MC68F375BGMZP33 Freescale Semiconductor, MC68F375BGMZP33 Datasheet - Page 298

• Manufacturer Part Number: MC68F375BGMZP33
• Description: IC MPU 32BIT 33MHZ 217-PBGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68F375BGMZP33

• Processor Type: M683xx 32-Bit
• Speed: 33MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 217-PBGA
• Processor Series: M683xx
• Core: CPU32
• Data Bus Width: 32 bit
• Program Memory Type: Flash
• Program Memory Size: 256 KB
• Data Ram Size: 10 KB
• Interface Type: SPI, SCI, CAN
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 48
• Number Of Timers: 16
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 16 Channel
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Lead Free Status / Rohs Status: No

6.9.6 Example QSCI1 Transmit for 17 Data Bytes
MC68F375
REFERENCE MANUAL
Figure 6-15
the current value for QTPNT and QPEND. The italic type indicates the action just per-
formed by hardware. Regular type indicates the actions that should be performed by
software before the next event.
1
QTSZ=0000 (1 Data Frame)
QTPNT
QTSZ=1111 (16 Data Frames)
QTPNT
3
1111
0000
0111
1000
0000
0001
0111
1000
1111
Transmit Queue Enabled
QBHE Interrupt Received
(Wrap Occurred)
Reset QTPNT
Load QPEND with QTSZ (0)
Clear QTWE
SCTQ[15]
SCTQ[7]
SCTQ[0]
SCTQ[8]
SCTQ[15]
SCTQ[7]
SCTQ[8]
Figure 6-15 Queue Transmit Example for 17 Data Bytes
SCTQ[0]
below shows a transmission of 17 data frames. The bold type indicates
Freescale Semiconductor, Inc.
QPEND
QUEUED SERIAL MULTI-CHANNEL MODULE
1000
1111
0111
0000
QPEND
0000
1111
For More Information On This Product,
Go to: www.freescale.com
Rev. 25 June 03
QTSZ=1111 (16 Data Frames)
QTPNT
2
0000
0111
1000
1111
QTHE Interrupt Received
Data to beTransferred
Available Register Space
Write New QTSZ for When Wrap Occurs
QTSZ=0 (16+1=17),Set QTWE, Clear QTHE
Write SCTQ[0] for 17th Transfer
SCTQ[0]
SCTQ[8]
SCTQ[7]
SCTQ[15]
QPEND
1111
1000
0111
0000
MOTOROLA
6-64