W78E378 Datasheet, PDF (12/38 Pages) Winbond – MONITOR MICROCONTROLLER

Preliminary W78E378/W78C378/W78C374
*HFCOUNTH: Horizontal frequency counter register, high byte (Read Only)
BIT
NAME
FUNCTION
0
HF8
H frequency count bit 8
1
HF9
H frequency count bit 9
2
HF10
H frequency count bit 10
3
HF11
H frequency count bit 11
4−5
-
-
6
NOH
Set by hardware if no Hin signal
7
HPOL Hin polarity. 0: Positive, 1: Negative
*VFCOUNTL: Vertical frequency counter register, low byte (Read Only)
BIT
NAME
FUNCTION
0
VF0
V frequency count bit 0
1
VF1
V frequency count bit 1
2
VF2
V frequency count bit 2
3
VF3
V frequency count bit 3
4
VF4
V frequency count bit 4
5
VF5
V frequency count bit 5
6
VF6
V frequency count bit 6
7
VF7
V frequency count bit 7
*VFCOUNTH: Vertical frequency counter register, high byte (Read Only)
BIT
NAME
FUNCTION
0
VF8
V frequency count bit 8
1
VF9
V frequency count bit 9
2
VF10
V frequency count bit 10
3
VF11
V frequency count bit 11
4−5
-
-
6
NOV
Set by hardware if no VIN signal
7
VPOL VIN polarity. 0: Positive, 1: Negative
* INTVECT: Interrupt Vector Register (Read Only)
BIT
NAME
FUNCTION
0
SCLINT SCL pin pulled low detected
1
ADCINT ADC conversion completed
2
DDC1INT DDC1 port buffer empty
3
SOAINT SOA condition happen
4
VEVENT Vsync pulse detected or NOV = 1 (V counter overflow)
(The VEVENT is designed to be generated only 'one' time
if no Vsync input.)
5
PARAINT Parabola Interrupt generated
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