Z51F3220FNX Datasheet, PDF (126/312 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

Z51F3220
Product Specification
T1CNTH/L
Value
Ext. EINT11 PIN
Interrupt
Request
(FLAG11)
T1BDRH/L Load
n
n-1
n-2
Up-count ⁶
5
4
3
2
1
0
Count Pulse Period
PCP
Interrupt Interval Period
Figure 11.17 Input Capture Mode Operation for Timer 1
TIME
T1CNTH/L
00H
Interrupt
Request
(T1IFR)
Ext. EINT11 PIN
Interrupt
Request
(FLAG11)
XXH
00H
FFFFH
00H
FFFFH
YYH
00H
00H
Interrupt Interval Period = FFFFH+01H+FFFFH +01H+YYH+01H
Figure 11.18 Express Timer Overflow in Capture Mode
PS029902-0212
PRELIMINARY
123