Samsung SAM88RCRI S3C9442 Manual page 142

8-BIT PWM
P0.6/PWM
11-6
From 8-bit up counter (7:6)
2-bit
Counter
"1" When REG > Count
"1" When REG = Count
Extension
Control Logic
Extension Data
Buffer
F2H PWM Extension
bit1-0
Data Register
8 or 6-bit up counter overflow
Figure 11-4. PWM Functional Block Diagram
From 8-bit up counter (5:0)
PWMCON.3 (clear)
DATA BUS (7:0)
S3C9442/C9444/F9444/C9452/C9454/F9454
f
OSC
PWMCON.6-.7
6-bit
Counter
6-bit
Comparator
6-bit Data
Buffer
F2H
6-bit Data
bit7-2
Register (F2H)
f /8 f
OSC OSC
/64 f /2
OSC
MUX
PWMCON.2