
23
TSPC860 [Preliminary]
2129B–HIREL–12/04
PC[7]
CTS3
L1TSYNCB
SDACK2
M16
Bidirectional
General-Purpose I/O Port C Bit 7—Bit 7 of the general-purpose I/O
port C.
CTS3—Clear to send modem line for SCC3.
L1TSYNCB—Transmit sync input for the serial interface TDM port B.
SDACK2—SDMA acknowledge 2 output that is used as a peripheral
interface signal for IDMA emulation or as a CAM interface signal for
Ethernet.
PC[6]
CD3
L1RSYNCB
R19
Bidirectional
General-Purpose I/O Port C Bit 6—Bit 6 of the general-purpose I/O
port C.
CD3—Carrier detect modem line for SCC3.
L1RSYNCB—Receive sync input for the serial interface TDM port B.
PC[5]
CTS4
L1TSYNCA
SDACK1
T18
Bidirectional
General-Purpose I/O Port C Bit 5—Bit 5 of the general-purpose I/O
port C.
CTS4—Clear to send modem line for SCC4.
L1TSYNCA—Transmit sync input for the serial interface TDM port A.
SDACK1—SDMA acknowledge 1output that is used as a peripheral
interface signal for IDMA emulation or as a CAM interface signal for
Ethernet.
PC[4]
CD4
L1RSYNCA
T17
Bidirectional
General-Purpose I/O Port C Bit 4—Bit 4 of the general-purpose I/O
port C.
CD4—Carrier detect modem line for SCC4.
L1RSYNCA—Receive sync input for the serial interface TDM port A.
PD[15]
L1TSYNCA
U17
Bidirectional
General-Purpose I/O Port D Bit 15—Bit 15 of the general-purpose
I/O port D.
L1TSYNCA—Input transmit data sync signal to the TDM channel A.
PD[14]
L1RSYNCA
V19
Bidirectional
General-Purpose I/O Port D Bit 14—Bit 14 of the general-purpose
I/O port D.
L1RSYNCA—Input receive data sync signal to the TDM channel A.
PD[13]
L1TSYNCB
V18
Bidirectional
General-Purpose I/O Port D Bit 13—Bit 13 of the general-purpose
I/O port D.
L1TSYNCB—Input transmit data sync signal to the TDM channel B.
PD[12]
L1RSYNCB
Hi-Z
R16
Bidirectional
General-Purpose I/O Port D Bit 12—Bit 12 of the general-purpose
I/O port D.
L1RSYNCB—Input receive data sync signal to the TDM channel B.
PD[11]
RXD3
T16
Bidirectional
General-Purpose I/O Port D Bit 11—Bit 11 of the general-purpose
I/O port D.
RXD3—Receive data for serial channel 3.
PD[10]
TXD3
W18
Bidirectional
General-Purpose I/O Port D Bit 10—Bit 10 of the general-purpose
I/O port D.
TXD3—Transmit data for serial channel 3.
PD[9]
RXD4
V17
Bidirectional
General-Purpose I/O Port D Bit 9 — Bit 9 of the general-purpose I/O
port D.
RXD4—Receive data for serial channel 4.
PD[8]
TXD4
W17
Bidirectional
General-Purpose I/O Port D Bit 8—Bit 8 of the general-purpose I/O
port D.
TXD4—Transmit data for serial channel 4.
Table 1.
Signal Descriptions (Continued)
Name
Reset
Number
Type
Description