Motorola MPC8260 User Manual

Page 130

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3-10

MPC8260 PowerQUICC II UserÕs Manual

MOTOROLA

Part I. Overview

11A08

PSMR1

SCC1 protocol-speciÞc mode register

16 bits

19.1.2/19-9
20.16/20-13 (UART)
21.8/21-7 (HDLC)
22.11/22-10 (BISYNC)
23.9/23-9 (Transparent)
24.17/24-15 (Ethernet)

11A0A

Reserved

Ñ

2 bytes

Ñ

11A0C

TODR1

SCC1 transmit-on-demand register

16 bits

19.1.4/19-9

11A0E

DSR1

SCC1 data synchronization register

16 bits

19.1.3/19-9

11A10

SCCE1

SCC1 event register

16 bits

20.19/20-19 (UART)
21.11/21-12 (HDLC)
22.14/22-15 (BISYNC)
23.12/23-12 (Transparent)
24.20/24-21 (Ethernet)

11A14

SCCM1

SCC1 mask register

16 bits

11A17

SCCS1

SCC1 status register

8 bits

20.20/20-21 (UART)
21.12/21-14 (HDLC)
22.15/22-16 (BISYNC)
23.13/23-13 (Transparent)

11A18Ð11A1F

Reserved

Ñ

8 bytes

Ñ

SCC2

11A20

GSMR_L2

SCC2 general mode register (low)

32 bits

19.1.1/19-3

11A24

GSMR_H2

SCC2 general mode register (high)

32 bits

11A28

PSMR2

SCC2 protocol-speciÞc mode register

16 bits

19.1.2/19-9
20.16/20-13 (UART)
21.8/21-7 (HDLC)
22.11/22-10 (BISYNC)
23.9/23-9 (Transparent)
24.17/24-15 (Ethernet)

11A2A

Reserved

Ñ

2 bytes

Ñ

11A2C

TODR2

SCC2 transmit-on-demand register

16 bits

19.1.4/19-9

11A2E

DSR2

SCC2 data synchronization register

16 bits

19.1.3/19-9

11A30

SCCE2

SCC2 event register

16 bits

20.19/20-19 (UART)
21.11/21-12 (HDLC)
22.14/22-15 (BISYNC)
23.12/23-12 (Transparent)
24.20/24-21 (Ethernet)

11A34

SCCM2

SCC2 mask register

16 bits

11A37

SCCS2

SCC2 status register

8 bits

20.20/20-21 (UART)
21.12/21-14 (HDLC)
22.15/22-16 (BISYNC)
23.13/23-13 (Transparent)

11A38Ð11A3F

Reserved

Ñ

8 bytes

Ñ

Table 3-1. Internal Memory Map (Continued)

Internal

Address

Abbreviation

Name

Size

Section/Page Number

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