Hyundai GMS90X51C, GMS90X52C, GMS90X54C user manual GF1 GF0 PDE Idle

Page 18

HYUNDAI MicroElectronics

GMS90X5XC Series

Table 3. Contents of SFRs, SFRs in Numeric Order

Address Register

Bit 7

6

5

4

3

2

1

0

81H

SP

82H

DPL

83H

DPH

87H

PCON

S M O D

-

-

-

GF1

GF0

PDE

IDLE

88H

TCON

TF1

TR1

TF0

TR0

IE1

IT1

IE0

IT0

89H

TMOD

GATE

C/T

M1

MT

GATE

C/T

M1

M0

8AH

TL0

8BH

TL1

8CH

TH0

8DH

TH1

8EH

AUXR0

-

-

-

-

-

-

-

A0

8FH

CKCON

-

-

-

-

-

-

-

X2

90H

P1

98H

SCON

SM0

SM1

SM2

REN

TB8

RB8

TI

RI

99H

SBUF

A0H

P2

A8H

IE

EA

-

ET2

ES

ET1

EX1

ET0

EX0

B0H

P3

B8H

IP

-

-

PT2

PS

PT1

PX1

PT0

PX0

SFR bit and byte addressable

SFR not bit addressable - : this bit location is reserved

14	Jan. 2001 Ver 1.0

Image 18

Contents GMS90X51C GMS90X52C GMS90X54C Page Mask Block Diagram GMS90C51CGMS90C52C/54C GMS90L52C/54CLow voltage versions PIN Configuration Plcc Pin Configuration top viewPdip Pin Configuration top view EA / VPP ALE / ProgMqfp Pin Configuration top view Logic Symbol PIN Definitions and Functions XTAL2Reset Symbol FunctionProgram Store Enable Pin NumberAddress Latch Enable Circuit ground potentialNo connection Block Diagram of the GMS90X5XC series Functional DescriptionCPU Special Function Register PSWSpecial Function Registers FFH D8H C0HD0H E0HF0H Contents of SFRs, SFRs in Numeric Order Address RegisterE0H D0HGF1 GF0 PDE Idle C8H T2CON TF2 EXF2 Rclk Tclk EXEN2 TR2 CP/RL2 X2 Mode Clock Generation DiagramMode Swithcing Waveforms Tmod Timer / Counter 0Timer/Counter 0 and 1 Operating Modes Description Input ClockP1.1 Remarks Input Clock TimerTimer/Counter 2 Operating Modes T2EXBaudrate Description Serial Interface UsartUsart Operating Modes SM0 SM1Interrupt System Interrupt Request SourcesInterrupt Priority-Within-Level Interrupt Source Power Saving Modes Electrical Characteristics Absolute Maximum RatingsDC Characteristics for GMS90C51C/52C/54C Parameter Symbol Limit Values Unit Test Conditions MinPower supply current Hyundai MicroElectronics DC Characteristics for GMS90L51C/52C/54C VCC= 3.3V + 0.3V, -0.6V VSS=0V TA= 0C to 70CExplanation of the AC Symbols AC Characteristics for GMS90X5XC series 12MHz versionExternal Program Memory Characteristics GMS90X5XC Series Advance Information 12MHz External Clock Drive AC Characteristics for GMS90X5XC series 16MHz version Advance Information 16MHz External Clock Drive AC Characteristics for GMS90X5XC series 24MHz version Advance Information 24MHz External Clock Drive AC Characteristics for GMS90X5XC series 33MHz version Advance Information 33MHz External Clock Drive AC Characteristics for GMS90X5XC series 40MHz version Advance Information 40MHz External Clock Drive External Program Memory Read Cycle External Data Memory Read Cycle AC Testing Input, Output Waveforms Oscillator Circuit Plastic Package P-LCC-44 44PLCCPlastic Package P-DIP-40 Plastic Package P-MPQF-44 GMS90X5XC Series GMS90X5XC-GC ROM Protection