MC68HC16Z1CPV25 Freescale Semiconductor, MC68HC16Z1CPV25 Datasheet - Page 224

• Manufacturer Part Number: MC68HC16Z1CPV25
• Description: IC MPU 1K RAM 25MHZ 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC16r

Specifications of MC68HC16Z1CPV25

• Core Processor: CPU16
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SCI, SPI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: ROMless
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: Q1141110

9-14
Figure 9-8 Flowchart of QSPI Slave Operation (Part 1)
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QUEUED SERIAL MODULE
EXECUTE SERIAL TRANSFER
WRITE QUEUE POINTER TO
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FROM RAM USING QUEUE
QSPI CYCLE BEGINS
STORE RECEIVED DATA
READ TRANSMIT DATA
WHEN SCK RECEIVED
IN RAM USING QUEUE
CPTQP STATUS BITS
POINTER ADDRESS
POINTER ADDRESS
(SLAVE MODE)
BEEN WRITTEN
HAS NEWQP
SELECT PIN
ASSERTED
DISABLED
IS SLAVE
IS QSPI
N
N
N
A2
B2
Y
Y
Y
CHANGED TO NEWQP
QUEUE POINTER
M68HC16 Z SERIES
USER’S MANUAL
QSPI SLV1 FLOW 5