M34551E8-XXXFP_98 View Datasheet(PDF) - MITSUBISHI ELECTRIC

Part Name

Description

Manufacturer

M34551E8-XXXFP_98

4-BIT SINGLE-CHIP MICROCOMPUTER

MITSUBISHI ELECTRIC  

List of tables

List of tabels

CHAPTER 1 HARDWARE

Table Selection of system clock .................................................................................................. 1-5

Table 1 ROM size and pages .................................................................................................... 1-13

Table 2 RAM size ........................................................................................................................ 1-14

Table 3 Interrupt sources ............................................................................................................ 1-15

Table 4 Interrupt request flag, interrupt enable bit and skip instruction .............................. 1-15

Table 5 Interrupt enable bit function ......................................................................................... 1-15

Table 6 Interrupt control register ............................................................................................... 1-17

Table 7 External interrupt activated condition ......................................................................... 1-18

Table 8 External interrupt control register ................................................................................ 1-19

Table 9 Function related timers ................................................................................................. 1-20

Table 10 Timer control registers ................................................................................................ 1-22

Table 11 Carrier generating circuit control register and control flag .................................... 1-26

Table 12 Duty and maximum number of displayed pixels ..................................................... 1-28

Table 13 LCD control registers .................................................................................................. 1-30

Table 14 Port state at reset ....................................................................................................... 1-33

Table 15 Functions and states retained at power down ........................................................ 1-35

Table 16 Return source and return condition .......................................................................... 1-36

Table 17 Pull-up control register ............................................................................................... 1-36

Table 18 Clock control register .................................................................................................. 1-38

Table 19 Product of built-in PROM version ............................................................................. 1-64

Table 20 Programming adapter .................................................................................................. 1-65

CHAPTER 2 APPLICATION

Table 2.1.1 Pull-up control register PU0 .................................................................................... 2-4

Table 2.1.2 LCD control register L2 ............................................................................................ 2-4

Table 2.1.3 Clock control register MR ........................................................................................ 2-5

Table 2.1.4 connections of unused pins ..................................................................................... 2-8

Table 2.2.1 Interrupt control register V1 ................................................................................... 2-10

Table 2.2.2 Interrupt control register I1 .................................................................................... 2-11

Table 2.3.1 Interrupt control register V1 ................................................................................... 2-17

Table 2.3.3 Timer control register W2 ...................................................................................... 2-18

Table 2.3.2 Timer control register W1 ...................................................................................... 2-18

Table 2.3.4 Timer control register W3 ...................................................................................... 2-19

Table 2.4.1 Carrier wave output control register C2 .............................................................. 2-27

Table 2.4.2 Carrier wave generating control flag CR ............................................................. 2-27

Table 2.5.1 Duty and maximum number of displayed pixels ................................................. 2-33

Table 2.5.2 LCD control register L1 .......................................................................................... 2-34

Table 2.5.3 LCD control register L2 .......................................................................................... 2-35

Table 2.5.4 Timer control register W3 ...................................................................................... 2-35

Table 2.5.5 Frame frequency ..................................................................................................... 2-38

Table 2.6.1 Functions and states retained at RAM back-up mode and the clock operating mode .... 2-42

Table 2.6.2 Return source and return condition ...................................................................... 2-43

Table 2.6.3 Start condition identification ................................................................................... 2-43

Table 2.6.4 Clock control register MR ...................................................................................... 2-44

Table 2.6.5 Pull-up control register PU0 .................................................................................. 2-44

Table 2.8.1 Maximum value of oscillation frequency and supply voltage ............................ 2-50

vi

4551 Group User’s Manual

Share Link: