M68HC16 Z SERIES
OVERVIEW
USER’S MANUAL
3-5
Figure 3-2 MC68HC16Z2/Z3 Block Diagram
CSBOOT
SIZ1
SIZ0
AS
DS
PE3
SIZ1/PE7
SIZ0/PE6
AS/PE5
DS/PE4
AVEC/PE2
DSACK1/PE1
DSACK0/PE0
ADDR22/CS9/PC6
ADDR21/CS8/PC5
ADDR20/CS7/PC4
BR
BG
R/W
RESET
HALT
BERR
DATA[15:0]
ADDR[23:19]
TEST
EBI
CONTROL
ADDR19/CS6/PC3
FC2/CS5/PC2
FC1/CS4/PC1
FC0/CS3/PC0
ADDR23/CS10/ECLK
CS[10:0]
CONTROL
PORT E
FC2
FC1
FC0
V
STBY
CHIP
SELECT
CLOCK
BGACK
AVEC
DSACK1
DSACK0
PORT F
CONTROL
IRQ6/PF6
MODCLK/PF0
IRQ7/PF7
IRQ5/PF5
IRQ4/PF4
IRQ3/PF3
IRQ2/PF2
IRQ1/PF1
TSC
QUOT
TSC
FREEZE/QUOT
FREEZE
BKPT/DSCLK
IPIPE1/DSI
IPIPE0/DSO
CONTROL
BKPT
IPIPE0
IPIPE1
DSI
DSO
DSCLK
CONTROL
PORT QS
V
DDA
V
SSA
V
RH
V
RL
PWMA
PWMB
PCLK
PAI
CONTROL
PORT GP
OC2/OC1/PGP4
OC1/PGP3
IC4/OC5/OC1/PGP7
OC4/OC1/PGP6
OC3/OC1/PGP5
IC3/PGP2
IC2/PGP1
IC1/PGP0
GPT
QSM
CPU16
SRAM
SIM
IC4/OC5/OC1
TXD
PCS3
PCS2
PCS1
PCS0
SCK
MOSI
MISO
TXD/PQS7
PCS3/PQS6
PCS2/PQS5
PCS1/PQS4
PCS0/SS/PQS3
SCK/PQS2
MOSI/PQS1
MISO/PQS0
ADC
CONTROL
PORT AD
AN7/PADA7
EXTAL
XFC
V
DDSYN
XTAL
CLKOUT
MODCLK
ADDR[18:0]
CONTROL
PORT C
IMB
AN6/PADA6
AN5/PADA5
AN4/PADA4
AN3/PADA3
AN2/PADA2
AN1/PADA1
AN0/PADA0
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
IRQ[7:1]
V
SS
V
DD
OC4/OC1
OC3/OC1
OC2/OC1
OC1
IC3
IC2
IC1
RXD
Z2/Z3 BLOCK
MRM
2K/Z2
4K/Z3
BGACK/CS2
BG/CS1
BR/CS0
ECLK
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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