S3C831B View Datasheet(PDF) - Samsung

Part Name

Description

Manufacturer

S3C831B

8-Bit CMOS Microcontroller

Samsung 

S3C831B/P831B

PRODUCT OVERVIEW

Table 1-1. S3C831B Pin Descriptions (Continued)

Pin

Names

COM0-COM3

Pin

Type

Pin

Description

O Common signal output for LCD display

SEG0-SEG23 I/O LCD segment signal output

SEG24-SEG39 I/O LCD segment signal output

BIAS

VLC0

VLC1

VLC2

VDD

VSS

VDDPLL0-1

I LCD power control

I LCD power supply

Voltage dividing resistors are assignable by

software

– Main power supply

– Main ground

– PLL/IFC power supply

VSSPLL

AVDD

XOUT, XIN

TEST1, TEST2

LVRSEL

LVREN

RESET

CE

EO0

EO1

VCOAM

VCOFM

– PLL/IFC ground

– A/D converter power supply

– Main oscillator pins for CPU oscillation

I Test signal input pin

(Must be connected to VSS)

I LVR criterion voltage selection pin

(Must be connected to VDD or VSS)

I LVR enable pin

(Must be connected to VDD or VSS)

I System reset pin

I Input pin for checking device power

Normal operation is high level and PLL/IFC

Operation is stopped at low power

O PLL's phase error output0

O PLL's phase error output1

I External VCOAM/VCOFM signal inputs

Circuit

Type

H

H-41

H-42

–

–

Pin No.

69-66

(67-64)

65-42

(63-40)

41-26

(39-24)

73(71)

72-70

(70-68)

–

15(13)

–

16(14)

–

82, 76

(80,74)

–

79(77)

–

10(8)

–

17, 18

(15,16)

–

19, 20

(17,18)

A

74(72)

A

75(73)

B

22(20)

B-5 85(83)

A-2 83(81)

A-2 84(82)

B-4

78, 77

(76,75)

NOTE: The parentheses indicate pin number for 100-TQFP-1414 package.

Share

Pins

–

P8-P6

P5-P4

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

1-7

Share Link: