mc68hc912dg128 Freescale Semiconductor, Inc, mc68hc912dg128 Datasheet - Page 50

• Manufacturer Part Number: mc68hc912dg128
• Description: M68hc12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Pinout and Signal Descriptions
Technical Data
50
SDO/MOSI
Pin Name
SDI/MISO
KWH[7:0]
KWJ[7:0]
SMODN/
AN1[7:0]
AN0[7:0]
RxCAN1
RxCAN0
IOC[7:0]
TxCAN1
TxCAN0
PW[3:0]
BKGD/
TAGHI
IX[2:0]
RxD1
RxD0
XIRQ
TxD1
TxD0
ECS
SCK
SDA
SCL
SS
PAD1[7:0]
PAD0[7:0]
Shared
PK[2:0]
PP[3:0]
PT[7:0]
PH[7:0]
PJ[7:0]
PIB7
PIB6
port
PE0
PK7
PS7
PS6
PS5
PS4
PS3
PS2
PS1
PS0
-
-
-
-
-
18–15, 7–4
8/76/74/72/
7/75/73/71/
84/82/80/7
83/81/79/7
112, 1–3
Number
112-pin
109-111
32–35,
19–22
49–52
8–11,
102
104
108
103
105
Pin
56
23
96
95
94
93
92
91
90
89
70
69
98
99
Freescale Semiconductor, Inc.
Table 3-2. Signal Description Summary
For More Information On This Product,
Provides a means of requesting asynchronous nonmaskable interrupt
During reset, this pin determines special or normal operating mode. After
Page Index register emulation outputs.
Emulation Chip select.
Pulse Width Modulator channel outputs.
Slave select output for SPI master mode, input for slave mode or master
Serial clock for SPI system.
Master out/slave in pin for serial peripheral interface
Master in/slave out pin for serial peripheral interface
SCI1 transmit pin
SCI1 receive pin
SCI0 transmit pin
SCI0 receive pin
Pins used for input capture and output compare in the timer and pulse
Analog inputs for the analog-to-digital conversion module 1
Analog inputs for the analog-to-digital conversion module 0
MSCAN1 transmit pin
MSCAN1 receive pin
MSCAN0 transmit pin
MSCAN0 receive pin
I
I
Key wake-up and general purpose I/O; can cause an interrupt when an
Key wake-up and general purpose I/O; can cause an interrupt when an
2
2
requests after reset initialization
reset, single-wire background interface pin is dedicated to the
background debug function. Pin function TAGHI used in instruction
tagging. See
mode.
accumulator subsystem.
C bus serial clock line pin
C bus serial data line pin
input transitions from high to low or from low to high (KWPJ).
input transitions from high to low or from low to high (KWPH).
Pinout and Signal Descriptions
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Description
MC68HC912DG128 — Rev 3.0
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