![](http://datasheet.mmic.net.cn/30000/MB89P475P-SH-101_datasheet_2367370/MB89P475P-SH-101_391.png)
375
INDEX
external interrupt 1 circuit interrupts..................... 269
external interrupt 1 circuit pins ............................. 262
external interrupt 1 circuit, block diagram of ........ 261
external interrupt 1 circuit, operation of................ 270
external interrupt 1 circuit, program example for
................................................................... 271
external interrupt 2 circuit function (level detection)
................................................................... 274
external interrupt 2 circuit interrupt sources......... 277
external interrupt 2 circuit interrupts, register and
vector table for ........................................... 281
external interrupt 2 circuit operation, interrupts for
................................................................... 281
external interrupt 2 circuit pins ............................. 276
external interrupt 2 circuit pins, block diagram of
................................................................... 277
external interrupt 2 circuit registers...................... 277
external interrupt 2 circuit, operation of................ 282
external interrupt 2 circuit, program example for
................................................................... 284
external interrupt 2 control register (EIE2) ........... 278
external interrupt 2 flag register (EIF2) ................ 280
external interrupt circuit 1 registers...................... 263
external interrupt circuit 2, block diagram of ........ 275
external interrupt circuit interrupts, register and vector
table for...................................................... 269
external interrupt circuit, functions of ................... 260
external interrupt control register 1 (EIC1)........... 265
external interrupt control register 2 (EIC2)........... 267
external reset pin function...................................... 57
external reset pin, block diagram of ....................... 57
extra pointer (EP)................................................... 32
F
features, MB89470 series ........................................ 2
G
general-purpose register areas .............................. 28
general-purpose registers, features of ................... 39
general-purpose registers, structure of .................. 37
H
handling devices, notes on .................................... 22
I
I/O area .................................................................. 26
I/O map ................................................................ 340
I/O port functions.................................................... 92
I/O ports, program example for.............................133
index register (IX) ...................................................32
instruction cycle (tinst) ............................................68
instruction map .....................................................364
instruction set table, explanation of item in...........346
instruction, symbol used with................................345
interrupt acceptance control bit ..............................34
interrupt level setting registers (ILR1, ILR2, ILR3,
ILR4), structure of.........................................42
interrupt processing ................................................44
interrupt processing time ........................................49
interval timer function ...........................136, 196, 224
interval timer function (one-shot timer mode),
program example 2 for ...............................219
interval timer function (reload timer mode), program
example 1 for..............................................217
interval timer function (square wave output function)
...................................................................174
interval timer function (timebase timer), operation of
...................................................................143
interval timer function (watch interrupt), interrupts for
...................................................................166
interval timer function (watch prescaler), operation of
...................................................................167
interval timer function, interrupt for .......142, 184, 208
interval timer function, operation of ......185, 209, 241
interval timer function, program example for ........192
L
level detection.......................................................274
M
main clock mode, operation of................................70
main clock oscillation stabilization wait time ...........72
main clock oscillation stabilization wait time and reset
source...........................................................54
main-sleep mode ....................................................74
mask option ..................................................365, 366
MB89470 series block diagram ................................7
measuring long pulse widths ................................213
memory access mode, operation for selecting .......89
memory space ......................................................371
memory space structure .........................................26
mode data...............................................................88
mode fetch..............................................................59
mode pin.................................................................59
mode pins (MODE).................................................88
Mode, Main-stop .....................................................74
multiple interrupts ...................................................47