Panasonic MN101C00 Cell Phone User Manual


 
Chapter 7 AC Zero-Cross Circuit/Noise Filter
126
[ 2-4-3 "Interrupt Control
Registers External Interrupt
Control Registers"]
[ 3-2-2 "I/O Port Control
Registers Pin Control
Registers"]
7-4 AC Zero-Cross Control Register
7-4-1 Overview
Four registers control the AC zero-cross circuit.
Table 7-4-1 AC Zero-Cross Control Register
AC Zero-Cross Control Register
Name Address R/W Function
IRQOICR X'03FE2' R/W External interrupt control register 0
IRQ1ICR X'03FE3' R/W External interrupt control register 1
FLOAT1 X'03F4B' R/W Pin control register 1
NFCTR X'03F8A' R/W Noise filter control register