
19
TSPC860 [Preliminary]
2129B–HIREL–12/04
PA[9]
L1TXDA
K18
Bidirectional
(Optional:
Open-drain)
General-Purpose I/O Port A Bit 11—Bit 9 of the general-purpose I/O
port A.
L1TXDA—Transmit data output for the serial interface TDM port A.
L1TXDA has an open-drain capability.
PA[8]
L1RXDA
L17
Bidirectional
General-Purpose I/O Port A Bit 8—Bit 8 of the general-purpose I/O
port A.
L1RXDA—Receive data input for the serial interface TDM port A.
PA[7]
CLK1
TIN1
L1RCLKA
BRGO1
M19
Bidirectional
General-Purpose I/O Port A Bit 7—Bit 7 of the general-purpose I/O
port A.
CLK1—One of eight clock inputs that can be used to clock SCCs
and SMCs.
TIN1—Timer 1 external clock.
L1RCLKA—Receive clock for the serial interface TDM port A.
BRGO1—Output clock of BRG1.
PA[6]
CLK2
TOUT1
BRGCLK1
M17
Bidirectional
General-Purpose I/O Port A Bit 6—Bit 6 of the general-purpose I/O
port A.
CLK2—One of eight clock inputs that can be used to clock SCCs
and SMCs.
TOUT1—Timer 1 output.
BRGCLK1—One of two external clock inputs of the BRGs.
PA[5]
CLK3
TIN2
L1TCLKA
BRGO2
N18
Bidirectional
General-Purpose I/O Port A Bit 5—Bit 5 of the general-purpose I/O
port A.
CLK3—One of eight clock inputs that can be used to clock SCCs
and SMCs.
TIN2—Timer 2 external clock input.
L1TCLKA—Transmit clock for the serial interface TDM port A.
BRGO2—Output clock of BRG2.
PA[4]
CLK4
TOUT2
Hi-Z
P19
Bidirectional
General-Purpose I/O Port A Bit 4—Bit 4 of the general-purpose I/O
port A.
CLK4—One of eight clock inputs that can be used to clock SCCs
and SMCs.
TOUT2—Timer 2 output.
PA[3]
CLK5
TIN3
BRGO3
P17
Bidirectional
General-Purpose I/O Port A Bit 3—Bit 3 of the general-purpose I/O
port A.
CLK5—One of eight clock inputs that can be used to clock SCCs
and SMCs.
TIN3—Timer 3 external clock input.
BRGO3—Output clock of BRG3.
PA[2]
CLK6
TOUT3
L1RCLKB
BRGCLK2
R18
Bidirectional
General-Purpose I/O Port A Bit 2—Bit 2 of the general-purpose I/O
port A.
CLK6—One of eight clock inputs that can be used to clock the SCCs
and SMCs.
TOUT3—Timer 3 output.
L1RCLKB—Receive clock for the serial interface TDM port B.
BRGCLK2—One of the two external clock inputs of the BRGs.
Table 1.
Signal Descriptions (Continued)
Name
Reset
Number
Type
Description