NXP Semiconductors MC9S08QL4, Reference Manual

Page: 181 / 240

MC9S08QL8 MCU Series Reference Manual, Rev. 1
NXP Semiconductors 181
Chapter 14
Serial Communications Interface (S08SCIV4)
14.1 Introduction
NOTE
Stop1 mode is not available in this device.
14.1.1 SCI Clock Gating
The bus clock to the SCI can be gated on and off using the SCI bit in SCGC1. This bit is set after any reset,
which enables the bus clock to this module. To conserve power, this bit can be cleared to disable the clock
to this module when not in use. See
Section 5.7, Peripheral Clock Gating for details.