Embedded Studio for ARM, Windows, 64-bit
Simply download and run the installer.
V5.34
V5.34 V5.32a V5.32 V5.30 V5.20a V5.20 V5.10d V5.10b V5.10a V5.10 V4.52c V4.52b V4.52a V4.52 V4.50 V4.42a V4.42 V4.40 V4.30c V4.30b V4.30a V4.30 V4.22 V4.20a V4.20 V4.18 V4.16a V4.16 V4.12 V4.10a V4.10
[2021-01-06] 534,320 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532a_win_x64.exe
V5.32a
[2020-12-10] 509,619 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532_win_x64.exe
V5.32
[2020-12-03] 509,612 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v530_win_x64.exe
V5.30
[2020-11-26] 509,855 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520a_win_x64.exe
V5.20a
[2020-11-05] 509,418 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520_win_x64.exe
V5.20
[2020-10-21] 508,934 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510d_win_x64.exe
V5.10d
[2020-10-19] 485,928 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510b_win_x64.exe
V5.10b
[2020-09-17] 485,972 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510a_win_x64.exe
V5.10a
[2020-08-28] 475,614 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510_win_x64.exe
V5.10
[2020-08-06] 475,116 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452c_win_x64.exe
V4.52c
[2020-05-18] 312,125 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452b_win_x64.exe
V4.52b
[2020-04-21] 310,808 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452a_win_x64.exe
V4.52a
[2020-04-08] 311,258 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452_win_x64.exe
V4.52
[2020-04-01] 311,197 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v450_win_x64.exe
V4.50
[2020-02-17] 306,520 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442a_win_x64.exe
V4.42a
[2020-02-12] 305,421 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442_win_x64.exe
V4.42
[2020-01-28] 302,465 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v440_win_x64.exe
V4.40
[2020-01-13] 302,770 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430c_win_x64.exe
V4.30c
[2019-12-03] 284,093 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430b_win_x64.exe
V4.30b
[2019-11-19] 283,733 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430a_win_x64.exe
V4.30a
[2019-11-06] 283,731 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430_win_x64.exe
V4.30
[2019-10-21] 283,783 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v422_win_x64.exe
V4.22
[2019-09-04] 285,339 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420a_win_x64.exe
V4.20a
[2019-08-22] 284,903 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420_win_x64.exe
V4.20
[2019-08-15] 284,930 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v418_win_x64.exe
V4.18
[2019-07-03] 250,043 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416a_win_x64.exe
V4.16a
[2019-06-19] 227,473 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416_win_x64.exe
V4.16
[2019-04-04] 226,183 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v412_win_x64.exe
V4.12
[2018-11-28] 215,850 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410a_win_x64.exe
V4.10a
[2018-11-02] 215,769 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410_win_x64.exe
V4.10
[2018-10-22] 215,660 KB DOWNLOAD
Embedded Studio for ARM, Windows, 32-bit
Simply download and run the installer.
V5.34
V5.34 V5.32a V5.32 V5.30 V5.20a V5.20 V5.10d V5.10b V5.10a V5.10 V4.52c V4.52b V4.52a V4.52 V4.50 V4.42a V4.42 V4.40 V4.30c V4.30b V4.30a V4.30 V4.22 V4.20a V4.20 V4.18 V4.16a V4.16 V4.12 V4.10a V4.10
[2021-01-06] 523,214 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532a_win_x86.exe
V5.32a
[2020-12-10] 498,644 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532_win_x86.exe
V5.32
[2020-12-03] 498,812 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v530_win_x86.exe
V5.30
[2020-11-26] 499,009 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520a_win_x86.exe
V5.20a
[2020-11-05] 498,740 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520_win_x86.exe
V5.20
[2020-10-21] 498,587 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510d_win_x86.exe
V5.10d
[2020-10-19] 476,534 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510b_win_x86.exe
V5.10b
[2020-09-17] 476,317 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510a_win_x86.exe
V5.10a
[2020-08-28] 466,167 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510_win_x86.exe
V5.10
[2020-08-06] 465,572 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452c_win_x86.exe
V4.52c
[2020-05-18] 302,698 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452b_win_x86.exe
V4.52b
[2020-04-21] 301,502 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452a_win_x86.exe
V4.52a
[2020-04-08] 301,543 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452_win_x86.exe
V4.52
[2020-04-01] 301,582 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v450_win_x86.exe
V4.50
[2020-02-17] 283,223 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442a_win_x86.exe
V4.42a
[2020-02-12] 282,308 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442_win_x86.exe
V4.42
[2020-01-28] 279,503 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v440_win_x86.exe
V4.40
[2020-01-13] 280,041 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430c_win_x86.exe
V4.30c
[2019-12-03] 264,660 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430b_win_x86.exe
V4.30b
[2019-11-19] 264,377 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430a_win_x86.exe
V4.30a
[2019-11-06] 264,377 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430_win_x86.exe
V4.30
[2019-10-21] 264,508 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v422_win_x86.exe
V4.22
[2019-09-04] 257,807 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420a_win_x86.exe
V4.20a
[2019-08-22] 257,476 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420_win_x86.exe
V4.20
[2019-08-15] 257,515 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v418_win_x86.exe
V4.18
[2019-07-03] 223,060 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416a_win_x86.exe
V4.16a
[2019-06-19] 203,856 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416_win_x86.exe
V4.16
[2019-04-04] 203,311 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v412_win_x86.exe
V4.12
[2018-11-28] 193,528 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410a_win_x86.exe
V4.10a
[2018-11-02] 193,750 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410_win_x86.exe
V4.10
[2018-10-22] 193,754 KB DOWNLOAD
Embedded Studio for ARM, macOS
Download and mount the image, then run the installer.
V5.34
V5.34 V5.32a V5.32 V5.30 V5.20a V5.20 V5.10d V5.10b V5.10a V5.10 V4.52c V4.52b V4.52a V4.52 V4.50 V4.42a V4.42 V4.40 V4.30c V4.30b V4.30a V4.30 V4.22 V4.20a V4.20 V4.18 V4.16a V4.16 V4.12 V4.10a V4.10
[2021-01-06] 771,878 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532a_macos_x64.dmg
V5.32a
[2020-12-10] 740,784 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532_macos_x64.dmg
V5.32
[2020-12-03] 740,471 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v530_macos_x64.dmg
V5.30
[2020-11-26] 740,356 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520a_macos_x64.dmg
V5.20a
[2020-11-05] 739,835 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520_macos_x64.dmg
V5.20
[2020-10-21] 739,402 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510d_macos_x64.dmg
V5.10d
[2020-10-19] 588,270 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510b_macos_x64.dmg
V5.10b
[2020-09-17] 587,711 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510a_macos_x64.dmg
V5.10a
[2020-08-28] 577,424 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510_macos_x64.dmg
V5.10
[2020-08-06] 576,817 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452c_macos_x64.dmg
V4.52c
[2020-05-18] 425,572 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452b_macos_x64.dmg
V4.52b
[2020-04-21] 424,109 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452a_macos_x64.dmg
V4.52a
[2020-04-08] 424,646 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452_macos_x64.dmg
V4.52
[2020-04-01] 424,602 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v450_macos_x64.dmg
V4.50
[2020-02-17] 415,278 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442a_macos_x64.dmg
V4.42a
[2020-02-12] 415,351 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442_macos_x64.dmg
V4.42
[2020-01-28] 409,178 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v440_macos_x64.dmg
V4.40
[2020-01-13] 404,913 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430c_macos_x64.dmg
V4.30c
[2019-12-03] 379,565 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430b_macos_x64.dmg
V4.30b
[2019-11-19] 379,506 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430a_macos_x64.dmg
V4.30a
[2019-11-06] 379,459 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430_macos_x64.dmg
V4.30
[2019-10-21] 378,953 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v422_macos_x64.dmg
V4.22
[2019-09-04] 374,753 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420a_macos_x64.dmg
V4.20a
[2019-08-22] 374,543 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420_macos_x64.dmg
V4.20
[2019-08-15] 374,409 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v418_macos_x64.dmg
V4.18
[2019-07-03] 364,952 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416a_macos_x64.dmg
V4.16a
[2019-06-19] 337,104 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416_macos_x64.dmg
V4.16
[2019-04-04] 334,808 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v412_macos_x64.dmg
V4.12
[2018-11-28] 316,993 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410a_macos_x64.dmg
V4.10a
[2018-11-02] 318,200 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410_macos_x64.dmg
V4.10
[2018-10-22] 318,161 KB DOWNLOAD
Embedded Studio for ARM, Linux, 64-bit
Download and extract the archive, then run the installer.
V5.34
V5.34 V5.32a V5.32 V5.30 V5.20a V5.20 V5.10d V5.10b V5.10a V5.10 V4.52c V4.52b V4.52a V4.52 V4.50 V4.42a V4.42 V4.40 V4.30c V4.30b V4.30a V4.30 V4.22 V4.20a V4.20 V4.18 V4.16a V4.16 V4.12 V4.10a V4.10
[2021-01-06] 669,030 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532a_linux_x64.tar.gz
V5.32a
[2020-12-10] 636,048 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532_linux_x64.tar.gz
V5.32
[2020-12-03] 636,334 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v530_linux_x64.tar.gz
V5.30
[2020-11-26] 635,920 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520a_linux_x64.tar.gz
V5.20a
[2020-11-05] 635,456 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520_linux_x64.tar.gz
V5.20
[2020-10-21] 634,994 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510d_linux_x64.tar.gz
V5.10d
[2020-10-19] 512,931 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510b_linux_x64.tar.gz
V5.10b
[2020-09-17] 512,629 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510a_linux_x64.tar.gz
V5.10a
[2020-08-28] 507,010 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510_linux_x64.tar.gz
V5.10
[2020-08-06] 505,948 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452c_linux_x64.tar.gz
V4.52c
[2020-05-18] 351,353 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452b_linux_x64.tar.gz
V4.52b
[2020-04-21] 350,340 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452a_linux_x64.tar.gz
V4.52a
[2020-04-08] 350,261 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452_linux_x64.tar.gz
V4.52
[2020-04-01] 350,276 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v450_linux_x64.tar.gz
V4.50
[2020-02-17] 346,678 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442a_linux_x64.tar.gz
V4.42a
[2020-02-12] 346,485 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442_linux_x64.tar.gz
V4.42
[2020-01-28] 343,457 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v440_linux_x64.tar.gz
V4.40
[2020-01-13] 342,409 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430c_linux_x64.tar.gz
V4.30c
[2019-12-03] 314,983 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430b_linux_x64.tar.gz
V4.30b
[2019-11-19] 314,659 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430a_linux_x64.tar.gz
V4.30a
[2019-11-06] 314,647 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430_linux_x64.tar.gz
V4.30
[2019-10-21] 314,262 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v422_linux_x64.tar.gz
V4.22
[2019-09-04] 305,997 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420a_linux_x64.tar.gz
V4.20a
[2019-08-22] 306,423 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420_linux_x64.tar.gz
V4.20
[2019-08-15] 306,429 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v418_linux_x64.tar.gz
V4.18
[2019-07-03] 304,382 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416a_linux_x64.tar.gz
V4.16a
[2019-06-19] 276,276 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416_linux_x64.tar.gz
V4.16
[2019-04-04] 275,879 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v412_linux_x64.tar.gz
V4.12
[2018-11-28] 266,279 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410a_linux_x64.tar.gz
V4.10a
[2018-11-02] 266,570 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410_linux_x64.tar.gz
V4.10
[2018-10-22] 266,426 KB DOWNLOAD
Embedded Studio for ARM, Linux, 32-bit
Download and extract the archive, then run the installer.
V5.34
V5.34 V5.32a V5.32 V5.30 V5.20a V5.20 V5.10d V5.10b V5.10a V5.10 V4.52c V4.52b V4.52a V4.52 V4.50 V4.42a V4.42 V4.40 V4.30c V4.30b V4.30a V4.30 V4.22 V4.20a V4.20 V4.18 V4.16a V4.16 V4.12 V4.10a V4.10
[2021-01-06] 714,626 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532a_linux_x86.tar.gz
V5.32a
[2020-12-10] 678,585 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v532_linux_x86.tar.gz
V5.32
[2020-12-03] 678,662 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v530_linux_x86.tar.gz
V5.30
[2020-11-26] 677,878 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520a_linux_x86.tar.gz
V5.20a
[2020-11-05] 677,927 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v520_linux_x86.tar.gz
V5.20
[2020-10-21] 677,288 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510d_linux_x86.tar.gz
V5.10d
[2020-10-19] 536,160 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510b_linux_x86.tar.gz
V5.10b
[2020-09-17] 535,899 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510a_linux_x86.tar.gz
V5.10a
[2020-08-28] 530,483 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v510_linux_x86.tar.gz
V5.10
[2020-08-06] 529,422 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452c_linux_x86.tar.gz
V4.52c
[2020-05-18] 373,201 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452b_linux_x86.tar.gz
V4.52b
[2020-04-21] 372,043 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452a_linux_x86.tar.gz
V4.52a
[2020-04-08] 372,388 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v452_linux_x86.tar.gz
V4.52
[2020-04-01] 372,172 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v450_linux_x86.tar.gz
V4.50
[2020-02-17] 366,578 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442a_linux_x86.tar.gz
V4.42a
[2020-02-12] 366,501 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v442_linux_x86.tar.gz
V4.42
[2020-01-28] 363,747 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v440_linux_x86.tar.gz
V4.40
[2020-01-13] 362,018 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430c_linux_x86.tar.gz
V4.30c
[2019-12-03] 330,704 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430b_linux_x86.tar.gz
V4.30b
[2019-11-19] 330,650 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430a_linux_x86.tar.gz
V4.30a
[2019-11-06] 330,646 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v430_linux_x86.tar.gz
V4.30
[2019-10-21] 329,925 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v422_linux_x86.tar.gz
V4.22
[2019-09-04] 320,871 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420a_linux_x86.tar.gz
V4.20a
[2019-08-22] 320,940 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v420_linux_x86.tar.gz
V4.20
[2019-08-15] 320,935 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v418_linux_x86.tar.gz
V4.18
[2019-07-03] 319,508 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416a_linux_x86.tar.gz
V4.16a
[2019-06-19] 288,085 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v416_linux_x86.tar.gz
V4.16
[2019-04-04] 287,193 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v412_linux_x86.tar.gz
V4.12
[2018-11-28] 278,556 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410a_linux_x86.tar.gz
V4.10a
[2018-11-02] 278,390 KB DOWNLOAD
Setup_EmbeddedStudio_ARM_v410_linux_x86.tar.gz
V4.10
[2018-10-22] 278,415 KB DOWNLOAD