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Table 56. example tmrcfg configuration register – Intel 386 User Manual

Page 105

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Intel386™ EX EMBEDDED MICROPROCESSOR USER’S MANUAL

5-32

Table 5-6. Example TMRCFG Configuration Register

Bit #

TMRCFG

Value

7

0 = All clock inputs enabled

0

1 = CLK2, CLK1, CLK0 forced to 0

6

0 = Connects GATE

n to either the V

CC

pin or the TMRGATE

n pin

0

1 = Turns GATEn on or off, depending on whether bits 1, 3, and 5 are set or clear

5

0 = With bit 6 clear: V

CC

to GATE2; with bit 6 set: GATE2 off.

0

1 = With bit 6 clear: TMRGATE2 pin conn. to GATE2; with bit 6 set: GATE2 on.

4

0 = PSCLK connected to CLK2

0

1 = TMRCLK2 connected to CLK2

3

0 = With bit 6 clear: V

CC

to GATE1; with bit 6 set: GATE1 turned off.

0

1 = With bit 6 clear: TMRGATE1 pin conn. to GATE1; with bit 6 set: GATE1 on.

2

0 = PSCLK connected to CLK1

0

1 = TMRCLK1 connected to CLK1

1

0 = With bit 6 clear: V

CC

to GATE0; with bit 6 set: GATE0 turned off.

0

1 = With bit 6 clear: TMRGATE0 pin conn. to GATE0; with bit 6 set: GATE0 on.

0

0 = PSCLK connected to CLK0

0

1 = TMRCLK0 connected to CLK0