Z51F3220FNX Datasheet, PDF (129/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
11.6.5 Block Diagram
EC1
EINT11
16-bit A Data Register
T1ADRH/T1ADRL
T1ECE
Edge
Detector
fx
T1CK[2:0]
3
P ^fx/1
r fx/2
e
fx/4
M
s
c
fx/8
U
X
a fx/64
l _fx/512
e
r ^fx/2048
EIPOL1 [5:4]
2
T1CNTR
2
T1MS[1:0 ]
Reload
Buffer Register A
A Match
T1CC
T1EN
INT_ACK
To Timer 2
block
Clear
T1EN
Clear
A Match
Comparator
16-bit Counter _R
T1CNTH/T1CNTL
Clear
B Match
T1IFR
Pulse
Generator
To interrupt
block
A Match
T1CC
T1EN
T1O/
PWM1O
Comparator
Buffer Register B
2
T1MS[1:0] T1POL
Reload
16 -bit B Data Register
T1BDRH/T1BDRL
A Match
T1CC
T1EN
INT_ACK
Clear
FLAG11
(EIFLAG1 .2)
To interrupt
block
Figure 11.21 16-Bit Timer/Counter Mode for Timer 1 and Block Diagram
11.6.6 Register Map
Table 11-8 Timer 2 Register Map
Name
T1ADRH
T1ADRL
T1BDRH
T1BDRL
T1CRH
T1CRL
Address
BDH
BCH
BFH
BEH
BBH
BAH
Dir
R/W
R/W
R/W
R/W
R/W
R/W
Default
FFH
FFH
FFH
FFH
00H
00H
Description
Timer 1 A Data High Register
Timer 1 A Data Low Register
Timer 1 B Data High Register
Timer 1 B Data Low Register
Timer 1 Control High Register
Timer 1 Control Low Register
PS029902-0212
PRELIMINARY
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