mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 577

• Manufacturer Part Number: mpc823rg
• Description: Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
• Manufacturer: Freescale Semiconductor, Inc

1)
1)
INITIAL STATE
THE TSA USES THE FIRST PART OF
THE RAM, AND THE SHADOW IS
THE SECOND PART OF THE RAM.
CSR
CSRRA=0
CSRTA=0
PROGRAMMING
PROGRAM THE
SHADOW RAM FOR THE NEW
RX AND TX ROUTE AND SETS
CSR
EXCHANGE
THE SERIAL ENTERFACE
EXCHANGES BETWEEN
THE SHADOW AND THE
CURRENT-ROUTE RAMS
AND RESETS THE CSR
CSRRA=1
CSRTA=1
CSRRA=0
CSRTA=0
x
x
N = 0
N.
Figure 16-49. Serial Interface RAM Dynamic Changes
Freescale Semiconductor, Inc.
FRAMING SIGNALS:
FRAMING SIGNALS:
FRAMING SIGNALS:
FRAMING SIGNALS:
FRAMING SIGNALS:
For More Information On This Product,
x
N.
FRAMING SIGNALS:
RAM ADDRESS:
RAM ADDRESS:
RAM ADDRESS:
RAM ADDRESS:
RAM ADDRESS:
RAM ADDRESS:
MPC823 REFERENCE MANUAL
Go to: www.freescale.com
0
128
0
128
0
128
SHADOW
SHADOW
L1RCLKA
L1RSYNCA
L1TCLKA
L1TSYNCA
L1RCLKA
L1RSYNCA
L1TCLKA
L1TSYNCA
16 RXA
16 RXA
ROUTE
ROUTE
16 RXA
ROUTE
ROUTE
16 TXA
16 TXA
16 TXA
191 192
191 192
191 192
63 64
63 64
63 64
SHADOW
SHADOW
SHADOW
SHADOW
L1RCLKA
L1RSYNCA
L1TCLKA
L1TSYNCA
16 RXA
16 RXA
16 TXA
16 TXA
16 RXA
ROUTE
ROUTE
16 TXA
Communication Processor Module
255
255
255
127
127
127
16-125