 |
数据搜索系统，热门电子元器件搜索 |
|
|
数据搜索系统，热门电子元器件搜索 |
|
ST20C2 数据表(PDF) 63 Page - STMicroelectronics |
|
|
|||||||||||||||||||||||||||||
ST20C2 数据表(HTML) 63 Page - STMicroelectronics |
|
|
63 / 212 page  devlb 63/212 ® devlb device load byte Code: 2F F0 Description: Perform a device read from memory, a memory-mapped device or a peripheral. The byte addressed by Areg is read into Areg as an unsigned value. The memory access performed by this instruction is guaranteed to be correctly sequenced with respect to other device-access instructions. Also the instruction is guaranteed to be executed after all normal memory load instructions that appear before it in the code sequence, and before all normal memory loads that appear later. Definition: if (PeripheralStart ≤ Areg ≤ PeripheralEnd) Areg ′ 0..7 ← PeripheralByte[Areg] else Areg ′ 0..7 ← byte[Areg] Areg ′ 8..31 ← 0 Error signals: none Comments: Secondary instruction. See also: devls devlw devsb lb |
|
链接网址 |
| ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 数据表链接 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
Chinese ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
