MC68332GCEH20 Freescale Semiconductor, MC68332GCEH20 Datasheet - Page 15

• Manufacturer Part Number: MC68332GCEH20
• Description: IC MCU 32BIT 20MHZ 132-PQFP
• Manufacturer: Freescale Semiconductor
• Series: M683xxr

Specifications of MC68332GCEH20

• Core Processor: CPU32
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 15
• Program Memory Type: ROMless
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 132-QFP
• Controller Family/series: 68K
• No. Of I/o's: 15
• Ram Memory Size: 2KB
• Cpu Speed: 20MHz
• No. Of Timers: 1
• Embedded Interface Type: QSPI, SCI, UART
• Digital Ic Case Style: PQFP
• Rohs Compliant: Yes
• Data Bus Width: 32 bit
• Data Ram Size: 2 KB
• Interface Type: QSPI, SCI, UART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 16
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Table
3-1
3-2
3-3
3-4
3-5
3-6
3-7
4-1
4-2
4-3
4-4
4-5
4-6
4-7
4-8
4-9
4-10
4-11
4-12
4-13
4-14
4-15
4-16
4-17
4-18
4-19
4-20
4-21
4-22
4-23
4-24
5-1
5-2
5-3
5-4
5-5
5-6
6-1
6-2
6-3
6-4
MC68332
USER’S MANUAL
MCU Driver Types........................................................................................... 3-6
MCU Pin Characteristics ................................................................................. 3-6
MCU Power Connections ................................................................................ 3-7
MCU Signal Characteristics ............................................................................ 3-7
MCU Signal Function ...................................................................................... 3-8
SIM Reset Mode Selection............................................................................ 3-15
Module Pin Functions.................................................................................... 3-16
Show Cycle Enable Bits .................................................................................. 4-4
Bus Monitor Period.......................................................................................... 4-5
MODCLK Pin and SWP Bit During Reset ....................................................... 4-6
Software Watchdog Ratio................................................................................ 4-6
MODCLK Pin and PTP Bit at Reset ................................................................ 4-7
Periodic Interrupt Priority................................................................................. 4-8
Clock Control Multipliers................................................................................ 4-12
System Frequencies from 32.768–kHz Reference........................................ 4-14
Clock Control................................................................................................. 4-16
Size Signal Encoding .................................................................................... 4-19
Address Space Encoding .............................................................................. 4-19
Effect of DSACK Signals ............................................................................... 4-21
Operand Transfer Cases............................................................................... 4-22
DSACK, BERR, and HALT Assertion Results ............................................... 4-32
Reset Source Summary ................................................................................ 4-38
Reset Mode Selection ................................................................................... 4-39
Module Pin Functions.................................................................................... 4-42
SIM Pin Reset States .................................................................................... 4-43
Chip-Select Pin Functions ............................................................................. 4-52
Pin Assignment Field Encoding..................................................................... 4-52
Block Size Encoding...................................................................................... 4-53
Option Register Function Summary .............................................................. 4-54
Chip Select Base and Option Register Reset Values ................................... 4-57
CSBOOT Base and Option Register Reset Values....................................... 4-58
Instruction Set Summary ............................................................................... 5-10
Exception Vector Assignments...................................................................... 5-14
BDM Source Summary.................................................................................. 5-17
Polling the BDM Entry Source....................................................................... 5-18
Background Mode Command Summary ....................................................... 5-19
CPU Generated Message Encoding ............................................................. 5-22
QSM Pin Function ........................................................................................... 6-4
QSPI Pin Function........................................................................................... 6-9
BITS Encoding .............................................................................................. 6-19
SCI Pin Function ........................................................................................... 6-25
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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