┴ RATHER OBSCURE FEATURE THIS ONE, BUT IT WILL LET YOU ENABLE AN EXTERNAL ╥╧═ CARTRIDGE OF YOUR OWN DESIGN FROM THE ╙┼╥╓┴╬╘ MENU. ─UE TO THE 128'S DESIGN, MOST COMMERCIAL PRODUCED CARTRIDGES WILL SUPPRESS ╘╚┼ ╙┼╥╓┴╬╘ ENTIRELY. ╘O USE THIS FEATURE, YOU'LL PROBABLY HAVE TO DESIGN YOUR OWN CARTRIDGE. ╘HE ╤╒╔├╦ ┬╥╧╫╬ ┬╧╪ IS IDEAL FOR THIS PURPOSE. ╔T CONTAINS BATTERY BACKED ╥┴═ CARTRIDGE AND IS THEREBY NOT REALLY A ╥╧═ CARTRIDGE. ╔T RETAINS ITS CONTENTS WITHOUT POWER APPLIED JUST LIKE A ╥╧═ CARTRIDGE. ┘OU'LL HAVE TO KNOW ═╠ PROGRAMMING TO DO IT IN ANY CASE BUT A ═╠ COURSE GOES BEYOND THE SCOPE OF THIS MANUAL. ╔F YOU HAVE THE ╤┬┬, YOUR MANUAL WILL DESCRIBE BRIEFLY HOW TO MAKE A CARTRIDGE WORK. ┴LSO, FUNCTION ╥╧═ CARTRIDGES IS DESCRIBED IN TH 128 ╨ROGRAMMERS ╥EFERENCE ═ANUAL. ╨╠┼┴╙┼ ╬╧╘┼: ╔F ╘╚┼ ╙┼╥╓┴╬╘ IS MOUNTED EXTERNALLY, THIS COMMAND WILL ACCESS THE INTERNAL ╥╧═ IF PRESENT. ═OUNTED EXTERNALLY ╘╚┼ ╙┼╥╓┴╬╘ WILL SUPPRESS ANY INTERNAL ╥╧═ DURING STARTUP. ┴LSO PLEASE NOTE THAT THE COMPUTER ALWAYS WILL BE SET TO 1═HZ MODE WHEN ACCESSING THE OTHER ╥╧═. ╘HIS WILL ENSURE COMPATIBILITY WITH THE ╤┬┬ WHICH CAN'T OPERATE IN 2═HZ MODE.
┴ TIP: ╔F YOU SET THE ╥╧═ ╔.─. (BYTE 6, EITHER $8006 OR $C006) IN THE ╤┬┬ OR ╥╧═ TO ZERO, IT WILL BE DORMANT UNTIL IT IS CALLED FROM ╘╚┼ ╙┼╥╓┴╬╘ MAIN MENU. ╘HAT BYTE WOULD NORMALLY HOLD A VALUE OF 2 OR GREATER.
