Motorola MPC823e Reference Manual page 609

The pins available to the universal serial bus, serial communication controllers, and serial
management controllers in NMSI mode are illustrated in Figure 16-62.
SCC3
RX
SCC3
TX
SCC2
RX
SCC2
TX
USB
CLOCK
SMC1
SMC2
The modem control pins for the USB in NMSI mode are as follows:
• USBRXD
• USBRXP
• USBTXP
• USBCLK ← BRG1–BRG4, CLK1–CLK4
• USBRXN
• USBTXN
• USBOE
MOTOROLA
BRG1
BRG2
RCLK3
TCLK3
RCLK2 BANK OF CLOCKS
SELECTION LOGIC
TCLK2
USBCLK
SMCLK1
USB AND SCCS CONTROLLED IN THE SICR
SMCLK2
SMCS CONTROLLED IN THE SIMODE REGISTER
Figure 16-62. Bank of Clocks
MPC823e REFERENCE MANUAL
Communication Processor Module
BRG3 BRG4
BRGO1
BRGO2
BRGO3
CLK1
CLK2
CLK3
CLK4
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