Holtek HT48R30A-1 - Page 4

UART Receiver ..................................................................................................... 78
Managing Receiver Errors .................................................................................... 80
UART Interrupt Scheme ........................................................................................ 81
Address Detect Mode ............................................................................................ 82
UART Operation in Power Down Mode ................................................................. 82
UART Sample Program ......................................................................................... 83
Oscillator ......................................................................................................................83
System Clock Configurations ................................................................................ 83
System Crystal/Ceramic Oscillator ........................................................................ 83
System RC Oscillator ............................................................................................ 84
Internal System RC Oscillator .................................................................................84
RTC Oscillator........................................................................................................ 85
Watchdog Timer Oscillator .................................................................................... 86
Power Down Mode and Wake-up ................................................................................ 86
Power Down Mode ................................................................................................ 86
Entering the Power Down Mode ........................................................................... 86
Standby Current Considerations ........................................................................... 86
Wake-up ................................................................................................................ 87
Watchdog Timer ........................................................................................................... 88
Configuration Options .................................................................................................. 89
Application Circuits .......................................................................................................90
Part II Programming Language ............................................................. 91
Chapter 2 Instruction Set Introduction ......................................................................... 93
Instruction Set .............................................................................................................. 93
Instruction Timing .................................................................................................. 93
Moving and Transferring Data ............................................................................... 94
Arithmetic Operations ............................................................................................ 94
Logical and Rotate Operations .............................................................................. 94
Branches and Control Transfer ............................................................................. 94
Bit Operations ....................................................................................................... 95
Table Read Operations ......................................................................................... 95
Other Operations ................................................................................................... 95
Instruction Set Summary ............................................................................................. 95
Convention ............................................................................................................ 95
Chapter 3 Instruction Definition .................................................................................... 99
Chapter 4 Assembly Language and Cross Assembler .............................................. 111
Notational Conventions .............................................................................................. 111
Statement Syntax ....................................................................................................... 112
Name ................................................................................................................... 112
Operation ............................................................................................................. 112
Contents
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