| | digital output
|
| Has anyone used any external devices with the HandyBoard that require a digital output from the microprocessor, such as pin PA6 or PA7? Currently there is an IR transmitter on PA6, and we want to use such an output to open/close a gripper of a robot (...) (27 years ago, 2-May-97, to lugnet.robotics.handyboard)
| | | | Re: digital output
|
| (...) You might try using PortD (the header poking out of the lower right side of the LCD) /* set DDRC */ poke(0x1009,0x3c); #define PD2 0b000...000100 /* aka MISO */ #define PD3 0b000...0001000 /* MOSI */ #define PD4 0b000...00010000 /* SCK */ (...) (27 years ago, 2-May-97, to lugnet.robotics.handyboard)
| |