Maxim-integrated MAXQ Family Users Guide: MAXQ2010 Supplement Manual de usuario descargar pdf (Pagina 122)

MAXQ Family User’s Guide:

MAXQ2010 Supplement

21-11

Figure 21-7. Timer B Up/Down-Count PWM/Output Control Mode Block Diagram

Figure 21-8. Timer B PWM/Output Control Mode Waveform (Up/Down Count)

150

TBnC

TBnR

TBnV

0000h

COMPARE

TBA PIN

TRB = TBnCN.2

SYSTEM

CLOCK

C/TB = TBnCN.15

FALLING

EDGE

EXENB = TBnCN.3

TBB PIN

TIMER B

INTERRUPT

(DOWN-COUNTING RELOAD VALUE)

(UP-COUNTING RELOAD VALUE)

EXFB = TBnCN.6

TFB = TBnCN.7

/CLK

(2 x TBPS[2:0])

TBPS[2:0] = TBnCN[10:8]

TBnC > TBnR

TBnC < TBnR

TBnR

0000

01 (SET)

11 (TOGGLE)

01 (SET)

11 (TOGGLE)

TBnC < TBnR

TBCS, TBCR =

TBnC > TBnR

TBCS, TBCR =

10 (SET)

TBB PIN

1 2 ... 117 118 119 120 121 122 123 124 125 126 127 ... 146 147

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Maxim-integrated MAXQ Family Users Guide: MAXQ2010 Supplement Manual de usuario Pagina 122

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