M68HC16 Z SERIES
USER’S MANUAL
I-13
Signed fractions
SIM
address map
block diagram
bus operation
chip-selects
1
external bus interface (EBI)
9
features
functional blocks
halt monitor
interrupt arbitration
interrupts
8
parallel I/O ports
periodic interrupt timer
reference manual
register access
registers
chip-select
base address
register boot (CSBARBT)
registers (CSBAR)
,
,
option
register boot (CSORBT)
registers (CSOR)
,
,
pin assignment registers (CSPAR)
,
clock synthesizer control register (SYNCR)
master shift registers A/B (TSTMSRA/TSTM-
SRB)
module configuration register (SIMCR)
,
periodic interrupt
control register (PICR)
timer register (PITR)
,
port C data register (PORTC)
,
port E
data direction register (DDRE)
,
data register (PORTE)
,
pin assignment register (PEPAR)
,
port F
data direction register (DDRF)
,
data register (PORTF)
data registers (PORTF)
pin assignment register (PFPAR)
,
reset status register (RSR)
software service register (SWSR)
system
protection control register (SYPCR)
test register
(SIMTR)
E (SIMTRE)
test module
control register (CREG)
distributed register (DREG)
repetition count register (TSTRC)
shift count register (TSTSC)
reset
state of pins
software watchdog
block diagram (with PIT)
spurious interrupt monitor
system
clock
block diagram
protection
system clock
synthesizer operation
SIMCR
,
,
SIMTR
SIMTRE
Single
-channel conversions
-step mode
SIZ
SIZE (MCCI)
Size signals (SIZ)
,
5,
SK
,
Slave select signal (SS).
See SS
SLOCK
Slow reference circuit
SM
,
Software watchdog
block diagram
clock rate
enable (SWE)
,
prescale (SWP)
,
ratio of SWP and SWT bits
reset (SW)
timeout period calculation
,
timing field (SWT)
,
Source voltage level (V
SRC
)
SP
SPACE (address space select)
,
SPBR
SPCR
,
SPCR0
SPCR1
SPCR2
SPCR3
0
SPDR
,
SPE
,
SPI
block diagram
clock phase/polarity controls
finished flag (SPIF)
interrupt level (ILSPI)
7
mode fault
operating modes
master mode
slave mode
pins
registers
control register (SPCR)
,
data register (SPDR)
,
status register (SPSR)
,
serial clock baud rate
timing
0
— master, CPHA = 0/CPHA = 1
1
— slave, CPHA = 0/CPHA = 1
2
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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