/* Copyright (C) 1986 by M. J. Shannon, Jr.
** Permission to distribute for non-commercial uses granted as long as this
** notice is retained.  Violators will be prosecuted.
*/

#include	<stdio.h>
#include	"mpu/mpu.h"

unsigned char read_buf[5120];	/* a buffer to read into */

int
main(argc, argv, envp)
int argc;
char **argv;
char **envp;
{
	char *vers_string;

	setbuf(stdout, NULL);
	/* reset the MPU */
	mpu_reset();
	/* get the firmware version/revision */
	vers_string = mpu_id();
	/* show it to the user */
	printf("MPU: %s\n", vers_string);
	/* enable various options */
	mpu_put(SWE_HEXCL);
	mpu_put(SWE_DATAINSTOP);
	mpu_put(SWE_TIME);
	mpu_put(SWE_MODE);
	mpu_put(SWE_BENDER);
	mpu_put(SWE_MEASEND);
	mpu_put(SWE_COMMON);
	mpu_put(SWE_REALTIME);
	if (argc > 1)
		mpu_put(0x22);
	/* and get packets until the user gives up */
	for (;;)
	{
		int length, i;
		unsigned char c;

		length = mpu_read(&read_buf[0]);
		if (length)
		{
			printf("Length = %d:\n", length);
			for (i = 0; i < length; ++i)
			{
				c = read_buf[i];
				printf("%x%x ", (c >> 4) & 0x0F, c & 0x0F);
			}
			printf("\n");
		}
		else
			printf(" \b \b \b");
	}
	/* return success to DOS */
	return (0);
}