Motorola MPC860 PowerQUICC User Manual page 341

Name Reset
PA[10] Hi-Z
L1RXDB
4
TXD3
PA[9] Hi-Z
L1TXDA
4
RXD4
PA[8] Hi-Z
L1RXDA
4
TXD4
PA[7] Hi-Z
CLK1
TIN1
L1RCLKA
BRGO1
PA[6] Hi-Z
CLK2
TOUT1
BRGCLK1
PA[5] Hi-Z
CLK3
TIN2
L1TCLKA
BRGO2
PA[4] Hi-Z
CLK4
TOUT2
PA[3] Hi-Z
CLK5
TIN3
BRGO3
PA[2] Hi-Z
CLK6
TOUT3
L1RCLKB
BRGCLK2
MOTOROLA
Table 13-1. Signal Descriptions (Continued)
Number Type
J17 Bidirectional
(Optional:
4
Open-drain)
K18 Bidirectional
(Optional:
Open-drain)
L17 Bidirectional
(Optional:
4
Open-drain)
M19 Bidirectional General-Purpose I/O Port A Bit 7ÑBit 7 of the
M17 Bidirectional General-Purpose I/O Port A Bit 6ÑBit 6 of the
N18 Bidirectional General-Purpose I/O Port A Bit 5ÑBit 5 of the
P19 Bidirectional General-Purpose I/O Port A Bit 4ÑBit 4 of the
P17 Bidirectional General-Purpose I/O Port A Bit 3ÑBit 3 of the
R18 Bidirectional General-Purpose I/O Port A Bit 2ÑBit 2 of the
Chapter 13. External Signals
Description
General-Purpose I/O Port A Bit 10ÑBit 10 of the
general-purpose I/O port A.
L1RXDBÑReceive data input for the serial interface TDMb.
4
TXD3 ÑTransmit data output for SCC3.
General-Purpose I/O Port A Bit 11ÑBit 9 of the
general-purpose I/O port A.
L1TXDAÑTransmit data output for the serial interface TDMa.
4
RXD4 ÑReceive data input for SCC4.
General-Purpose I/O Port A Bit 8ÑBit 8 of the
general-purpose I/O port A.
L1RXDAÑReceive data input for the serial interface TDMa.
4
TXD4 ÑTransmit data output for SCC4.
general-purpose I/O port A.
CLK1ÑOne of eight clock inputs that can be used to clock
SCCs and SMCs.
TIN1ÑTimer 1 external clock.
L1RCLKAÑReceive clock for the serial interface TDMa.
BRGO1ÑOutput clock of BRG1.
general-purpose I/O port A.
CLK2ÑOne of eight clock inputs that can be used to clock
SCCs and SMCs.
TOUT1ÑTimer 1 output.
BRGCLK1ÑOne of two external clock inputs of the BRGs.
general-purpose I/O port A.
CLK3ÑOne of eight clock inputs that can be used to clock
SCCs and SMCs.
TIN2ÑTimer 2 external clock input.
L1TCLKAÑTransmit clock for the serial interface TDMa.
BRGO2ÑOutput clock of BRG2.
general-purpose I/O port A.
CLK4ÑOne of eight clock inputs that can be used to clock
SCCs and SMCs.
TOUT2ÑTimer 2 output.
general-purpose I/O port A.
CLK5ÑOne of eight clock inputs that can be used to clock
SCCs and SMCs.
TIN3ÑTimer 3 external clock input.
BRGO3ÑOutput clock of BRG3.
general-purpose I/O port A.
CLK6ÑOne of eight clock inputs that can be used to clock the
SCCs and SMCs.
TOUT3ÑTimer 3 output.
L1RCLKBÑReceive clock for the serial interface TDMb.
BRGCLK2ÑOne of the two external clock inputs of the BRGs.
Part IV. Hardware Interface
13-15