MC68HC16Z1CPV25 Freescale Semiconductor, MC68HC16Z1CPV25 Datasheet - Page 478

• Manufacturer Part Number: MC68HC16Z1CPV25
• Description: IC MPU 1K RAM 25MHZ 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC16r

Specifications of MC68HC16Z1CPV25

• Core Processor: CPU16
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: ROMless
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: Q1141110

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*****
COP
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E-26
Initialization Routines
INCLUDE
INCLUDE
INCLUDE
We are choosing User Defined Interrupt Vector 9 (interrupt vector 64
at address $0080) to be the base vector number (VBA) for the GPT
because the least significant nibble in the address must be a $0.
ORG
DC.W
DC.W
DC.W
DC.W
DC.W
DC.W
DC.W
DC.W
DC.W
DC.W
DC.W
DC.W
ORG
INCLUDE
INCLUDE
INCLUDE
Set up the interrupts
LDD
STD
LDD
STD
LDAB
STAB
LDAB
The VBA should be reflected in the GPT Interrupt Configuration
Register (ICR) at $YFF904.
$0080
$0200
#$008E
GPTMCR
#$A640
ICR
#$17
TMSK1
#$25
PAOV_ROUTINE
IC1_ROUTINE
IC2_ROUTINE
IC3_ROUTINE
BDM
OC2_ROUTINE
BDM
BDM
BDM
BDM
BDM
BDM
INITIALIZATION AND PROGRAMMING EXAMPLES
Freescale Semiconductor, Inc.
'EQUATES.ASM'
'ORG00000.ASM'
'ORG00008.ASM'
has overflowed ten times.
For More Information On This Product,
'INITSYS.ASM'
'INITRAM.ASM'
'INITSCI.ASM'
Go to: www.freescale.com
*****
;Give the GPT an IARB of $E
;so we can generate interrupts
;elevate interrupt priority of PAOV,
;set GPT IRQ level to 6,
;& assign vector 64 (User vector 9) of the
;interrupt/exception vector table as the
;GPT's Interrupt Vector Base Address
;set OC2, IC1, IC2, IC3 to generate interrupts
;set PAC Overflows to generate interrupts
;Address for interrupt vector 64
;Adjusted Priority Channel -- PAC
;Input Capture 1
;Input Capture 2
;Input Capture 3
;Output Compare 1
;Output Compare 2
;Output Compare 3
;Output Compare 4
;Input Capture 4 / Output Compare 5
;Timer Overflow
;Pulse Accumulator Overflow -- elevated
;Pulse Accumulator Input
;start program after interrupt vectors
;table of EQUates for common register
;addresses
;initialize reset vector
;initialize interrupt vectors
;initially set EK=F, XK=0, YK=0, ZK=0
;set sys clock at 16.78 MHz, disable
;turn on 1k internal SRAM at $10000
;set stack in bank 1 (SK=1, SP=03FE)
;set SCI baud rate at 9600
;enable SCI transmitter and receiver
M68HC16 Z SERIES
USER’S MANUAL