Z51F3220FNX Datasheet, PDF (161/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
EC3
fx
P
fx/2
r
fx/4
e
fx/8
M
s
U
c ^fx/32
X
a fx/128
l _fx/512
e
r ^fx/2048
3
T3CK[2:0]
EIPOL 0L[1:0 ]
2
T3ST
Clear
T3CN
16-bit Timer 3 Counter
T4CNT/T3CNT (16Bit)
MSB
LSB
Clear
Match
Comparator
T4DR/T3DR (16Bit)
MSB
LSB
16-bit Timer 3 Data Register
EINT0
T4CAPR/T3CAPR (16 Bit)
MSB
LSB
16-bit Timer 3 Capture Register
T3MS
INT_ACK
Clear
T3IFR
To interrupt
block
T3 O
INT_ACK
Clear
FLAG 0
(EIFLAG0.0)
To interrupt
block
NOTE) The T4CR.7 bit (16BIT) should be set to ‘1’ and the T4CK[3:0] should be set to “1111b”.
Figure 11.46 16-Bit Timer 3 Block Diagram
T 4C K[ 3:0 ]
Timer 4 PWM Period Register
T4PPRH/T4PPRL (10Bit)
Bottom (Underflow)
4
A Match
B Match
Interrupt
To interrupt
C Match
Generator
block
fx/1
T4CN
T4 ST
Period Match
fx/2
fx/4
Comparator _Control
fx/8
10 -bit Counter
2Bit + T4CNT
Up/Down
PWM
Output
PWM
Delay
PWM4AA
P ^fx/16
r fx/32
e _fx/64
s
M
fx
c ^fx/128
U
a fx/256
X
l _fx/512
e
r ^fx/1024
fx/2048
Comparator
10-bit A Data Register
T4ADRH/T4ADRL
Control
A Match
A -ch
PWM
Output
Control
B Match
B-ch
Control
A-ch
PWM
Delay
Control
B-ch
PWM4AB
PWM4 BA
PWM4 BB
fx/4096
Comparator
fx/8192
fx/16384
10-bit B Data Register
T4 BD R H/ T4 BD R L
PWM
Output
Control
C Match
C-ch
PWM
Delay
Control
C-ch
PWM4 CA
PWM4 CB
Comparator
10-bit C Data Register
T 4C D R H/ T4 C D R L
NOTE: Do not set to “1111b” in the T4CK[3:0], when two 8-bit timer 3/4 modes.
Figure 11.47 10-Bit PWM Timer 4 Block Diagram
PS029902-0212
PRELIMINARY
158