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MLC0xxB Series Technical Summary

MEGAWIN

Port 1

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

R

W

00D9H

P1

P17

P16

P15

P14

P13

P12

P11

P10

√

√

0244H

P1CR

CP17

CP16

CP15

CP14

CP13

CP12

CP11

CP10

√

√

0245H

P1MR

-

-

MP15

MP14

-

-

MP11

MP10

√

√

Port 1 is an 8-bit I/O port; refer to port 0 for more information.

P1CR: P1.0 ~ P1.7 is input or output. 0: input, 1: output

P1MR: P1.0 ~ P1.7, pull-high and CMOS/NMOS

Port 1 multi-function selector

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

R

W

00D5H

P1_MFR

PS7

PS6

-

-

PS3

-

-

-

√

√

The port 1 can be programmed to special function via P1_MFR register. The serial input port is multiplex with

P1.4 and P1.5 (P1.4/CLK and P1.5/Din), the event counter input port is multiplex with P1.4 and P1.5, and the

Infrared control is multiplex with P1.3, P1.6 or P1.7

PS7, PS6, PS3: Normal I/O or TM2/TM1/TM0 carrier output selector. 0:normal I/O, 1: carrier output

Port 2

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

R

W

00DAH

P2

P27

P26

P25

P24

P23

P22

P21

P20

√

√

0248H

P2CR

CP27

CP26

CP25

CP24

CP23

CP22

CP21

CP20

√

√

0249H

P2MR

-

-

MP25

MP24

-

-

MP21

MP20

√

√

Port 2 is an 8-bit I/O port; refer to port 0 for more information.

P2CR: P2.0 ~ P2.7 is input or output. 0: input, 1: output

P2MR: P2.0 ~ P2.7, pull-high and CMOS/NMOS

Port 2 multi-function selector (P2.4/V-, P2.5/V+, P2.6/Vo)

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

R

W

00D6H

P2_MFR

-

PS6

-

-

-

-

-

-

√

√

PS6: Normal I/O or voltage comparator output selector of port 2.6. 0:normal I/O, 1: comparator output