8-BIT TIMER A/B

S3C84E5/C84E9/P84E9

 

 

Timer B Clock

T-FF = '0' TBDATAL = 01-FFH TBDATAH = 00H

T-FF = '0' TBDATAL = 00H TBDATAH = 01-FFH

T-FF = '0' TBDATAL = 00H TBDATAH = 00H

T-FF = '1' TBDATAL = 00H TBDATAH = 00H

Timer B Clock

T-FF = '1'

TBDATAL = DFH TBDATAH = 1FH

T-FF = '0'

TBDATAL = DFH TBDATAH = 1FH

T-FF = '1'

TBDATAL = 7FH TBDATAH = 7FH

T-FF = '0'

TBDATAL = 7FH TBDATAH = 7FH

0H

 

 

 

High

 

 

Low

 

 

Low

 

 

High

 

0H

100H

200H

 

E0

 

 

H

 

 

20H

 

 

E0

 

 

H

 

 

20H

 

 

80H

 

 

80H

 

 

80H

 

 

80H

 

Figure 11-6. Timer B Output Flip Flop Waveforms in Repeat Mode

11-8

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Image 252
Samsung S3C84E5 user manual Tbdatal = DFH Tbdatah = 1FH, Tbdatal = 7FH Tbdatah = 7FH, 11-8