Table Of Contents - Epson S1C17M20 Technical Manual

CONTENTS
Preface ......................................................................................................................................i
Notational conventions and symbols in this manual ................................................................i
1 Overview ........................................................................................................................1-1
1.1 Features .......................................................................................................................... 1-1
1.2 Block Diagram ................................................................................................................. 1-3
1.3 Pins ................................................................................................................................. 1-4
1.3.1 S1C17M20/M23 Pin Configuration Diagram .................................................... 1-4
1.3.2 S1C17M21/M24 Pin Configuration Diagram .................................................... 1-6
1.3.3 S1C17M22/M25 Pin Configuration Diagram .................................................... 1-7
1.3.4 Pin Descriptions ................................................................................................ 1-8
2 Power Supply, Reset, and Clocks ...............................................................................2-1
2.1 Power Generator (PWG) .................................................................................................. 2-1
2.1.1 Overview ........................................................................................................... 2-1
2.1.2 Pins ................................................................................................................... 2-1
2.1.3 V
D1
2.2 System Reset Controller (SRC) ....................................................................................... 2-2
2.2.1 Overview ........................................................................................................... 2-2
2.2.2 Input Pin ............................................................................................................ 2-2
2.2.3 Reset Sources .................................................................................................. 2-3
2.2.4 Initialization Conditions (Reset Groups) ............................................................ 2-3
2.3 Clock Generator (CLG) .................................................................................................... 2-4
2.3.1 Overview ........................................................................................................... 2-4
2.3.2 Input/Output Pins ............................................................................................. 2-5
2.3.3 Clock Sources .................................................................................................. 2-5
2.3.4 Operations ........................................................................................................ 2-8
2.4 Operating Mode ............................................................................................................. 2-12
2.4.1 Initial Boot Sequence ....................................................................................... 2-12
2.4.2 Transition between Operating Modes .............................................................. 2-12
2.5 Interrupts ........................................................................................................................ 2-14
2.6 Control Registers ........................................................................................................... 2-14
PWG V
D1
CLG System Clock Control Register ........................................................................................ 2-15
CLG Oscillation Control Register ............................................................................................. 2-16
CLG OSC1 Control Register .................................................................................................... 2-17
CLG OSC3 Control Register .................................................................................................... 2-18
CLG Interrupt Flag Register ..................................................................................................... 2-19
CLG Interrupt Enable Register ................................................................................................. 2-20
CLG FOUT Control Register ..................................................................................................... 2-21
3 CPU and Debugger ......................................................................................................3-1
3.1 Overview ......................................................................................................................... 3-1
3.2 CPU Core ........................................................................................................................ 3-2
3.2.1 CPU Registers .................................................................................................. 3-2
3.2.2 Instruction Set .................................................................................................. 3-2
3.2.3 Reading PSR .................................................................................................... 3-2
3.2.4 I/O Area Reserved for the S1C17 Core ............................................................ 3-2
3.3 Debugger ........................................................................................................................ 3-2
3.3.1 Debugging Functions........................................................................................ 3-2
3.3.2 Resource Requirements and Debugging Tools ................................................ 3-2
3.3.3 List of Debugger Input/Output Pins .................................................................. 3-3
ii
- Contents -
Regulator Operation Mode ......................................................................... 2-1
Regulator Control Register ....................................................................................... 2-14
Seiko Epson Corporation
S1C17M20/M21/M22/M23/M24/M25
TECHNICAL MANUAL (Rev. 1.0)