RD.L; $00
RD.H
RD.H; RI+1
RD.H
Address
MC9S12XDP512 Data Sheet, Rev. 2.21
Mode
IDO5
IDR+
-IDR
IDR
Load Byte from Memory
RD.H
RI;
RD.L; $00
0
0
0
0
(Low Byte)
1
1
1
1
1
0
1
1
1
0
0
0
0
RD.H
0
0
0
0
Machine Code
RD
RD
RD
RD
RB
RB
RB
RB
RI
RI
RI
Freescale Semiconductor
OFFS5
LDB
0
0
1
0
1
0
Cycles
Pr
Pr
Pr
Pr