Intel MCS-51 (8051)

Registry:

https://registry.platformio.org/platforms/platformio/intel_mcs51

Configuration:

platform = platformio/intel_mcs51

The Intel MCS-51 (commonly termed 8051) is an internally Harvard architecture, complex instruction set computer (CISC) instruction set, single chip microcontroller (uC) series developed by Intel in 1980 for use in embedded systems.

For more detailed information please visit vendor site.

Examples

Examples are listed from Intel MCS-51 (8051) development platform repository:

Stable and upstream versions

You can switch between stable releases of Intel MCS-51 (8051) development platform and the latest upstream version using platform option in “platformio.ini” (Project Configuration File) as described below.

Stable

; Latest stable version, NOT recommended
; Pin the version as shown below
[env:latest_stable]
platform = intel_mcs51
board = ...

; Specific version
[env:custom_stable]
platform = intel_mcs51@x.y.z
board = ...

Upstream

[env:upstream_develop]
platform = https://github.com/platformio/platform-intel_mcs51.git
board = ...

Packages

Name

Description

tool-stcgal

Open Source STC MCU ISP flash tool

tool-vnproch55x

CH55X Programming software

toolchain-sdcc

Small Device C compiler suite

Warning

Linux Users:

Windows Users:

Please check that you have a correctly installed USB driver from board manufacturer

Boards

Note

  • You can list pre-configured boards by pio boards command

  • For more detailed board information please scroll the tables below by horizontally.

Intel & Licensees

Name

Debug

MCU

Frequency

Flash

RAM

Generic 8051

No

8051

11MHz

4KB

128B

Intel & licensees

Name

Debug

MCU

Frequency

Flash

RAM

Generic 8052

No

8052

11MHz

8KB

256B

Microchip & Atmel

Name

Debug

MCU

Frequency

Flash

RAM

Generic AT89S51

No

AT89S51

11MHz

4KB

128B

Generic AT89S52

No

AT89S52

11MHz

8KB

256B

Nuvoton

Name

Debug

MCU

Frequency

Flash

RAM

Generic ML51BB9AE

No

ML51BB9AE

24MHz

16KB

1.25KB

Generic ML51DB9AE

No

ML51DB9AE

24MHz

16KB

1.25KB

Generic ML51EB9AE

No

ML51EB9AE

24MHz

16KB

1.25KB

Generic ML51EC0AE

No

ML51EC0AE

24MHz

32KB

2.25KB

Generic ML51FB9AE

No

ML51FB9AE

24MHz

16KB

1.25KB

Generic ML51LD1AE

No

ML51LD1AE

24MHz

64KB

4.25KB

Generic ML51OB9AE

No

ML51OB9AE

24MHz

16KB

1.25KB

Generic ML51PB9AE

No

ML51PB9AE

24MHz

16KB

2.25KB

Generic ML51PC0AE

No

ML51PC0AE

24MHz

32KB

2.25KB

Generic ML51SD1AE

No

ML51SD1AE

24MHz

64KB

4.25KB

Generic ML51TB9AE

No

ML51TB9AE

24MHz

16KB

1.25KB

Generic ML51TC0AE

No

ML51TC0AE

24MHz

32KB

2.25KB

Generic ML51TC1AE

No

ML51TC1AE

24MHz

32KB

2.25KB

Generic ML51TD1AE

No

ML51TD1AE

24MHz

64KB

4.25KB

Generic ML51UB9AE

No

ML51UB9AE

24MHz

16KB

2.25KB

Generic ML51UC0AE

No

ML51UC0AE

24MHz

32KB

2.25KB

Generic ML51XB9AE

No

ML51XB9AE

24MHz

16KB

1.25KB

Generic ML54LD1AE

No

ML54LD1AE

24MHz

64KB

4.25KB

Generic ML54MD1AE

No

ML54MD1AE

24MHz

64KB

4.25KB

Generic ML54SD1AE

No

ML54SD1AE

24MHz

64KB

4.25KB

Generic ML56LD1AE

No

ML56LD1AE

24MHz

64KB

4.25KB

Generic ML56MD1AE

No

ML56MD1AE

24MHz

64KB

4.25KB

Generic ML56SD1AE

No

ML56SD1AE

24MHz

64KB

4.25KB

Generic MS51BA9AE

No

MS51BA9AE

16MHz

8KB

1.25KB

Generic MS51DA9AE

No

MS51DA9AE

16MHz

8KB

1.25KB

Generic MS51EC0AE

No

MS51EC0AE

16MHz

32KB

2.25KB

Generic MS51FB9AE

No

MS51FB9AE

16MHz

16KB

1.25KB

Generic MS51FC0AE

No

MS51FC0AE

16MHz

32KB

2.25KB

Generic MS51IA9AE

No

MS51IA9AE

16MHz

8KB

1.25KB

Generic MS51PC0AE

No

MS51PC0AE

16MHz

32KB

2.25KB

Generic MS51TC0AE

No

MS51TC0AE

16MHz

32KB

2.25KB

Generic MS51XB9AE

No

MS51XB9AE

16MHz

16KB

1.25KB

Generic MS51XB9BE

No

MS51XB9BE

16MHz

16KB

1.25KB

Generic MS51XC0BE

No

MS51XC0BE

16MHz

32KB

2.25KB

Generic N76E003

No

N76E003

16MHz

18KB

1KB

Generic N76E616

No

N76E616

11MHz

18KB

512B

Generic N76E885

No

N76E885

22MHz

18KB

512B

Generic N78E055

No

N78E055

22MHz

16KB

1.25KB

Generic N78E059

No

N78E059

22MHz

32KB

1.25KB

Generic N78E366

No

N78E366

22MHz

64KB

1.25KB

Generic N78E517

No

N78E517

22MHz

64KB

1.25KB

Generic N79E352

No

N79E352

22MHz

8KB

256B

Generic N79E715

No

N79E715

22MHz

16KB

512B

Generic N79E813

No

N79E813

22MHz

4KB

512B

Generic N79E8132

No

N79E8132

22MHz

4KB

512B

Generic N79E814

No

N79E814

22MHz

8KB

512B

Generic N79E815

No

N79E815

22MHz

16KB

512B

Generic N79E822

No

N79E822

6MHz

2KB

256B

Generic N79E823

No

N79E823

6MHz

4KB

256B

Generic N79E824

No

N79E824

6MHz

8KB

256B

Generic N79E825

No

N79E825

6MHz

16KB

256B

Generic N79E843

No

N79E843

22MHz

4KB

512B

Generic N79E8432

No

N79E8432

22MHz

4KB

512B

Generic N79E844

No

N79E844

22MHz

8KB

512B

Generic N79E845

No

N79E845

22MHz

16KB

512B

Generic N79E854

No

N79E854

22MHz

8KB

512B

Generic N79E855

No

N79E855

22MHz

16KB

512B

Generic N79E875

No

N79E875

22MHz

16KB

512B

Generic W79E2051

No

W79E2051

22MHz

2KB

256B

Generic W79E4051

No

W79E4051

22MHz

4KB

256B

Generic W79E632

No

W79E632

11MHz

64KB

1.25KB

Generic W79E633

No

W79E633

22MHz

64KB

1.25KB

Generic W79E658

No

W79E658

22MHz

64KB

1.25KB

Generic W79E659

No

W79E659

22MHz

32KB

1.25KB

Generic W79E8213

No

W79E8213

20MHz

4KB

128B

STC

Name

Debug

MCU

Frequency

Flash

RAM

Generic IAP12C5A62S2

No

IAP12C5A62S2

11MHz

62KB

1.25KB

Generic IAP15F106

No

IAP15F106

11MHz

6KB

128B

Generic IAP15F206A

No

IAP15F206A

11MHz

6KB

256B

Generic IAP15F2K61S

No

IAP15F2K61S

11MHz

61KB

2KB

Generic IAP15F2K61S2

No

IAP15F2K61S2

11MHz

61KB

2KB

Generic IAP15F413AD

No

IAP15F413AD

11MHz

13KB

512B

Generic IAP15W105

No

IAP15W105

11MHz

5KB

128B

Generic IAP15W1K29S

No

IAP15W1K29S

11MHz

29KB

1KB

Generic IAP15W205S

No

IAP15W205S

11MHz

5KB

256B

Generic IAP15W413AS

No

IAP15W413AS

11MHz

13KB

512B

Generic IAP15W413S

No

IAP15W413S

11MHz

13KB

512B

Generic IAP15W4K58S4

No

IAP15W4K58S4

11MHz

58KB

4KB

Generic IAP15W4K61S4

No

IAP15W4K61S4

11MHz

61KB

4KB

Generic IAP15W4K63S4

No

IAP15W4K63S4

11MHz

63.50KB

4KB

Generic IRC15F107W

No

IRC15F107W

11MHz

6KB

128B

Generic IRC15F2K63S2

No

IRC15F2K63S2

11MHz

63.50KB

2KB

Generic IRC15W107

No

IRC15W107

11MHz

7KB

128B

Generic IRC15W1K31S

No

IRC15W1K31S

11MHz

31.50KB

1KB

Generic IRC15W207S

No

IRC15W207S

11MHz

7.50KB

256B

Generic IRC15W415AS

No

IRC15W415AS

11MHz

15.50KB

512B

Generic IRC15W415S

No

IRC15W415S

11MHz

15.50KB

512B

Generic STC12C5A08S2

No

STC12C5A08S2

11MHz

8KB

1.25KB

Generic STC12C5A16S2

No

STC12C5A16S2

11MHz

16KB

1.25KB

Generic STC12C5A32S2

No

STC12C5A32S2

11MHz

32KB

1.25KB

Generic STC12C5A40S2

No

STC12C5A40S2

11MHz

40KB

1.25KB

Generic STC12C5A48S2

No

STC12C5A48S2

11MHz

48KB

1.25KB

Generic STC12C5A52S2

No

STC12C5A52S2

11MHz

52KB

1.25KB

Generic STC12C5A56S2

No

STC12C5A56S2

11MHz

56KB

1.25KB

Generic STC12C5A60S2

No

STC12C5A60S2

11MHz

59.71KB

1.25KB

Generic STC15F100

No

STC15F100

11MHz

512B

128B

Generic STC15F100W

No

STC15F100W

11MHz

512B

128B

Generic STC15F101

No

STC15F101

11MHz

1KB

128B

Generic STC15F101E

No

STC15F101E

11MHz

1KB

128B

Generic STC15F101W

No

STC15F101W

11MHz

1KB

128B

Generic STC15F102

No

STC15F102

11MHz

2KB

128B

Generic STC15F102E

No

STC15F102E

11MHz

2KB

128B

Generic STC15F102W

No

STC15F102W

11MHz

2KB

128B

Generic STC15F103

No

STC15F103

11MHz

3KB

128B

Generic STC15F103E

No

STC15F103E

11MHz

3KB

128B

Generic STC15F103W

No

STC15F103W

11MHz

3KB

128B

Generic STC15F104

No

STC15F104

11MHz

4KB

128B

Generic STC15F104E

No

STC15F104E

11MHz

4KB

128B

Generic STC15F104W

No

STC15F104W

11MHz

4KB

128B

Generic STC15F105

No

STC15F105

11MHz

5KB

128B

Generic STC15F105E

No

STC15F105E

11MHz

5KB

128B

Generic STC15F105W

No

STC15F105W

11MHz

5KB

128B

Generic STC15F201A

No

STC15F201A

11MHz

1KB

256B

Generic STC15F201EA

No

STC15F201EA

11MHz

1KB

256B

Generic STC15F202A

No

STC15F202A

11MHz

2KB

256B

Generic STC15F202EA

No

STC15F202EA

11MHz

2KB

256B

Generic STC15F203A

No

STC15F203A

11MHz

3KB

256B

Generic STC15F203EA

No

STC15F203EA

11MHz

3KB

256B

Generic STC15F204A

No

STC15F204A

11MHz

4KB

256B

Generic STC15F204EA

No

STC15F204EA

11MHz

4KB

256B

Generic STC15F205A

No

STC15F205A

11MHz

5KB

256B

Generic STC15F205EA

No

STC15F205EA

11MHz

5KB

256B

Generic STC15F2K08S2

No

STC15F2K08S2

11MHz

8KB

2KB

Generic STC15F2K16S2

No

STC15F2K16S2

11MHz

16KB

2KB

Generic STC15F2K24AS

No

STC15F2K24AS

11MHz

24KB

2KB

Generic STC15F2K24S2

No

STC15F2K24S2

11MHz

24KB

2KB

Generic STC15F2K32S2

No

STC15F2K32S2

11MHz

32KB

2KB

Generic STC15F2K40S2

No

STC15F2K40S2

11MHz

40KB

2KB

Generic STC15F2K48S2

No

STC15F2K48S2

11MHz

48KB

2KB

Generic STC15F2K52S2

No

STC15F2K52S2

6MHz

52KB

2KB

Generic STC15F2K56S2

No

STC15F2K56S2

11MHz

56KB

2KB

Generic STC15F2K60S2

No

STC15F2K60S2

11MHz

60KB

2KB

Generic STC15F408AD

No

STC15F408AD

11MHz

8KB

512B

Generic STC15W100

No

STC15W100

11MHz

512B

128B

Generic STC15W101

No

STC15W101

11MHz

1KB

128B

Generic STC15W102

No

STC15W102

11MHz

2KB

128B

Generic STC15W103

No

STC15W103

11MHz

3KB

128B

Generic STC15W104

No

STC15W104

11MHz

4KB

128B

Generic STC15W1K16S

No

STC15W1K16S

11MHz

16KB

1KB

Generic STC15W1K20S

No

STC15W1K20S

11MHz

20KB

1KB

Generic STC15W1K24S

No

STC15W1K24S

11MHz

24KB

1KB

Generic STC15W201S

No

STC15W201S

11MHz

1KB

256B

Generic STC15W202S

No

STC15W202S

11MHz

2KB

256B

Generic STC15W203S

No

STC15W203S

11MHz

3KB

256B

Generic STC15W204S

No

STC15W204S

11MHz

4KB

256B

Generic STC15W401AS

No

STC15W401AS

11MHz

1KB

512B

Generic STC15W402AS

No

STC15W402AS

11MHz

2KB

512B

Generic STC15W404AS

No

STC15W404AS

11MHz

4KB

512B

Generic STC15W404S

No

STC15W404S

11MHz

4KB

512B

Generic STC15W408AS

No

STC15W408AS

11MHz

8KB

512B

Generic STC15W408S

No

STC15W408S

11MHz

8KB

512B

Generic STC15W410S

No

STC15W410S

11MHz

10KB

512B

Generic STC15W4K16S4

No

STC15W4K16S4

11MHz

16KB

4KB

Generic STC15W4K32S4

No

STC15W4K32S4

11MHz

32KB

4KB

Generic STC15W4K40S4

No

STC15W4K40S4

11MHz

40KB

4KB

Generic STC15W4K48S4

No

STC15W4K48S4

11MHz

48KB

4KB

Generic STC15W4K56S4

No

STC15W4K56S4

11MHz

56KB

4KB

Generic STC89C516RD+

No

STC89C516RD+

11MHz

64KB

1.25KB

Generic STC89C51RC

No

STC89C51RC

11MHz

4KB

512B

Generic STC89C52RC

No

STC89C52RC

11MHz

8KB

512B

Generic STC89C53RC

No

STC89C53RC

11MHz

13KB

512B

Generic STC89C54RD+

No

STC89C54RD+

11MHz

16KB

1.25KB

Generic STC89C58RD+

No

STC89C58RD+

11MHz

32KB

1.25KB

Generic STC8A4K16S2A12

No

STC8A4K16S2A12

11MHz

16KB

4.25KB

Generic STC8A4K32S2A12

No

STC8A4K32S2A12

11MHz

32KB

4.25KB

Generic STC8A4K60S2A12

No

STC8A4K60S2A12

11MHz

60KB

4.25KB

Generic STC8A4K64S2A12

No

STC8A4K64S2A12

11MHz

64KB

4.25KB

Generic STC8A8K16D4

No

STC8A8K16D4

11MHz

16KB

8.25KB

Generic STC8A8K16S4A12

No

STC8A8K16S4A12

11MHz

16KB

8.25KB

Generic STC8A8K32D4

No

STC8A8K32D4

11MHz

32KB

8.25KB

Generic STC8A8K32S4A12

No

STC8A8K32S4A12

11MHz

32KB

8.25KB

Generic STC8A8K60D4

No

STC8A8K60D4

11MHz

60KB

8.25KB

Generic STC8A8K60S4A12

No

STC8A8K60S4A12

11MHz

60KB

8.25KB

Generic STC8A8K64D4

No

STC8A8K64D4

11MHz

64KB

8.25KB

Generic STC8A8K64S4A12

No

STC8A8K64S4A12

11MHz

64KB

8.25KB

Generic STC8C1K08

No

STC8C1K08

11MHz

8KB

1.25KB

Generic STC8C1K12

No

STC8C1K12

11MHz

12KB

1.25KB

Generic STC8C2K16S2

No

STC8C2K16S2

11MHz

16KB

2.25KB

Generic STC8C2K16S4

No

STC8C2K16S4

11MHz

16KB

2.25KB

Generic STC8C2K32S2

No

STC8C2K32S2

11MHz

32KB

2.25KB

Generic STC8C2K32S4

No

STC8C2K32S4

11MHz

32KB

2.25KB

Generic STC8C2K60S2

No

STC8C2K60S2

11MHz

60KB

2.25KB

Generic STC8C2K60S4

No

STC8C2K60S4

11MHz

60KB

2.25KB

Generic STC8C2K64S2

No

STC8C2K64S2

11MHz

64KB

2.25KB

Generic STC8C2K64S4

No

STC8C2K64S4

11MHz

64KB

2.25KB

Generic STC8F1K08

No

STC8F1K08

11MHz

8KB

1.25KB

Generic STC8F1K08S

No

STC8F1K08S

11MHz

8KB

1.25KB

Generic STC8F1K08S2

No

STC8F1K08S2

11MHz

8KB

1.25KB

Generic STC8F1K08S2A10

No

STC8F1K08S2A10

11MHz

8KB

1.25KB

Generic STC8F1K17

No

STC8F1K17

11MHz

17KB

1.25KB

Generic STC8F1K17S2

No

STC8F1K17S2

11MHz

17KB

1.25KB

Generic STC8F2K08S2

No

STC8F2K08S2

11MHz

8KB

2.25KB

Generic STC8F2K16S2

No

STC8F2K16S2

11MHz

16KB

2.25KB

Generic STC8F2K16S4

No

STC8F2K16S4

11MHz

16KB

2.25KB

Generic STC8F2K32S2

No

STC8F2K32S2

11MHz

32KB

2.25KB

Generic STC8F2K32S4

No

STC8F2K32S4

11MHz

32KB

2.25KB

Generic STC8F2K60S2

No

STC8F2K60S2

11MHz

60KB

2.25KB

Generic STC8F2K60S4

No

STC8F2K60S4

11MHz

60KB

2.25KB

Generic STC8F2K64S2

No

STC8F2K64S2

11MHz

64KB

2.25KB

Generic STC8F2K64S4

No

STC8F2K64S4

11MHz

64KB

2.25KB

Generic STC8G1K08

No

STC8G1K08

11MHz

8KB

1.25KB

Generic STC8G1K08A

No

STC8G1K08A

11MHz

8KB

1.25KB

Generic STC8G1K08T

No

STC8G1K08T

11MHz

8KB

1.25KB

Generic STC8G1K12

No

STC8G1K12

11MHz

12KB

1.25KB

Generic STC8G1K12A

No

STC8G1K12A

11MHz

12KB

1.25KB

Generic STC8G1K17

No

STC8G1K17

11MHz

17KB

1.25KB

Generic STC8G1K17A

No

STC8G1K17A

11MHz

17KB

1.25KB

Generic STC8G1K17T

No

STC8G1K17T

11MHz

17KB

1.25KB

Generic STC8G2K16S2

No

STC8G2K16S2

11MHz

16KB

2.25KB

Generic STC8G2K16S4

No

STC8G2K16S4

11MHz

16KB

2.25KB

Generic STC8G2K32S2

No

STC8G2K32S2

11MHz

32KB

2.25KB

Generic STC8G2K32S4

No

STC8G2K32S4

11MHz

32KB

2.25KB

Generic STC8G2K60S2

No

STC8G2K60S2

11MHz

60KB

2.25KB

Generic STC8G2K60S4

No

STC8G2K60S4

11MHz

60KB

2.25KB

Generic STC8G2K64S2

No

STC8G2K64S2

11MHz

64KB

2.25KB

Generic STC8G2K64S4

No

STC8G2K64S4

11MHz

64KB

2.25KB

Generic STC8H04

No

STC8H04

11MHz

4KB

256B

Generic STC8H04A10

No

STC8H04A10

11MHz

4KB

256B

Generic STC8H1K08

No

STC8H1K08

11MHz

8KB

1.25KB

Generic STC8H1K08S2

No

STC8H1K08S2

11MHz

8KB

1.25KB

Generic STC8H1K08S2A10

No

STC8H1K08S2A10

11MHz

8KB

1.25KB

Generic STC8H1K12

No

STC8H1K12

11MHz

12KB

1.25KB

Generic STC8H1K16

No

STC8H1K16

11MHz

16KB

1.25KB

Generic STC8H1K16S2

No

STC8H1K16S2

11MHz

16KB

1.25KB

Generic STC8H1K16S2A10

No

STC8H1K16S2A10

11MHz

16KB

1.25KB

Generic STC8H1K17

No

STC8H1K17

11MHz

17KB

1.25KB

Generic STC8H1K24

No

STC8H1K24

11MHz

24KB

1.25KB

Generic STC8H1K28

No

STC8H1K28

11MHz

28KB

1.25KB

Generic STC8H1K32S2

No

STC8H1K32S2

11MHz

32KB

1.25KB

Generic STC8H1K32S2A10

No

STC8H1K32S2A10

11MHz

32KB

1.25KB

Generic STC8H1K33

No

STC8H1K33

11MHz

33KB

1.25KB

Generic STC8H1K64S2A10

No

STC8H1K64S2A10

11MHz

32KB

1.25KB

Generic STC8H2K32T

No

STC8H2K32T

11MHz

32KB

2.25KB

Generic STC8H2K48T

No

STC8H2K48T

11MHz

48KB

2.25KB

Generic STC8H2K60T

No

STC8H2K60T

11MHz

60KB

2.25KB

Generic STC8H2K64T

No

STC8H2K64T

11MHz

64KB

2.25KB

Generic STC8H3K32S2

No

STC8H3K32S2

11MHz

32KB

3.25KB

Generic STC8H3K32S4

No

STC8H3K32S4

11MHz

32KB

3.25KB

Generic STC8H3K48S2

No

STC8H3K48S2

11MHz

32KB

3.25KB

Generic STC8H3K48S4

No

STC8H3K48S4

11MHz

48KB

3.25KB

Generic STC8H3K60S2

No

STC8H3K60S2

11MHz

60KB

3.25KB

Generic STC8H3K60S4

No

STC8H3K60S4

11MHz

60KB

3.25KB

Generic STC8H3K64S2

No

STC8H3K64S2

11MHz

64KB

3.25KB

Generic STC8H3K64S4

No

STC8H3K64S4

11MHz

64KB

3.25KB

Generic STC8H4K32LCD

No

STC8H4K32LCD

11MHz

32KB

4.25KB

Generic STC8H4K32TLCD

No

STC8H4K32TLCD

11MHz

32KB

4.25KB

Generic STC8H4K32TLR

No

STC8H4K32TLR

11MHz

32KB

4.25KB

Generic STC8H4K48LCD

No

STC8H4K48LCD

11MHz

48KB

4.25KB

Generic STC8H4K48TLCD

No

STC8H4K48TLCD

11MHz

48KB

4.25KB

Generic STC8H4K48TLR

No

STC8H4K48TLR

11MHz

48KB

4.25KB

Generic STC8H4K60LCD

No

STC8H4K60LCD

11MHz

60KB

4.25KB

Generic STC8H4K60TLCD

No

STC8H4K60TLCD

11MHz

60KB

4.25KB

Generic STC8H4K60TLR

No

STC8H4K60TLR

11MHz

60KB

4.25KB

Generic STC8H4K64LCD

No

STC8H4K64LCD

11MHz

64KB

4.25KB

Generic STC8H4K64TLCD

No

STC8H4K64TLCD

11MHz

64KB

4.25KB

Generic STC8H4K64TLR

No

STC8H4K64TLR

11MHz

64KB

4.25KB

Generic STC8H8K32U

No

STC8H8K32U

11MHz

32KB

8.25KB

Generic STC8H8K48U

No

STC8H8K48U

11MHz

48KB

8.25KB

Generic STC8H8K60U

No

STC8H8K60U

11MHz

60KB

8.25KB

Generic STC8H8K64U

No

STC8H8K64U

11MHz

64KB

8.25KB

WCH

Name

Debug

MCU

Frequency

Flash

RAM

CH559

No

CH559

12MHz

64KB

6.25KB