Flat Panel Television User Manual
Table Of Contents
- TOC
- 01-Overview
- 02-Address Space
- 03-Addressing Modes
- 04-Control Registers
- 05-Interrupt Structure
- 06-Instruction Set
- 07-Clock and Power Circuits
- 08-RESET
- 09-IO PORTS
- 10-BASIC TIMER and TIMER 0
- 11-Timer1
- 12-CounterA
- 13-Timer2
- 14-EMBEDDED Flash Memory Interface
- 15-Low Voltagge Detector
- 16-Electrical Data
- 17-Mechanical Data
- 18-Flash MCU
- 19-Development Tool
- TOC.pdf
S3F80P5_UM_ REV1.00 RESET
RECOMMENDATION FOR UNUSUED PINS
To reduce overall power consumption, please configure unused pins according to the guideline description Table
8-5.
Table 8-5. Guideline for Unused Pins to Reduced Power Consumption
Pin Name Recommend Example
Port 0 • Set Input mode
• Enable Pull-up Resister
• No Connection for Pins
• P0CONH ← # 00H or 0FFH
• P0CONL ← # 00H or 0FFH
• P0PUR ← # 0FFH
Port 1 • Set Open-Drain Output mode
• Set P1 Data Register to #00H.
• Disable Pull-up Resister
• No Connection for Pins
• P1CONH ← # 55H
• P1CONL ← # 55H
• P1 ← # 00H
Port 2.0 • Set Push-pull Output mode
• Set P2 Data Register to #00H.
• Disable Pull-up resister
• No Connection for Pins
• P2CONL ← # 0AAH
• P2 ← # 00H
• P2PUR ← # 00H
P3.0–3.1 • Set Push-pull Output mode
• Set P3 Data Register to #00H.
• No Connection for Pins
• P3CON ← # 11010010B
• P3 ← # 00H
TEST
• Connect to V
SS
.
–
8-19