public static function opcode232(Core $core)
{
$signedByte = $core->usbtsb($core->memoryRead($core->programCounter));
$temp_value = $core->nswtuw($core->stackPointer + $signedByte);
$core->FCarry = (($core->stackPointer ^ $signedByte ^ $temp_value) & 0x100) == 0x100;
$core->FHalfCarry = (($core->stackPointer ^ $signedByte ^ $temp_value) & 0x10) == 0x10;
$core->stackPointer = $temp_value;
$core->programCounter = $core->programCounter + 1 & 0xffff;
$core->FZero = $core->FSubtract = false;
}