13-38
MCF5272 User’s Manual
Application Examples
Figure 13-36. Port 1 PLICR Configuration
The programming of the port 1 PLICR in the above example is achieved with the following
ColdFire code sequence assuming the equates and init sections as in the previous PLCR
example:
...
move.w
#0x8024,d0
; port 1 IE and D-channel interrupts enabled
move.w
d0,P1ICR(A5)
; write value to PLICR
...
13.6.3 Example 1: ISDN SOHO PBX with Ports 0, 1, 2, and 3
In this example, all four ports are used to connect an external transceiver and six CODECs.
Port 0 and port 1 are programmed in slave mode. An external transceiver, MC145574, is
connected to port 0. Port 1, 2, and 3 are used to connect up to six external PCM CODECs.
GCI only
Port 0 only
IE enabled
Reserved
DTIE enabled
B2TIE disabled
DRIE enabled
B2RIE disabled
15 14 13 12 11 10
9
8
7
6
5
4
3
2
1
0
P1ICR
1
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0x
8
0
2
4
B1RIE disabled
B1TIE disabled
Summary of Contents for DigitalDNA ColdFire MCF5272
Page 1: ...MCF5272UM D Rev 0 02 2001 MCF5272 ColdFire Integrated Microprocessor User s Manual ...
Page 38: ...xxxviii MCF5272 User s Manual TABLES Table Number Title Page Number ...
Page 58: ...1 10 MCF5272 User s Manual MCF5272 Specific Features ...
Page 90: ...2 42 MCF5272 User s Manual Exception Processing Overview ...
Page 96: ...3 6 MCF5272 User s Manual MAC Instruction Execution Timings ...
Page 158: ...5 46 MCF5272 User s Manual Motorola Recommended BDM Pinout ...
Page 184: ...7 12 MCF5272 User s Manual Interrupt Controller Registers ...
Page 338: ...13 44 MCF5272 User s Manual Application Examples ...
Page 414: ...18 6 MCF5272 User s Manual PWM Programming Model ...
Page 452: ...19 38 MCF5272 User s Manual Power Supply Pins ...
Page 482: ...20 30 MCF5272 User s Manual Reset Operation ...
Page 492: ...21 10 MCF5272 User s Manual Non IEEE 1149 1 Operation ...