Z9023106FSC Datasheet, PDF (11/19 Pages) Zilog, Inc. – eZVision 200 Television Controllers with OSD

Z90233, Z90234, and Z90231
eZVision 200 Television Controllers with OSD
7
Table 6. Pin Descriptions for the Z90233, Z90234, and Z90231 (Continued)
Name
P27–P20
HLFTN
SDATA0, 1
SCLK0, 1
P63–P60
42-Pin SDIP
Pin Number
42, 41, 40, 39,
38, 37, 35, 21
21
40, 42
39, 41
16, 12, 10, 9
P47–P40
XTAL1
XTAL2
OSDX1
20, 19, 18, 17,
15, 14, 11, 8
31
32
28
OSDX2
29
HSYNC
26
VSYNC
27
VBLANK
25
R, G, B
24, 23, 22
ADC3–ADC0 9, 10, 11, 12
RESET
33
44-Pin PQFP
Pin Number
Function
Reset
Direction State
28, 27, 26, 25, Bit-programmable
I/O
I
24, 23, 21, 6
input/output ports
6
26, 28
25, 27
Half tone output
I²C data
I²C clock
O
I
I/O
I
I/O
I
1, 41, 38, 37
Bit-programmable
I/O
I
input/output ports
5, 4, 3, 2, 44, 43, Bit-programmable
I/O
I
39, 36
input/output ports
16
Crystal oscillator input I
I
17
Crystal oscillator output O
O
13
Dot clock oscillator
I
I
input
14
Dot clock oscillator
O
O
output
11
Horizontal sync
I
I
12
Vertical sync
I
I
10
Video blank
O
O
9, 8, 7
Video R, G, B
O
O
37, 38, 39, 41 4-bit analog-to-digital AI
I
converter input
19
Device reset
I/O
I
Note: ^{*These pins are input on POR. They must be configured to be}
output ports for PWM applications.
PS010703-0502