Epson S1C33210 - Manual (Page 17)

1 OUTLINE
S1C33210 PRODUCT PART EPSON A-3
1.2 Block Diagram
V DD
V SS
A[23:0]
D[15:0]
#RD
#WRL/#WR/#WE
#WRH/#BSH
#HCAS
#LCAS
#CE10EX #CE[9:4]
#WAIT(P30)
#DRD(P20)
#DWE(P21)
#GAAS(P21)
#GARD(P31)
OSC3
OSC4
PLLS[1:0]
PLLC
OSC1
OSC2
FOSC1(P14)
#DMAREQx(K50, K51)
#DMAACKx(P32, P33)
#DMAENDx(P15, P16)
AD0–3(K60–63)
#ADTRG(K52)
AV
DD
K50–52
K60–63
#RESET
#NMI
#X2SPD
TST
DSIO
EA10MD[1:0]
BCLK
#BUSREQ(P34)
#BUSACK(P35)
#BUSGET(P31)
DST[2:0](P10–12)
DPCO(P13)
DCLK(P14)
T8UFx(P10–13)
SINx(P00, P04, P27, RXD)
SOUTx(P01, P05, P26, TXD)
#SCLKx(P02, P25)
#SRDYx(P03, P24)
P00–05
P10–16
P20–27
P30–35
DTR
RTS
TXD
RI
CTS
DCD
DSR
RXD
CNT1
CNT2
MSEL
GOUT
S1C33210
EXCLx(P10–13, P15, P16)
TMx(P22–27)
16-bit
Programmable
Timer (6 ch.)
S1C33000
Bus Control Unit
CPU Core
Interrupt
Controller
Prescaler
OSC3/PLL
OSC1
Clock
Timer
Intelligent
DMA (128 ch.)
High-speed
DMA (4 ch.)
8-bit
Programmable
Timer (6 ch.)
Serial Interface
(4 ch.)
A/D Converter
(4 ch.)
Input Port
I/O Port
Mobile Access
Interface
RAM
8KB
Figure 1.2.1 S1C33210 Block Diagram