.hide-partial { max-height: none; } .show-more { display: none; }

Embedded Processors & Controllers

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Embedded Processors & Controllers

List Images

Results: 5.722

Applied Filters:

Manufacturer = Multiple Values

Product Type

Mounting Style

Package/Case

Core

Data Bus Width

Maximum Clock Frequency

Program Memory Size

L1 Cache Instruction Memory

L1 Cache Data Memory

Data RAM Size

ADC Resolution

Number of I/Os

Minimum Operating Temperature

Maximum Operating Temperature

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

ARM Microcontrollers - MCU High perf Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART 600 GOPS NeoChrom GPU

STM32N657I0H3Q
STMicroelectronics
1: 18,03 €
40In Stock
1.008Expected 10/8/2026
New Product

Mfr. Part No.
STM32N657I0H3Q

Mouser Part No
511-STM32N657I0H3Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU High perf Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART 600 GOPS NeoChrom GPU

Learn More

Datasheet

40In Stock

1.008Expected 10/8/2026

18,03 €

14,41 €

13,49 €

12,09 €

11,73 €

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

VFBGA-178

ARM Cortex M55

32 bit

800 MHz

1 KB

4.2 MB

12 bit

106 I/O

- 40 C

+ 125 C

Tray

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc HW crypto

STM32N657X0H3Q
STMicroelectronics
1: 19,63 €
85In Stock
1.428On Order
New Product

Mfr. Part No.
STM32N657X0H3Q

Mouser Part No
511-STM32N657X0H3Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc HW crypto

Learn More

Datasheet

85In Stock

1.428On Order

19,63 €

15,72 €

14,74 €

13,55 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

ARM Cortex M55

1 GHz

4.2 MB

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU with 32 Kbytes of Flash memory, 56 MHz CPU

STM32U031K6U3
STMicroelectronics
1: 1,92 €
174In Stock
New Product

Mfr. Part No.
STM32U031K6U3

Mouser Part No
511-STM32U031K6U3

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU with 32 Kbytes of Flash memory, 56 MHz CPU

Datasheet

174In Stock

1,92 €

1,43 €

1,30 €

1,16 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375CEU6
STMicroelectronics
1: 4,35 €
235In Stock
New Product

Mfr. Part No.
STM32U375CEU6

Mouser Part No
511-STM32U375CEU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

235In Stock

4,35 €

3,32 €

3,05 €

2,77 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375CGU6
STMicroelectronics
1: 5,27 €
256In Stock
New Product

Mfr. Part No.
STM32U375CGU6

Mouser Part No
511-STM32U375CGU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

256In Stock

5,27 €

4,04 €

3,73 €

3,14 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375CGY6QTR
STMicroelectronics
1: 5,00 €
82In Stock
5.000Expected 10/26/2026
New Product

Mfr. Part No.
STM32U375CGY6QTR

Mouser Part No
511-STM32U375CGY6QTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

82In Stock

5.000Expected 10/26/2026

Cut Tape

5,00 €

3,83 €

3,53 €

3,21 €

View

Reel

2,73 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ARM Microcontrollers - MCU

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375REI6Q
STMicroelectronics
1: 4,82 €
200In Stock
New Product

Mfr. Part No.
STM32U375REI6Q

Mouser Part No
511-STM32U375REI6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

200In Stock

4,82 €

3,68 €

3,40 €

3,09 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375RGI6
STMicroelectronics
1: 5,73 €
200In Stock
New Product

Mfr. Part No.
STM32U375RGI6

Mouser Part No
511-STM32U375RGI6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

200In Stock

5,73 €

4,40 €

4,08 €

3,71 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375RGY6GTR
STMicroelectronics
1: 5,00 €
171In Stock
New Product

Mfr. Part No.
STM32U375RGY6GTR

Mouser Part No
511-STM32U375RGY6GTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

171In Stock

Cut Tape

5,00 €

3,83 €

3,53 €

3,21 €

View

Reel

2,73 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ARM Microcontrollers - MCU

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375RGY6QTR
STMicroelectronics
1: 5,00 €
180In Stock
New Product

Mfr. Part No.
STM32U375RGY6QTR

Mouser Part No
511-STM32U375RGY6QTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

180In Stock

Cut Tape

5,00 €

3,83 €

3,53 €

3,21 €

View

Reel

2,71 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ARM Microcontrollers - MCU

SMD/SMT

WLCSP-68

ARM Cortex M33

32 bit

96 MHz

1 MB

256 kB

12 bit

52 I/O

- 40 C

+ 105 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375VEI6
STMicroelectronics
1: 5,50 €
200In Stock
New Product

Mfr. Part No.
STM32U375VEI6

Mouser Part No
511-STM32U375VEI6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

200In Stock

5,50 €

4,22 €

3,90 €

3,55 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375VGI6Q
STMicroelectronics
1: 6,40 €
188In Stock
New Product

Mfr. Part No.
STM32U375VGI6Q

Mouser Part No
511-STM32U375VGI6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

188In Stock

6,40 €

4,95 €

4,58 €

4,17 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U385CGY6QTR
STMicroelectronics
1: 5,23 €
117In Stock
New Product

Mfr. Part No.
STM32U385CGY6QTR

Mouser Part No
511-STM32U385CGY6QTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

117In Stock

Cut Tape

5,23 €

4,01 €

3,70 €

3,36 €

View

Reel

2,89 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ARM Microcontrollers - MCU

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U385RGY6QTR
STMicroelectronics
1: 5,23 €
158In Stock
New Product

Mfr. Part No.
STM32U385RGY6QTR

Mouser Part No
511-STM32U385RGY6QTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

158In Stock

Cut Tape

5,23 €

4,01 €

3,70 €

3,36 €

View

Reel

2,86 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ARM Microcontrollers - MCU

SMD/SMT

WLCSP-68

ARM Cortex M33

32 bit

96 MHz

1 MB

256 kB

12 bit

52 I/O

- 40 C

+ 105 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U385VGI6Q
STMicroelectronics
1: 7,89 €
189In Stock
New Product

Mfr. Part No.
STM32U385VGI6Q

Mouser Part No
511-STM32U385VGI6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

189In Stock

7,89 €

5,92 €

5,64 €

4,90 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 512 Kbytes Flash

STM32U535RET3Q
STMicroelectronics
1: 6,56 €
156In Stock
New Product

Mfr. Part No.
STM32U535RET3Q

Mouser Part No
511-STM32U535RET3Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 512 Kbytes Flash

Datasheet

156In Stock

6,56 €

5,07 €

4,70 €

4,28 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-64

ARM Cortex M33

32 bit

160 MHz

512 kB

274 kB

12 bit, 14 bit

51 I/O

- 40 C

+ 125 C

Tray

RF Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100MHz 1Mbyte Flash BLE5.4 802.15.4 Zigbee

STM32WBA50KGU6
STMicroelectronics
1: 3,71 €
126In Stock
New Product

Mfr. Part No.
STM32WBA50KGU6

Mouser Part No
511-STM32WBA50KGU6

New Product

STMicroelectronics

RF Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100MHz 1Mbyte Flash BLE5.4 802.15.4 Zigbee

Learn More

Datasheet

126In Stock

3,71 €

2,86 €

2,65 €

2,42 €

View

Min.: 1
Mult.: 1

RF Microcontrollers - MCU

ARM Cortex M33

100 MHz

1 MB

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100 MHz 2 Mbytes Flash BLE 5.4 Zigbee

STM32WBA62MIF6TR
STMicroelectronics
1: 6,40 €
299In Stock
New Product

Mfr. Part No.
STM32WBA62MIF6TR

Mouser Part No
511-STM32WBA62MIF6TR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100 MHz 2 Mbytes Flash BLE 5.4 Zigbee

Learn More

Datasheet

299In Stock

Cut Tape

6,40 €

4,95 €

4,58 €

4,17 €

View

Reel

3,52 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ARM Microcontrollers - MCU

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100 MHz 2 Mbytes Flash BLE 5.4 Zigbee

STM32WBA64CIU6
STMicroelectronics
1: 6,57 €
269In Stock
New Product

Mfr. Part No.
STM32WBA64CIU6

Mouser Part No
511-STM32WBA64CIU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 TZ MCU 100 MHz 2 Mbytes Flash BLE 5.4 Zigbee

Learn More

Datasheet

269In Stock

6,57 €

5,07 €

4,70 €

4,29 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 170 MHz 512 Kbytes Flash Math Accel High Analog level

STM32G491VET6TR
STMicroelectronics
1: 8,96 €
810In Stock

Mfr. Part No.
STM32G491VET6TR

Mouser Part No
511-STM32G491VET6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 170 MHz 512 Kbytes Flash Math Accel High Analog level

Datasheet

810In Stock

Cut Tape

8,96 €

6,93 €

6,61 €

5,74 €

Reel

4,51 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M4

32 bit

170 MHz

112 kB

12 bit

86 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Cortex-M3 MCU 128 Kbytes of Flash , RTC, LCD, USB

STM32L152VBT6ATR
STMicroelectronics
1: 7,02 €
185In Stock

Mfr. Part No.
STM32L152VBT6ATR

Mouser Part No
511-STM32L152VBT6ATR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Cortex-M3 MCU 128 Kbytes of Flash , RTC, LCD, USB

Learn More

Datasheet

185In Stock

Cut Tape

7,02 €

5,40 €

4,84 €

4,55 €

Reel

4,07 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M3

32 bit

32 MHz

128 kB

16 kB

12 bit

83 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU SR5 E1 line Stellar electrifications 32-bit Arm Cortex-M7 automotive 2x cores 2

SR5E1E770C30F00X
STMicroelectronics
1: 17,91 €
415In Stock

Mfr. Part No.
SR5E1E770C30F00X

Mouser Part No
511-SR5E1E770C30F00X

STMicroelectronics

ARM Microcontrollers - MCU SR5 E1 line Stellar electrifications 32-bit Arm Cortex-M7 automotive 2x cores 2

Learn More

Datasheet

415In Stock

Cut Tape

17,91 €

14,29 €

13,39 €

13,38 €

Reel

11,64 €

View

Min.: 1
Mult.: 1

: 500

ARM Microcontrollers - MCU

SMD/SMT

eLQFP -176

ARM Cortex M7

32 bit

300 MHz

2 MB

488 kB

12 bit, 16 bit

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape

ARM Microcontrollers - MCU Fully integrated controller for USB-PD 3.1 Extended Power Range (EPR) chargers

ST-ONEHPTR
STMicroelectronics
1: 7,62 €
498In Stock

Mfr. Part No.
ST-ONEHPTR

Mouser Part No
511-ST-ONEHPTR

STMicroelectronics

ARM Microcontrollers - MCU Fully integrated controller for USB-PD 3.1 Extended Power Range (EPR) chargers

Learn More

Datasheet

498In Stock

Cut Tape

7,62 €

5,32 €

5,07 €

4,40 €

Reel

3,47 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

ARM Microcontrollers - MCU

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Arm Cortex-M0+ MCU with 16 Kbytes of Flash memory, 6 Kbytes RAM, 48 MHz

STM32C011D6Y6TR
STMicroelectronics
1: 0,765 €
6.419In Stock

Mfr. Part No.
STM32C011D6Y6TR

Mouser Part No
511-STM32C011D6Y6TR

STMicroelectronics

ARM Microcontrollers - MCU Arm Cortex-M0+ MCU with 16 Kbytes of Flash memory, 6 Kbytes RAM, 48 MHz

Learn More

Datasheet

6.419In Stock

Cut Tape

0,765 €

0,55 €

0,496 €

0,436 €

View

Reel

0,359 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ARM Microcontrollers - MCU

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Arm Cortex-M0+ MCU with 16 Kbytes of Flash memory, 6 Kbytes RAM, 48 MHz

STM32C011F4P6
STMicroelectronics
1: 1,01 €
13.468In Stock

Mfr. Part No.
STM32C011F4P6

Mouser Part No
511-STM32C011F4P6

STMicroelectronics

ARM Microcontrollers - MCU Arm Cortex-M0+ MCU with 16 Kbytes of Flash memory, 6 Kbytes RAM, 48 MHz

Learn More

Datasheet

13.468In Stock

1,01 €

0,734 €

0,60 €

0,557 €

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

TSSOP-20

ARM Cortex M0+

32 bit

48 MHz

16 kB

6 kB

12 bit

18 I/O

- 40 C

+ 85 C

Tube

Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support

BGA-100
BGA-132
BGA-144
BGA-168
BGA-169
BGA-176
BGA-216
BGA-292
BGA-64
BGA-73
CSP-100
CSP-115
CSP-36
CSP-48
CSP-64
CSP-72
CSP-81
FPBGA-292
FPBGA-302
FPBGA-386

ARM1176JZ-F
ARM Cortex-A35
ARM Cortex A35, ARM Cortex M33
ARM Cortex A7
ARM Cortex A7, ARM Cortex M4
ARM Cortex M0
ARM Cortex-M0, ARM Cortex-M4
ARM Cortex M0+
ARM Cortex M0+, ARM Cortex M4
ARM Cortex M3
ARM Cortex M33
ARM Cortex M33, ARM Cortex A35
ARM Cortex M35P
ARM Cortex M4
ARM Cortex M4, ARM Cortex M7
ARM Cortex M4F
ARM Cortex M55
ARM Cortex M7
ARM Cortex-R52+
e200z0

8 MHz
15 MHz
16 MHz
16 MHz/32 MHz
20 MHz
24 MHz
32 MHz
32 MHz, 64 MHz
36 MHz
48 MHz
56 MHz
64 MHz
72 MHz
80 MHz
80 MHz, 120 MHz
80 MHz, 160 MHz
84 MHz
96 MHz
100 MHz
110 MHz

0 B
1 KB
2 kB
4 kB
8 kB
16 kB
32 kB
64 kB
96 kB
128 KB
128 kB
160 kB
176 kB
192 kB
256 kB
320 kB
384 kB
512 kB
640 kB
768 kB

384 B
512 B
1 kB
1.5 kB
2 kB
4 kB
6 kB
8 kB
10 kB
12 kB
16 KB
16 kB
18 kB
20 kB
22 kB
24 kB
32 KB
32 kB
36 kB
40 kB

2 x 10 bit
2 x 10 bit, 5 x 12 bit, 6 x 16 bit
2 x 12 bit
2 x 16 bit
2 x 6 bit/8 bit/10 bit/12 bit
2 x 8 bit/10 bit/12 bit
3 x 10 bit, 5 x 12 bit, 6 x 16 bit
3 x 12 bit
3 x 12 bit, 1 x 16 bit
3 x 16 bit
4 x 12 bit
4 x 6 bit/8 bit/10 bit/12 bit
5 x 12 bit
5 x 12 bit, 2 x 16 bit
6 bit/8 bit/10 bit/12 bit
8 bit to 16 bit
10 bit
10 bit, 12 bit
10 bit, 3 x 12 bit
10 bit, 4 x 12 bit

5 I/O
6 I/O
8 I/O
9 I/O
10 I/O
11 I/O
14 I/O
15 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
23 I/O
24 I/O
25 I/O
26 I/O
27 I/O