MC9S12XA256CAL Freescale Semiconductor, MC9S12XA256CAL Datasheet - Page 293

• Manufacturer Part Number: MC9S12XA256CAL
• Description: IC MCU 256K FLASH 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XA256CAL

• 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: 91
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.5 V
• Data Converters: A/D 16x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 112-LQFP
• No. Of I/o's: 91
• Eeprom Memory Size: 4KB
• Ram Memory Size: 16KB
• Cpu Speed: 80MHz
• No. Of Timers: 1
• No. Of Pwm Channels: 8
• Digital Ic Case Style: LQFP
• Rohs Compliant: Yes
• Processor Series: S12XA
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Interface Type: CAN, I2C, SCI, SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 91
• Number Of Timers: 12
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: EVB9S12XDP512E
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 2 (10 bit, 16 Channel)
• Package: 112LQFP
• Family Name: HCS12
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 2.5|5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

INIT_XGATE
INIT_XGATE_BUSY_LOOP
INIT_XGATE_VECTAB_LOOP
COPY_XGATE_CODE
COPY_XGATE_CODE_LOOP
START_XGATE
DUMMY_ISR
Freescale Semiconductor
;###########################################
;#
;###########################################
MOVW #XGMCTL_CLEAR , XGMCTL;clear all XGMCTL bits
TST
BNE
LDX
LDD
STD
STD
STD
STD
STD
STD
STD
STD
MOVW #XGATE_VECTORS_XG, XGVBR;set vector base register
MOVW #$FF00, XGSWT
;###########################################
;#
;###########################################
LDAA #128
LDY
MOVW #XGATE_DUMMY_ISR_XG, 4,Y+
DBNE A, INIT_XGATE_VECTAB_LOOP
MOVW #XGATE_CODE_XG, RAM_START+(2*SCI_VEC)
MOVW #XGATE_DATA_XG, RAM_START+(2*SCI_VEC)+2
;###########################################
;#
;###########################################
LDX
MOVW 2,X+, 2,Y+
MOVW 2,X+, 2,Y+
MOVW 2,X+, 2,Y+
MOVW 2,X+, 2,Y+
CPX
BLS
;###########################################
;#
;###########################################
MOVW #XGMCTL_ENABLE, XGMCTL;enable XGATE
BRA
;###########################################
;#
;###########################################
RTI
CPU
XGCHID
INIT_XGATE_BUSY_LOOP
#XGIF
#$FFFF
2,X+
2,X+
2,X+
2,X+
2,X+
2,X+
2,X+
2,X+
#XGATE_VECTORS
#XGATE_DATA_FLASH
#XGATE_CODE_FLASH_END
COPY_XGATE_CODE_LOOP
*
XGATE
DUMMY INTERRUPT SERVICE ROUTINE
MC9S12XDP512 Data Sheet, Rev. 2.21
INITIALIZE XGATE VECTOR TABLE
INITIALIZE XGATE
COPY XGATE CODE
START XGATE
;wait until current thread is finished
;clear all channel interrupt flags
;clear all software triggers
;build XGATE vector table
#
#
#
#
#
Chapter 6 XGATE (S12XGATEV2)
293