SN8F5708 datasheet(87/204 Pages) SONIX

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SN8F5708 Series

Timer 0 and Timer 1

Datasheet Rev. 2.4

TMOD Register (0x89)

Bit

Field

Type

Initial

Description

T1GATE

R/W

Timer 1 gate control mode

0: Disable

1: Enable, Timer 1 clock source is gated by INT1

T1CT

R/W

Timer 1 clock source selection

0: f Timer1 = fcpu / 12

1: f Timer 1 = fEXT1 / T1RATE (refer to T1RATE)

*(1)

5..4

T1M[1:0]

R/W

Timer 1 operation mode

00: 13-bit up counting timer

01: 16-bit up counting timer

10: 8-bit up counting timer with reload support

11: Reserved

T0GATE

R/W

Timer 0 gate control mode

0: Disable

1: Enable, Timer 0 clock source is gated by INT0

T0CT

R/W

Timer 0 clock source selection

0: f Timer0 = fcpu / 12

1: f Timer0 = fEXT0 / T0RATE (refer to T0RATE)

*(2)

1..0

T0M[1:0]

R/W

Timer 0 operation mode

00: 13-bit up counting timer

01: 16-bit up counting timer

10: 8-bit up counting timer with reload support

11: Separated two 8-bit up counting timer

*(1) fEXT1 = fosc.

*(2) fEXT0 = fosc or fRTC.

TH0 / TH1 Registers (TH0: 0x8C, TH1: 0x8D)

Bit

Field

Type

Initial

Description

7..0

TH0/TH1

R/W

0x00

High byte of Timer 0 and Timer 1 counter

TL0 / TL1 Register (TL0: 0x8A, TL1: 0x8B)

Bit

Field

Type

Initial

Description

7..0

TL0/TL1

R/W

0x00

Low byte of Timer 0 and Timer 1 counter

SN8F5708 Datasheet(PDF) 87 Page - SONiX Technology Company

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