MC9S12E Motorola, MC9S12E Datasheet - Page 21

• Manufacturer Part Number: MC9S12E
• Description: MC9S12E-Family Device User Guide V01.04
• Manufacturer: Motorola

1.4 Block Diagram
Voltage Regulator 3.3V/5V
PLL 2.5V
Multiplexed
Wide Bus
Multiplexed
Narrow Bus
VDDPLL
VSSPLL
RESET
Signals shown in Bold are not available on the 80 Pin Package
EXTAL
VDDR
VSSR
BKGD
VDDR
VSSR
XTAL
TEST
XFC
PK0
PE0
PK1
PK2
PK3
PK4
PK5
PK6
PK7
PE1
PE2
PE3
PE4
PE5
PE6
PE7
Single-wire Background
MODC/TAGHI
CRG
Debug Module
32K - 256K Byte Flash EEPROM
Multiplexed Address/Data Bus
DDRA
PTA
Clock and
Reset
Generation
2K -16K Byte RAM
Voltage Regulator
XADDR16
XADDR19
XCS
ECS
XIRQ
IRQ
R/W
LSTRB/TAGLO
ECLK
MODA/IPIPE0
MODB/IPIPE1
NOACC/XCLKS
XADDR14
XADDR15
XADDR17
XADDR18
Figure 1-1 MC9S12E-Family Block Diagram
Internal Logic 2.5V
Freescale Semiconductor, Inc.
I/O Driver 3.3V/5V
VDD1,2
VSS1,2
VDDX
VSSX
For More Information On This Product,
Debugger(DBG12)
Periodic Interrupt
COP Watchdog
Clock Monitor
Breakpoints
CPU12
Integration
System
Module
DDRB
PTB
(SIM)
Go to: www.freescale.com
ADC/DAC 3.3V/5V
Voltage Reference
VDDA
VSSA
VRH
VRL
PWM
TIM2
SCI0
SCI1
SPI
SCI2
IIC
PMF
Device User Guide — 9S12E128DGV1/D V01.04
ADC
TIM0
TIM1
IOC24
IOC25
IOC26
IOC27
PW10
PW11
PW12
PW13
PW14
PW15
AN14
AN15
DAC1
AN10
AN11
AN12
AN13
DAC0
AN8
AN9
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
FAULT1
FAULT3
KWAD8
KWAD9
KWAD10
KWAD11
KWAD12
KWAD13
KWAD14
KWAD15
KWAD0
KWAD1
KWAD2
KWAD3
KWAD4
KWAD5
KWAD6
KWAD7
FAULT0
FAULT2
IOC04
IOC05
IOC06
IOC07
IOC14
IOC15
IOC16
IOC17
MUX
RXD0
RXD1
PW02
PW04
TXD0
TXD1
PW00
PW01
PW03
PW05
MISO
MOSI
RXD2
DAO0
DAO1
TXD2
SCK
SDA
SCL
IS0
IS1
IS2
SS
PT0
PT7
PT1
PT2
PT3
PT4
PT5
PT6
PU1
PU2
PU3
PU4
PU5
PU6
PP0
PP1
PP2
PP3
PP4
PP5
PQ1
PQ2
PQ3
PQ4
PQ5
PQ6
PS0
PS1
PS2
PS3
PS4
PS5
PS6
PS7
PU0
PQ0
PU7
PAD0
PAD1
PAD2
PAD3
PAD4
PAD5
PAD6
PAD7
PAD8
PAD9
PAD10
PAD11
PAD12
PAD13
PAD14
PAD15
PM3
PM4
PM5
PM6
PM7
PM0
PM1
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