Epson S1C63558 1.2 Block Diagram, ROM, OSC, RAM, SVD, FSK, Timer, Clock, Timer, Sound, Serial, Serial, Control, Data ROM, Function, I/O Port, Interrupt, Telephone, LCD Driver

CHAPTER 1: OUTLINE

1.2 Block Diagram

ROM	System Reset
		RESET
8,192 words ⋅ 13 bits	Control

	Core CPU S1C63000
OSC1		Interrupt
OSC2
	OSC	Generator
OSC3
OSC4
		Stopwatch
	RAM	Timer
	5,120 words ⋅ 4 bits
		Clock
	Data ROM	Timer
	2,048 words ⋅ 4 bits
COM0–7		Programmable
	LCD Driver	Timer/Counter
SEG0–39
	40 SEG ⋅ 17 COM
(SEG47–40∗1) COM8–16
			K00–K03
VDD		Input Port	K10–K13
VC1–5
	Power
CA–CC			TEST
	Controller
VD1
VSS			R00–R03
		Output Port
			R10–R13
SVD	SVD		R20–R23
		Sound
TONE	Telephone	Generator
DP	Function
			P00–P03
AVDD		I/O Port	P10–P13
			P20–P23
AVSS
			P30–P33
TIP
RING	FSK
FB		Serial
	Demodulator
BPOUT		Interface (1)
CDIN
RDIN
RDRC		Serial
VREF		Interface (2)

∗1: Mask option

Fig. 1.2.1 Block diagram

2 EPSON S1C63558 TECHNICAL MANUAL