MC9S12XEQ512CAL Freescale Semiconductor, MC9S12XEQ512CAL Datasheet - Page 467

• Manufacturer Part Number: MC9S12XEQ512CAL
• Description: MCU 16BIT 512K FLASH 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XEQ512CAL

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 50MHz
• Connectivity: CAN, EBI/EMI, I²C, IrDA, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 91
• 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): 1.72 V ~ 5.5 V
• Data Converters: A/D 16x12b
• 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: 32KB
• Cpu Speed: 50MHz
• No. Of Timers: 3
• No. Of Pwm Channels: 8
• Digital Ic Case Style: LQFP
• Rohs Compliant: Yes
• Processor Series: S12XE
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 32 KB
• Interface Type: CAN, SCI, SPI
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 91
• Number Of Timers: 25
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: KIT33812ECUEVME, EVB9S12XEP100, DEMO9S12XEP100
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 16 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

INIT_SCI
INIT_INT
INIT_XGATE
INIT_XGATE_BUSY_LOOP
INIT_XGATE_VECTAB_LOOP
COPY_XGATE_CODE
COPY_XGATE_CODE_LOOP
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;###########################################
;#
;###########################################
SEI
MOVB #(RAM_START_GLOB>>12), RPAGE
;###########################################
;#
;###########################################
MOVW #(BUS_FREQ_HZ/(16*9600)), SCIBDH;set baud rate
MOVB #(TIE|TE), SCICR2;enable tx buffer empty interrupt
;###########################################
;#
;###########################################
MOVB #(SCI_VEC&$F0), INT_CFADDR
MOVB #RQST|$01, INT_CFDATA+((SCI_VEC&$0F)>>1)
;###########################################
;#
;###########################################
MOVW #XGMCTL_CLEAR, XGMCTL
TST
BNE
LDX
LDD
STD
STD
STD
STD
STD
STD
STD
STD
CLR
MOVW #XGATE_VECTORS_XG, XGVBR
MOVW #$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+
MC9S12XE-Family Reference Manual Rev. 1.23
XGCHID
INIT_XGATE_BUSY_LOOP
#XGIF
#$FFFF
2,X+
2,X+
2,X+
2,X+
2,X+
2,X+
2,X+
2,X+
XGISPSEL
#XGATE_VECTORS
#XGATE_DATA_FLASH
INITIALIZE XGATE VECTOR TABLE
INITIALIZE S12XE CORE
INITIALIZE S12X_INT
INITIALIZE XGATE
INITIALIZE SCI
COPY XGATE CODE
;wait until current thread is finished
;clear all channel interrupt flags
;set vector base register
;clear all software triggers
;build XGATE vector table
;set RAM page
;switch SCI interrupts to XGATE
;clear all XGMCTL bits
#
#
#
#
#
#
Chapter 10 XGATE (S12XGATEV3)
467