MC68F375BGMZP33 Freescale Semiconductor, MC68F375BGMZP33 Datasheet - Page 294

• 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

6.9.4 QSCI1 Additional Transmit Operation Features
MC68F375
REFERENCE MANUAL
SCI1 Non-Queue Operation
• Available on a single SCI channel (SCI1) implemented by the queue transmit en-
• When the queue is disabled (QTE = 0), the SCI functions in single buffer transfer
• Programmable queue up to 16 transmits (SCTQ[0:15]) which may allow for infi-
• Available transmit wrap function to prevent message breaks for transmits greater
able (QTE) bit set by software. When enabled, (QTE = 1) the TDRE bit should be
ignored by software and the TC bit is redefined (as described later).
mode where the queue size is set to one (QTSZ = 0000), and TDRE and TC func-
tion as previously defined. Locations SCTQ[0:15] can be used as general pur-
pose 9-bit registers. All other bits pertaining to the queue should be ignored by
software.
nite and continuous transmits.
Queue Control
Figure 6-12 Queue Transmitter Block Enhancements
Transmitter
Baud Rate
Clock
Freescale Semiconductor, Inc.
QUEUED SERIAL MULTI-CHANNEL MODULE
For More Information On This Product,
Go to: www.freescale.com
Queue Status
H (8) 7 6 5 4 3 2 1 0 L
SC1DR Tx BUFFER
Rev. 25 June 03
10 (11) - BIT
Tx Shift Register
Queue Control
Logic
4-bits
SCI Interrupt Request
SCTQ[0]
SCTQ[1]
SCTQ[15]
TxD
MOTOROLA
data bus
6-60