M38B53M4-059FP datasheet(213/355 Pages) MITSUBISHI

213 / 355 page

38B5 Group User’s Manual

APPLICATION

2-125

2.5 A-D converter

This paragraph describes the setting method of A-D converter relevant registers, notes etc.

2.5.1 Memory assignment

Fig. 2.5.1 Memory assignment of A-D converter relevant registers

2.5.2 Relevant registers

Fig. 2.5.2 Structure of A-D control register

A-D control register (ADCON)

A-D conversion register (low-order) (ADL)

003216

003316

Address

A-D conversion register (high-order) (ADH)

003416

Interrupt request register 2 (IREQ2)

003D16

Interrupt control register 2 (ICON2)

003F16

A-D control register

b7 b6 b5 b4 b3 b2 b1 b0

A-D control register

(ADCON: address 3216)

Name

Functions

At reset R W

Analog input pin

selection bits

b3 b2 b1 b0

0 0 0 0: P70/AN0

0 0 0 1: P71/AN1

0 0 1 0: P72/AN2

0 0 1 1: P73/AN3

0 1 0 0: P74/AN4

0 1 0 1: P75/AN5

0 1 1 0: P76/AN6

0 1 1 1: P77/AN7

1 0 0 0: P62/SRDY1/AN8

1 0 0 1: P63/AN9

1 0 1 0: P64/INT4/SBUSY1/AN10

1 0 1 1: P65/SSTB1/AN11

AD conversion

completion bit

0: Conversion in progress

1: Conversion completed

Nothing is arranged for these bits. These are

write disabled bits. When these bits are read

out, the contents are “0”.

M38B53M4-059FP Datasheet(PDF) 213 Page - Mitsubishi Electric Semiconductor

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