Register parameters
RST 20H, DEFW $7809
IN:
BHL = dividend
CDE = divisor
OUT, if call successful:
Fc = 0
BHL = quotient
CDE = remainder
OUT, if call failed:
Fc = 1
A = error code:
RC_FAIL ($16), division by zero attempted)
Registers changed after return:
......../IXIY same
AFBCDEHL/.... differentÂ