Modules/clock

The clock module allow to use MSX2 Real-time Clock (RTC) features including date and time handle, but also save or load data from the embedded non-volatile RAM (CMOS).

The MSX 2 real-time clock is a Ricoh RP-5C01. For more information about this device:

• Ricoh RP-5C01 manual,
• Real Time Clock Programming (MRC).

Dependencies

• None

Settings

Library configuration (msx_config.h):

#define RTC_USE_CLOCK				TRUE	// Add functions to handle date and time
#define RTC_USE_CLOCK_EXTRA			TRUE	// Add extra date and time functions that require additional data
#define RTC_USE_SAVEDATA			TRUE	// Add functions to read/write into the CMOS 
#define RTC_USE_SAVESIGNED			TRUE	// Add signature handling to validate CMOS I/O

Annexe

• See also: Sample program s_clock