HG7881 L9110S DC Motor Stepper Motor Driver Module Bi-Directional
The module can simultaneously drive two DC motors or a 4-wire 2-phase stepper motor. Have pin high pressure protection function. 51 test code sbit MOTOR_A_1 = P0 ^ 0;. sbit MOTOR_A_2 = P0 ^ 1;. sbit MOTOR_B_1 = P0 ^ 2;.