M37221EF View Datasheet(PDF) - Mitsumi

Part Name

Description

Manufacturer

M37221EF

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER

Mitsumi 

MITSUBISHI MICROCOMPUTERS

M37221EF-XXXSP,M37221EFSP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER

with ON-SCREEN DISPLAY CONTROLLER

sSFR area (addresses E016 to FF16)

: Nothing is allocated

: Fix this bit to “0” (do not write “1”)

: Fix this bit to “1” (do not write “0”)

0 : “0” immediately after reset

1 : “1” immediately after reset

? : undefined immediately after reset

Address

Register

E016 Horizontal register (HR)

Bit allocation

State immediately after reset

b7

b0 b7

b0

HR5 HR4 HR3 HR2 HR1 HR0 0 0 0 0 0 0 0 0

E116 Vertical register 1 (CV1)

E216 Vertical register 2 (CV2)

E316

0 CV16 CV15 CV14 CV13 CV12 CV11 CV10 ? ? ? ? ? ? ?

0 CV26 CV25 CV24 CV23 CV22 CV21 CV20 ? ? ? ? ? ? ?

?

E416 Character size register (CS)

0 CS21 CS20 CS11 CS10 0 0 0 ? ? ? ?

E516 Border selection register (MD)

MD20

MD10 0 0 0 0 0 ? 0 ?

E616 Color register 0 (CO0)

CO07 CO06 CO05 CO04 CO03 CO02 CO01

0 00 00 00 0

E716 Color register 1 (CO1)

CO17 CO16 CO15 CO14 CO13 CO12 CO11

0 00 00 00 0

E816 Color register 2 (CO2)

CO27 CO26 CO25 CO24 CO23 CO22 CO21

0 00 00 00 0

E916 Color register 3 (CO3)

CO37 CO36 CO35 CO34 CO33 CO32 CO31

0 00 00 00 0

EA16 CRT control register (CC)

CC7

CC2 CC1 CC0 0 0 0 0 0 0 0 0

EB16

?

EC16 CRT port control register (CRTP)

OP7 OP6 OP5 OUT1 OUT2 R/G/B VSYC HSYC

0016

ED16 CRT clock selection register (CK)

CK1 CK0 0 0 0 0 0 0 0 0

EE16 A-D control register 1 (AD1)

EF16 A-D control register 2 (AD2)

ADM4

ADM2 ADM1 ADM0 0 0 0 ? 0 0 0 0

ADC5 ADC4 ADC3 ADC2 ADC1 ADC0 0 0 0 0 0 0 0 0

F016 Timer 1 (TM1)

FF16

F116 Timer 2 (TM2)

F216 Timer 3 (TM3)

F316 Timer 4 (TM4)

0716

FF16

0716

F416 Timer 12 mode register (T12M)

T12M4 T12M3 T12M2 T12M1 T12M0 0 0 0 0 0 0 0 0

F516 Timer 34 mode register (T34M)

0 0 0 0 0 0 0 0 T34M5 T34M4 T34M3 T34M2 T34M1 T34M0

F616 PWM5 register (PWM5)

?

F716

?

F816

?

F916 Interrupt input polarity register (RE)

FA16 Test register (TEST)

RE5 RCEK40 RE3

0 0 0 C0K0 0 0 0 ?

0016

FB16 CPU mode register (CPUM)

CM2

1 11 11 10 0

FC16 Interrupt request register 1 (IREQ1) IT3R IICR VSCR CRTR TM4R TM3R TM2R TM1R 0 0 0 0 0 0 0 0

FD16 Interrupt request register 2 (IREQ2)

MCSKR0

S1R 1T2R 1T1R 0 0 0 C0K0 0 0 0 0

FE16 Interrupt control register 1 (ICON1)

IT3E IICE VSCE CRTE TM4E TM3E TM2E TM1E 0 0 0 0 0 0 0 0

FF16 Interrupt control register 2 (ICON2)

MSE

S1E 1T2E 1T1E 0 0 0 0 0 0 0 0

Fig. 4. Memory map of SFR (special function register) (2)

9

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