MC68332GCEH20 Freescale Semiconductor, MC68332GCEH20 Datasheet - Page 134

• 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

6-12
Figure 6-5 Flowchart of QSPI Master Operation (Part 1)
EXECUTE SERIAL TRANSFER
EXECUTE STANDARD DELAY
READ COMMAND CONTROL
FROM RAM USING QUEUE
STORE RECEIVED DATA
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IN RAM USING QUEUE
ASSERT PERIPHERAL
QSPI CYCLE BEGINS
AND TRANSMIT DATA
POINTER ADDRESS
POINTER ADDRESS
(MASTER MODE)
CHIP-SELECT(S)
For More Information On This Product,
BEEN WRITTEN
PROGRAMMED
HAS NEWQP
SCK DELAY
DISABLED
IS PCS TO
IS QSPI
A1
B1
?
?
?
NO
NO
NO
QUEUED SERIAL MODULE
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YES
YES
YES
EXECUTE PROGRAMMED DELAY
WORKING QUEUE POINTER
CHANGED TO NEWQP
QSPI FLOW 2
USER’S MANUAL
MC68332