要想让PC2、PC3、PC6、PC8变成低电平,语句是:
A. HAL_GPIO_WritePin(GPIOC,GPIO_PIN_2 | GPIO_PIN_3 | GPIO_PIN_6| GPIO_PIN_8,0);
B. HAL_GPIO_WritePin(GPIOC,GPIO_PIN_2&GPIO_PIN_3&GPIO_PIN_6&GPIO_PIN_8,0);
C. HAL_GPIO_WritePin(GPIOC,GPIO_PIN_2~GPIO_PIN_3 ~ GPIO_PIN_6~ GPIO_PIN_8,0);
D. HAL_GPIO_WritePin(GPIOC,GPIO_PIN_2||GPIO_PIN_3 || GPIO_PIN_6|| GPIO_PIN_8,0);
查看答案
HAL_GPIO_WritePin(GPIOC,GPIO_PIN_0 | GPIO_PIN_2 | GPIO_PIN_5,GPIO_BIT_RESET); 功能是:
A. PC0输出低电平
B. PC2输出低电平
C. PC3输出低电平
D. PC6输出低电平
Task 5Directions: The following is a public notice. After reading it, you should give brief answers to the5 questions (No. 56 to No. 60) that follow. The answers (in no more than 3 words) should bewritten after the corresponding numbers on the Answer Sheet.Your Input Is InvitedService Change Public HearingsAC Transit Company is seeking public feedback on a proposal to replace Line 1 with the new Bus RapidTransit (BRT) service. Lines 801, 14 and 47 will be shortened.Complete details on the proposed service changes are available at www. actransit. org, or in printedformat at the company's general office, 1800 Park Street. Information about the proposal can also beobtained by email at plan@actransit. org or by calling 881 - 7759.Community MeetingThursday,July 256:00 p.m.-8:00 p.m.BRT Information Center,680 A International SquarePublic HearingsWednesday,August 72:00 p.m.-6:00 p.m.AC Transit General Office, 1800 Park StreetWheelchairs are accessible. Spanish and Chinese interpreters will be available at the community meetingand public hearings. Upon requests for the public hearings, the company can supply a sign languageinterpreter or an interpreter for languages other than those previously mentioned.How to Comment:Attend a community meeting or public hearings or submit comments via email, phone, and U.S. Mailno later than the close of the final Public Hearing on August 7.56.Which bus line is to be replaced?____________________________________
57. Where can people get detailed information about the proposed service changes?At www. actransit. org, or in printed format at the______________________.
58. When will the community meeting be held?It will be held on______________________________.