
S1C60N09 TECHNICAL MANUAL
EPSON
i
CONTENTS
CONTENTS
CHAPTER
1INTRODUCTION ____________________________________________ 1
1.1
Features ......................................................................................................... 1
1.2
Block Diagram .............................................................................................. 2
1.3
Pad Layout .................................................................................................... 3
1.3.1 Pad layout diagram .................................................................................... 3
1.3.2 Pad coordinates .......................................................................................... 3
1.4
Pad Description ............................................................................................ 4
CHAPTER
2POWER SUPPLY AND INITIAL RESET ____________________________ 5
2.1
Power Supply ................................................................................................ 5
2.2
Initial Reset ................................................................................................... 6
2.2.1 Power-on reset circuit ................................................................................ 6
2.2.2 Reset terminal (RESET) ............................................................................. 6
2.2.3 Simultaneous high input to input ports (K00–K03) .................................. 6
2.2.4 Internal register following initialization ................................................... 7
2.3
Test Terminal (TEST) .................................................................................... 7
CHAPTER
3 CPU, ROM, RAM ________________________________________ 8
3.1
CPU ............................................................................................................... 8
3.2
ROM .............................................................................................................. 8
3.3
RAM .............................................................................................................. 8
CHAPTER
4PERIPHERAL CIRCUITS AND OPERATION __________________________ 9
4.1
Memory Map ................................................................................................. 9
4.2
Oscillation Circuit ....................................................................................... 11
4.2.1 Crystal oscillation circuit .......................................................................... 11
4.2.2 CR oscillation circuit ................................................................................ 11
4.3
Input Ports (K00–K03) ................................................................................ 12
4.3.1 Configuration of input port ....................................................................... 12
4.3.2 Interrupt function ...................................................................................... 12
4.3.3 Mask option ............................................................................................... 13
4.3.4 I/O memory of input port .......................................................................... 14
4.3.5 Programming note ..................................................................................... 14
4.4
Output Ports (R00–R03) .............................................................................. 15
4.4.1 Configuration of output port ..................................................................... 15
4.4.2 Mask option ............................................................................................... 15
4.4.3 I/O memory of output port ........................................................................ 17
4.4.4 Programming note ..................................................................................... 18
4.5
I/O Ports (P00–P03, P10–P13) ................................................................... 19
4.5.1 Configuration of I/O port .......................................................................... 19
4.5.2 I/O control register and I/O mode ............................................................ 19
4.5.3 Mask option ............................................................................................... 19
4.5.4 I/O memory of I/O port ............................................................................. 20
4.5.5 Programming notes ................................................................................... 21