 |
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 |
|
SPEAR320S 数据表(PDF) 42 Page - STMicroelectronics |
|
|
|||||||||||||||||||||||||||||
SPEAR320S 数据表(HTML) 42 Page - STMicroelectronics |
|
|
42 / 113 page  Pin description SPEAr320S 42/113 Doc ID 022508 Rev 2 3.4.7 Multiplexing scheme To provide the best I/O multiplexing flexibility and the higher number of GPIOs for ARM controlled input-output function, the following hierarchical multiplexing scheme has been implemented. Figure 3. Hierarchical multiplexing scheme Note: 3 selection bits per pin are available in RAS_iosel_reg (0..10). Alternate functions RAS_Select_Reg GPIO_SELECT (0..3) registers GPIOs Extended mode Mode 1: HMI automation Mode 2: MII automation neworking Mode 3: Expanded automation Mode 4: Printer Legacy modes Extended mode enable ExtControl_Reg[0] Legacy mode select Control_Reg (0.. 2) Extended mode selector RAS_iosel_ reg (0 ..10) 3 3 15 |
|
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
