HT45F39 datasheet(57/102 Pages) HOLTEK

57 / 102 page

Rev. 1.10

July 01, 2016

Rev. 1.10

July 01, 2016

HT45F39/HT45F391

Ultrasonic Distance Measurement 8-bit Flash MCU

HT45F39/HT45F391

Ultrasonic Distance Measurement 8-bit Flash MCU

CCRA

CCRP

Counter Value

Counter Cleared

by CCRA

CCRP Int.

Flag TnPF

CCRA Int.

Flag TnAF

PWM Output

TM Pin

TnOC = 1

TnON bit

PWM Duty Cycle

set by CCRP

PWM Period

set by CCRA

TnIO1, TnIO0 = 10 PWM Output

TnIO1, TnIO0 = 00

Output Inactive

TnIO1, TnIO0 = 10

Interrupts

still generated

Here TnIO1, TnIO0 = 00

Output Forced to Inactive

level but PWM function

keeps running internally

TnIO1, TnIO0 = 10

Resume PWM Output

Counter Stop

if TnON bit low

Counter reset

when TnON

returns high

PWM resumes

operation

Time

TnPOL bit

Output Inverts

When TnPOL = 1

TM Pin

TnOC = 0

TnPAU bit

Resume

Pause

TnDPX = 1; TnM1, TnM0 = 10

Output controlled by

other pin-shared function

PWM Mode – TnDPX = 1

Note:1.HereTnDPX=1–CounterclearedbyCCRA

2.AcounterclearsetsthePWMPeriod

3.TheinternalPWMfunctioncontinuesevenwhenTnIO[1:0]=00or01

4.TheTnCCLRbithasnoinfluenceonPWMoperation

HT45F39 Datasheet(PDF) 57 Page - Holtek Semiconductor Inc

HT45F39 Datasheet(HTML) 57 Page - Holtek Semiconductor Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL