MC68360CRC25L Freescale Semiconductor, MC68360CRC25L Datasheet - Page 484

• Manufacturer Part Number: MC68360CRC25L
• Description: IC MPU QUICC 25MHZ 241-PGA
• Manufacturer: Freescale Semiconductor

Specifications of MC68360CRC25L

• Processor Type: M683xx 32-Bit
• Speed: 25MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 241-PGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

Serial Communication Controllers (SCCs)
An example of the SCC UART Rx BD process is shown in Figure 7-48.
7-160
7. Receiving an address character when working in multidrop mode (The address char-
POINTER
POINTER
POINTER
POINTER
LENGTH
LENGTH
LENGTH
LENGTH
STATUS
STATUS
STATUS
STATUS
acter is written to the next buffer for software comparison.)
RECEIVED BY UART
CHARACTERS
TIME
E
0
E
E
1
E
0
0
32-BIT BUFFER POINTER
32-BIT BUFFER POINTER
32-BIT BUFFER POINTER
32-BIT BUFFER POINTER
10 CHARS
RECEIVE BD 1
RECEIVE BD 0
RECEIVE BD 3
RECEIVE BD 2
Figure 7-48. SCC UART Rx BD Example
XXXX
Freescale Semiconductor, Inc.
0004
0008
0002
ID
ID
1
0
ID
0
For More Information On This Product,
MC68360 USER’S MANUAL
FR
1
Go to: www.freescale.com
LONG IDLE PERIOD
FRAMING ERROR
BYTE 4 HAS
IDLE TIMEOUT
OCCURRED
RECEPTION
PROGRESS
WITH THIS
STILL IN
BUFFER
BUFFER
FULL
MRBLR = 8 BYTES FOR THIS SMC
STORED UNLESS IDLE
COUNT EXPIRES
BYTE 4 ERROR!
BYTES WILL BE
HAS FRAMING ERROR!
FOURTH CHARACTER
ADDITIONAL
(MAX_IDL)
BUFFER
BUFFER
BYTE 10
BUFFER
BYTE 2
BYTE 9
BYTE 1
BYTE 3
EMPTY
BYTE 5
BUFFER
EMPTY
BYTE 8
BYTE 1
BYTE 2
ETC.
5 CHARS
PRESENT
TIME
8 BYTES
8 BYTES
8 BYTES
8 BYTES