MPC564MZP66 Freescale Semiconductor, MPC564MZP66 Datasheet - Page 685

• Manufacturer Part Number: MPC564MZP66
• Description: IC MCU 512K FLASH 66MHZ 388-BGA
• Manufacturer: Freescale Semiconductor
• Series: MPC5xxr

Specifications of MPC564MZP66

• Core Processor: PowerPC
• Core Size: 32-Bit
• Speed: 66MHz
• Connectivity: CAN, EBI/EMI, SCI, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 56
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 2.5 V ~ 2.7 V
• Data Converters: A/D 32x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 388-BGA
• For Use With: MPC564EVB - KIT EVAL FOR MPC561/562/563/564
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

15.8.6
Figure 15-36
QTPNT and QPEND. The italic type indicates the action just performed by hardware. Regular type
indicates the actions that should be performed by software before the next event.
Freescale Semiconductor
1
QTSZ=0000 (1 Data Frame)
QTPNT
QTPNT
3
0000
0111
1000
1111
0000
0001
0111
1000
1111
Transmit Queue Enabled
QTSZ=1111 (16 Data Frames)
QBHE Interrupt Received
(Wrap Occurred)
Load QPEND with QTSZ (0)
Clear QTWE
Reset QTPNT
Example QSCI1 Transmit for 17 Data Bytes
below shows a transmission of 17 data frames. The bold type indicates the current value for
SCTQ15
SCTQ0
SCTQ0
SCTQ7
SCTQ8
SCTQ15
SCTQ7
SCTQ8
Figure 15-36. Queue Transmit Example for 17 Data Bytes
QPEND
1000
1111
0111
0000
QPEND
0000
1111
MPC561/MPC563 Reference Manual, Rev. 1.2
QTPNT
2
0000
0111
1000
1111
QTSZ=1111 (16 Data Frames)
QTHE Interrupt Received
Data to be transferred
Available register space
QTSZ=0 (16+1=17),Set QTWE, Clear QTHE
Write New QTSZ for When Wrap Occurs
Write SCTQ0 for 17th Transfer
SCTQ0
SCTQ8
SCTQ15
SCTQ7
QPEND
1111
1000
0111
0000
Queued Serial Multi-Channel Module
15-67