Intel 8XC196MH, 8XC196MD, 8XC196MC manual Index-9

instructions, A-51, A-57 interrupt latency, 5-11 interrupt processing flow, 5-2 routine, defined, 5-1

serial I/O modes, 5-37–5-58 single transfer mode, 5-27 synchronous serial I/O receive mode,

5-47–5-50

synchronous serial I/O transmit mode, 5-43–5-46

vectors, memory locations, 4-3 See also PWM

PTS select register, 5-14, C-42 PTS service register, 5-26, C-43 PTSCB, 5-4, 5-9

A/D scan mode, 5-33 block transfer mode, 5-31 memory locations, 4-3 PTSCON register, 5-27 PTSCOUNT register, 5-25 single transfer mode, 5-28

PTSCB1

serial I/O mode, 5-38

PTSCB2

serial I/O mode, 5-41 Pulse-width modulator, See PWM

PUSH instruction, A-3, A-29, A-45, A-49, A-54 PUSHA instruction, A-2, A-30, A-46, A-49, A-54 PUSHF instruction, A-2, A-30, A-46, A-49, A-54 PVER, 16-9, 16-11, B-20

PWM, 10-1

and cascading timer/counters, 11-7 block diagram, 10-2

D/A converter, 10-10 duty cycle, 10-4 enabling outputs, 10-8 generating analog outputs, 10-10 highest-speed, 11-14 low-speed, 11-7, 11-13 overview, 10-1 programming duty cycle, 10-4 typical waveforms, 10-4

with dedicated timer/counter, 11-14 PWM control x register, 10-7, C-46 PWM count register, 10-8, C-44 PWM period register, 10-6, C-45 PWM1:0, B-20

INDEX

Q

Quadrature clocking, 11-7

Quick reference guides, ordering, 1-8

R

RALU, 2-4–2-6 RD#, B-20

considerations, 6-13

idle, powerdown, reset status, B-23, B-25 Read cycles

16-bit data bus, 15-14

8-bit data bus, 15-16 READY, 15-17–15-21, 16-25

and wait states, 15-18 considerations, 6-13

idle, powerdown, reset status, B-23, B-25 timing definitions, 15-20

timing diagram, 15-19 timing requirements, 15-18

REAL variables, 3-4 Register bits

naming conventions, 1-4 reserved, 1-4

Register file, 2-4, 4-9

and windowing, 4-9, 4-12 See also windows

Register RAM, 4-10 and idle mode, 14-4

and powerdown mode, 14-5 Register-direct addressing, 4-10

and register RAM, 4-10 and windows, 4-12, 4-19

Registers

AD_COMMAND, 12-8, C-6 AD_RESULT (read), 12-9, C-7 AD_RESULT (write), 12-6, C-8 AD_TEST, 12-5, C-9 AD_TIME, 12-7, C-10 addresses and reset values, C-2 allocating, 3-10

CCR0, 15-7, C-11

CCR1, 15-9, C-13

COMPx_CON, 11-22, C-15 COMPx_TIME, C-17 EPAx_CON, 11-19, C-18 EPAx_TIME, C-21 external memory, 15-4

Index-9