XC912BC32CFU8 Motorola Semiconductor Products, XC912BC32CFU8 Datasheet - Page 22

• Manufacturer Part Number: XC912BC32CFU8
• Description: M68HC12B Family Data Sheet
• Manufacturer: Motorola Semiconductor Products

General Description
1.4 Block Diagrams
Data Sheet
22
V
V
V
POWER FOR
INTERNAL
CIRCUITRY
V
DD
SS
DDX
SSX
POWER FOR
I/O DRIVERS
× 2
× 2
× 2
× 2
RESET
EXTAL
BKGD
XTAL
PE0
PE1
PE2
PE3
PE4
PE5
PE6
PE7
V
FP
WIDE
Figure 1-1. Block Diagram for MC68HC912B32 and MC68HC12BE32
BUS
SMODN / TAGHI
DEBUG MODULE
BACKGROUND
SINGLE-WIRE
MULTIPLEXED ADDRESS/DATA BUS
NARROW BUS
PORT A
32-KBYTE FLASH EEPROM/ROM
DDRA
IRQ/V
IPIPE0 / MODA
XIRQ
R/W
LSTRB / TAGLO
ECLK
IPIPE1 / MODB
DBE
768-BYTE EEPROM
1-KBYTE RAM
PP
CPU12
PERIODIC INTERRUPT
CLOCK MONITOR
COP WATCHDOG
BREAK POINTS
INTEGRATION
MODULE
PORT B
General Description
DDRB
(LIM)
LITE
ACCUMULATOR
TIMER AND
CONVERTER
PULSE
PWM
BDLC
ATD
SCI
SPI
I/O
I/O
I/O
SDO/MOSI
OC7
SDI/MISO
CS/SS
DLCRx
DLCTx
PW0
PW1
PW2
PW3
SCK
IOC0
IOC1
IOC2
IOC3
IOC4
IOC5
IOC6
AN0
AN1
AN2
AN3
AN4
AN5
AN6
AN7
RxD
TxD
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
PAI
M68HC12B Family — Rev. 8.0
V
V
V
V
DDA
SSA
RH
RL
MOTOROLA
V
V
V
V
PAD0
PAD1
PAD2
PAD3
PAD4
PAD5
PAD6
PAD7
PT0
PT1
PT2
PT3
PT4
PT5
PT6
PT7
PS0
PS1
PS2
PS3
PS4
PS5
PS6
PS7
PP0
PP1
PP2
PP3
PP4
PP5
PP6
PP7
PDLC0
PDLC1
PDLC2
PDLC3
PDLC4
PDLC5
PDLC6
RH
RL
DDA
SSA