MC68340FE16E Datasheet, PDF (49/441 Pages) Freescale Semiconductor, Inc – Integrated Processor with DMA User’s Manual

Freescale Semiconductor, Inc.
Table 2-5. Signal Summary (Continued)
Signal Name
Transmit Data
Clear-to-Send
Request-to-Send/
OP1, OP0
Serial Clock
Transmitter Ready/OP6
Receiver Ready/
FIFO Full/OP4
DMA Request
DMA Acknowledge
DMA Done
Timer Gate
Timer Input
Timer Output
Test Clock
Test Mode Select
Test Data In
Test Data Out
Synchronizer Power
System Power Supply and
Return
Mnemonic
TxDA, TxDB
CTSA, CTSB
RTSB, RTSA
Input/Output
Out
In
Out/Out
Active State
—
Low
Low/—
SCLK
T≈RDYA
R≈RDYA
In
Out/Out
Out/Out/Out
—
Low/—
Low/Low/—
DREQ2, DREQ1
In
Low
DACK2, DACK1
Out
Low
DONE2, DONE1
I/O
Low
TGATE2,
In
Low
TGATE1
TIN2, TIN1
In
—
TOUT2, TOUT1
Out
—
TCK
In
—
TMS
In
High
TDI
In
High
TDO
Out
High
VCCSYN
–
—
VCC , GND
–
—
Three-State
No
—
No
—
No
No
—
No
No
—
—
Yes
—
—
—
—
—
—
MOTOROLA
MC68340 USER’S MANUAL
2-15
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