Z90251 ZILOG [Zilog, Inc.], Z90251 Datasheet - Page 17

• Manufacturer Part Number: Z90251
• Description: eZVision 200 Television Controllers with OSD
• Manufacturer: ZILOG [Zilog, Inc.]

Acronym
P61/ADC2
P41/ADC1
P44/PWM7
P45/PWM8
P46/PWM9
P47/PWM10
PWM11/P56
PWM6/P55
PWM6/P55
PWM5/P54
PWM4/P53
PWM3/P52
PWM2/P51
PWM1/P50
Note: PWM6 can be either 6-bit or 14-bit output.
Table 3
Pin Name(s)
Port 6 bit 1 or
Analog-to-Digital Converter
Channel 2
Port 4 bit 1 or
Analog-to-Digital Converter
Channel 1
Port 4 bit 4 or Pulse Width
Modulator 7
Port 4 bit 5 or Pulse Width
Modulator 8
Port 4 bit 6 or Pulse Width
Modulator 9
Port 4 bit 7 or Pulse Width
Modulator 10
Pulse Width Modulator 11 or
Port 5 bit 6
Pulse Width Modulator 6 or
Port 5 bit 5
Pulse Width Modulator 6 or
Port 5 bit 5
Pulse Width Modulator 5 or
Port 5 bit 4
Pulse Width Modulator 4 or
Port 5 bit 3
Pulse Width Modulator 3 or
Port 5 bit 2
Pulse Width Modulator 2 or
Port 5 bit 1
Pulse Width Modulator 1 or
Port 5 bit 0
Multiplexed Pin Descriptions (Continued)
Description
Port 6 bit 1 can be programmed as an input or output
line.
Port 4 bit1 can be programmed as an input or output
line.
These port pins can be programmed as input or output
ports. Each PWM channel has 6-bit resolution.
The PWM signal-generator channel has 14-bit
resolution. Port 5 bit 6 and port 5 bit 5 can be
programmed as inputs or outputs.
These port pins can be programmed as input or output
ports. Each PWM signal-generator channel has 6-bit
resolution.
The PWM signal-generator channel has 6-bit resolution.
Port 5 bit 1 and Port 5 bit 0 can be programmed as an
input or output port.
The PWM signal-generator channel has 6-bit resolution.
Port 5 bit 0 can be programmed as an input or output
port.
32 KB Television Controller with OSD
PS001301-0800
9