GMS90C51 datasheet(24/59 Pages) HYNIX

Part #	GMS90C51

Description	8-BIT SINGLE-CHIP MICROCONTROLLERS

PDF	59 Pages

Scroll/Zoom	100%

Manufacturer	HYNIX [Hynix Semiconductor]

Direct Link	http://www.skhynix.com/kor/main.do

Logo

24 / 59 page

GMS90 Series

Dec. 1998 Ver 3.0

TIMER 2

Timer 2 is a 16-bit timer/Counter with an up/down count feature. It can operate either as timer or as an event

counter which is selected by bit C/T2 (T2CON.1). It has three operating modes as shown in Table 5.

Note:

↓ =

falling edge

Table 5. Timer/Counter 2 Operating Modes

Mode

T2CON

T2MO

T2CON

P1.1/

T2EX

Remarks

Input Clock

RCLK or

TCLK

CP/RL2

TR2

DCEN

EXEN2

internal

external

(P1.0/T2)

16-bit Auto-

Reload

↓

reload upon over-

flow

reload trigger (fall-

ing edge)

Down counting

Up counting

fOSC ÷ 12

Max.

fOSC ÷24

16-bit

Capture

↓

16 bit Timer/ Coun-

ter (only up-count-

ing)

capture TH2,TL2

→ RC2H,RC2L

fOSC ÷ 12

Max.

fOSC ÷ 24

Baud Rate

Generator

↓

no overflow

interrupt request

(TF2)

extra external inter-

rupt ("Timer 2")

fOSC ÷ 12

Max.

fOSC ÷ 24

Off

Timer 2 stops

GMS90C51 Datasheet(PDF) 24 Page - Hynix Semiconductor

GMS90C51 Datasheet(HTML) 24 Page - Hynix Semiconductor

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

Datasheet Download

Link URL