Intel 8XC196NP, 80C196NU, Microcontroller manual Index-4

8XC196NP, 80C196NU USER’S MANUAL

resetting the timers, 10-21, C-22

selecting the capture/compare event, 10-20, C-21

selecting the time base, 10-19, C-20 selecting up or down counting, 10-16, 10-17,

C-46, C-47

signals, 10-2

using for PWM, 6-26, 6-32

See also port 1, port 6, PWM, timer/counters EPA0_CON, C-50, C-53

EPA0_TIME, C-50, C-53

EPA1_CON, 10-19, C-20, C-50, C-53 EPA1_TIME, C-50, C-53 EPA2_CON, C-50, C-53 EPA2_TIME, C-50, C-53

EPA3:0, B-8

EPA3_CON, 10-19, C-20, C-50, C-53 EPA3_TIME, C-50, C-53 EPA_MASK, C-50, C-53 EPA_PEND, C-50, C-53 EPAx_CON, 10-3

settings and operations, 10-18 EPAx_TIME, 10-3

EPC, 2-6, 5-23, 5-25, 7-13 EPORT, 2-6, 2-11, 5-1, 5-23, 7-11

and external address, 13-1 block diagram, 7-13 complementary output mode, 7-14 configuration register settings, 7-17 configuring pins, 7-17

for extended address, 7-17 for I/O, 7-17

considerations, 7-18, 7-19 input buffers, 7-19 input mode, 7-16

logic tables, 7-16 open-drain output mode, 7-14 operation, 7-12

output enable, 7-14 overview, 7-1 pins, 7-11

reset, 7-14 SFRs, 7-12 structure, 7-15

EPORT.3:0, B-8

EPTS instruction, 6-10, A-3, A-18, A-52, A-59, A-67

ESD protection, 7-4, 7-14, 11-5

Index-4

EST instruction, 4-6, A-3, A-19, A-47, A-56, A-63 ESTB instruction, 4-6, A-3, A-19, A-47, A-56,

A-63

Event, 10-1

Event processor array‚ See EPA

EXT instruction, A-2, A-19, A-47, A-53, A-60 EXTB instruction, A-2, A-20, A-47, A-53, A-60 Extended address lines, 5-1

Extended addressing, 2-4, 2-11, 4-11, 5-1, 5-23 code execution, 4-5

instructions, 4-5, 4-6, 5-24 port‚ See EPORT program counter, 2-6

External memory, 5-2 fetching code, 5-25

flash, example in 1-Mbyte mode, 5-31 RAM, example in 1-Mbyte mode, 5-31 RAM, example in 64-Kbyte mode, 5-27, 5-29

EXTINT, 6-3

and idle mode, 12-6

and powerdown mode, 12-6, 12-8 hardware considerations, 12-9

EXTINT3:0, B-8 EXTINTx, 12-1

F

f, defined, 1-3 FaxBack service, 1-8 FE opcode

and inhibiting interrupts, 6-7

Flash memory, See external memory, flash Floating point library, 4-5

Formulas

capacitor size (powerdown circuit), 12-11 clock period (t), 2-9

PH1 and PH2 frequency, 2-9 PWM duty cycle, 6-26 PWM frequency, 6-26 state time, 2-9

FPAL-96, 4-5 Frequency (f), 2-9

FXTAL1, 2-9

H

Handbooks, ordering, 1-6 Hardware

addressing modes, 4-6