user manual

ManualsBrandsMotorola ManualsEspresso MakerEspresso Maker MC68340

MOTOROLA MC68340 USER’S MANUAL 2- 15

Table 2-5. Signal Summary (Continued)

Signal Name Mnemonic Input/Output Active State Three-State

Transmit Data TxDA, TxDB Out — No

Clear-to-Send CTSA, CTSB In Low —

Request-to-Send/

OP1, OP0

RTSB, RTSA Out/Out Low/— No

Serial Clock SCLK In — —

Transmitter Ready/OP6 T≈RDYA Out/Out Low/— No

Receiver Ready/

FIFO Full/OP4

R≈RDYA Out/Out/Out Low/Low/— No

DMA Request DREQ2, DREQ1 In Low —

DMA Acknowledge DACK2, DACK1 Out Low No

DMA Done DONE2, DONE1 I/O Low No

Timer Gate TGATE2,

TGATE1

In Low —

Timer Input TIN2, TIN1 In — —

Timer Output TOUT2, TOUT1 Out — Yes

Test Clock TCK In — —

Test Mode Select TMS In High —

Test Data In TDI In High —

Test Data Out TDO Out High —

Synchronizer Power V

CCSYN

–——

System Power Supply and

Return

V

CC

, GND – — —

Frees

cale Semiconductor,

I

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

nc...