NEC PD754144 - Manual (Page 181)

CHAPTER 6 PERIPHERAL HARDWARE FUNCTION
181 User’s Manual U10676EJ3V0UM
Figure 6-49. Block Diagram of Programmable Threshold Port
PTH00
PTH01
AV
REF
1
2
R
R
R
1
2
R
MPX
V REF
PTHM7
PTHM
PTHM6
PTHM5
PTHM4
PTHM3
PTHM2
PTHM1
PTHM0
8
Operate/stop
Standby mode signal
+
–
+
–
PTH0
Programmable
threshold
port input latch (2)
Input buffer
Input buffer
Internal bus