特點(diǎn)
| 應(yīng)用
|


引腳號(hào) | 名稱 | 功能 |
1~8 | P1_0~P0_7 | Input or output terminal, push-pull structure, input as default. 輸入或輸出(推挽結(jié)構(gòu)),默認(rèn)輸入。 |
9 | GND | Ground. 地 |
10~17 | P1_0~P1_7 | Input or output terminal, push-pull structure, input as default. 輸入或輸出(推挽結(jié)構(gòu)),默認(rèn)輸入。 |
18 | AD0 | I2C device address, connect to VCC or GND。 I2C器件地址選擇,接VCC或GND。 |
19 | SCL | I2C serial clock. I2C時(shí)鐘 |
20 | SDA | I2C serial data. I2C數(shù)據(jù) |
21 | VCC | Power supply. 電源輸入端. |
22 | INTN | Interrupt output pin, open-drain, need external pull-up resistor; active low. 中斷輸出,開(kāi)漏結(jié)構(gòu),需外部上拉電阻;低有效 |
23 | AD1 | I2C device address, connect to VCC or GND。 I2C器件地址選擇,接VCC或GND。 |
24 | AD2 (HTR3355, HTR3335)
RSTN (HTR3339) | AD2: I2C device address, connect to VCC or GND。 AD2: I2C器件地址選擇,接VCC或GND。
RSTN: Hardware reset pin, active low. RSTN: 硬件復(fù)位,低為復(fù)位 |
EP | GND | Provides both electrical and thermal connection from the device to the board. Connect to the system ground. 接地。 |
