Samsung S3C9228/P9228, 8-Bit CMOS Microcontroller Timer a Block DiagramTwo 8-bit Timers Mode

TIMER 1 S3C9228/P9228

BTCON.0 TACON.6-.4

fxx

(XIN or XTIN)

fxt

T1CLK/

P0.1

R

DIV

1/512

1/256

1/64

1/8

1/1

M

U

X

TACON.2

Data Bus	TACON.3
LSB	MSB	Clear
TACNT
(8-Bit Up-Counter) R		TACON.1
		Match
8-Bit Comparator		INTPND2.0	TAINT
LSB	MSB	TAOUT
TADATA Buffer
		Match Signal
		Counter Clear Signal

TADATA Register

Data Bus

NOTE: When two 8-bit timers mode (TACON.7 <- "0": Timer A)

Figure 11-5. Timer A Block Diagram(Two 8-bit Timers Mode)

11-8