MC9S12E128 Datasheet, PDF (24/606 Pages) Freescale Semiconductor, Inc – HCS12 Microcontrollers

Chapter 1 MC9S12E128 Device Overview (MC9S12E128DGV1)
1.1.3 Block Diagram
VDDR
VSSR
BKGD
XFC
EXTAL
XTAL
RESET
PE0
PE1
PE2
PE3
PE4
PE5
PE6
PE7
PK0
PK1
PK2
PK3
PK4
PK5
PK6
PK7
TEST
32K / 64K / 128K Byte Flash EEPROM
2k / 4K / 8K Byte RAM
Voltage Regulator
MODC/TAGHI
Single-wire Background
Debug Module
Clock and
CRG Reset
Generation
CPU12
Periodic Interrupt
COP Watchdog
Clock Monitor
Debugger(DBG12)
Breakpoints
XIRQ
IRQ
R/W
LSTRB/TAGLO
ECLK
MODA/IPIPE0
MODB/IPIPE1
NOACC/XCLKS
XADDR14
XADDR15
XADDR16
XADDR17
XADDR18
XADDR19
XCS
ECS
System
Integration
Module
(SIM)
Multiplexed Address/Data Bus
DDRA
PTA
DDRB
PTB
PMF
SCI0
SCI1
SPI
TIM0
TIM1
PWM
TIM2
PW10
PW11
PW12
PW13
PW14
PW15
IOC24
IOC25
IOC26
IOC27
PW00
PW01
PW02
PW03
PW04
PW05
FAULT0
FAULT1
FAULT2
FAULT3
IS0
IS1
IS2
RXD0
TXD0
RXD1
TXD1
MISO
MOSI
SCK
SS
IOC04
IOC05
IOC06
IOC07
IOC14
IOC15
IOC16
IOC17
MUX
Multiplexed
Wide Bus
Multiplexed
Narrow Bus
Voltage Regulator 3.3V/5V
VDDR
VSSR
I/O Driver 3.3V/5V
VDDX
VSSX
ADC/DAC 3.3V/5V
Voltage Reference
VRH
VRL
VDDA
VSSA
PLL 2.5V
VDDPLL
VSSPLL
Internal Logic 2.5V
VDD1,2
VSS1,2
AN0
AN1
AN2
AN3
ADC ^AN4
AN5
AN6
AN7
AN8
AN9
AN10
AN11
AN12
AN13
AN14
AN15
DAC0
DAC1
SCI2
Signals shown in Bold are not available on the 80 Pin Package
IIC
KWAD0
KWAD1
KWAD2
KWAD3
KWAD4
KWAD5
KWAD6
KWAD7
KWAD8
KWAD9
KWAD10
KWAD11
KWAD12
KWAD13
KWAD14
KWAD15
DAO0
DAO1
RXD2
TXD2
SDA
SCL
Figure 1-1. MC9S12E128 Block Diagram
PP0
PP1
PP2
PP3
PP4
PP5
PQ0
PQ1
PQ2
PQ3
PQ4
PQ5
PQ6
PS0
PS1
PS2
PS3
PS4
PS5
PS6
PS7
PT0
PT1
PT2
PT3
PT4
PT5
PT6
PT7
PU0
PU1
PU2
PU3
PU4
PU5
PU6
PU7
PAD0
PAD1
PAD2
PAD3
PAD4
PAD5
PAD6
PAD7
PAD8
PAD9
PAD10
PAD11
PAD12
PAD13
PAD14
PAD15
PM0
PM1
PM3
PM4
PM5
PM6
PM7
MC9S12E128 Data Sheet, Rev. 1.07
24
Freescale Semiconductor