Block Diagram Of Timer A - Samsung S3F84B8 User Manual

S3F84B8_UM_REV 1.00

11.1.3 BLOCK DIAGRAM OF TIMER A

TAPS.3-.0
fx
prescaler
TACK
M
TACAP U
X
TACON.7.6
When PWM mode, match signal cannot clear counter .
NOTE:
TAPS.7
Data Bus
M
8-bit Up-Counter
U
(Read Only)
X
8-bit Comparator
Timer A Buffer Reg
Timer A Data Register
(Read/Write)
Data Bus
Figure 11-4 Simplified Timer A Functional Block Diagram
Overflow
8
Clear
Match
Overflow
TAOVF
8
11-6
TACON.4
TAOVF
Pending
TACON.0
TACON.5
TACON.3
M
U
Pending
X
TACON.1
CTL
In PWM mode
High level when data > counter
Low level when data < counter
TACON.7.6
11 8-BIT TIMER A
TAINT
TAOUT