VPOS=0, L2UNDF=0, L1UNDF=0
System Control Block Status Monitor Register
VPOS | Graphics 2 specified line detection flag 0 (0): No specified line notification has been detected in graphics 2. 1 (1): A specified line notification has been detected in graphics 2. |
L1UNDF | Graphics 1 underflow detection flag 0 (0): No underflow has been detected in graphics 1. 1 (1): An underflow has been detected in graphics 1. |
L2UNDF | Graphics 2 underflow detection flag 0 (0): No underflow has been detected in graphics 2. 1 (1): An underflow has been detected in graphics 2. |