E0C88308
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Watchdog timer ..................................... Generates NMI
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Supply voltage detection (SVD) circuit .... 16 levels (0.2V steps from 1.8V to 5.5V) can be detected
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Analog comparator ............................... 2 channels built-in
(Bidirectional I/O port is used as the input port)
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Interrupt ................................................. External : 2 systems (SCI, K inputs)
Internal : 4 systems (W/D, PTM/EV, TMB, SW)
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Supply voltage ...................................... 1.8V to 5.5V
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Current consumption ............................ SLEEP mode 200nA
HALT mode
1.0µA
RUN mode
8.0µA
1.8mA
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Package ................................................ QFP8-160pin (plastic)
(3V)
(32.768kHz/3V)
(32.768kHz/3V)
(4.2MHz/3V)
(Low power mode)
(Low power mode)
(Low power mode)
(Normal mode)
s
BLOCK DIAGRAM
Core CPU E0C88
OSC1, 2
Oscillator
OSC3, 4
Interrupt Controller
K00–K07
MCU/MPU
System Controller
Input Port
K10 (EVIN)
RESET
Reset/Test
TEST
I/O Port
P10 (SIN)
P11 (SOUT)
P12 (SCLK)
P13 (SRDY)
P14, P15 (CMPP0, CMPM0)
P16, P17 (CMPP1, CMPM1)
P00–P07 (D0–D7)
R00–R07, R10–R17, R20–R22 (A0–A7, A8–A15, A16–A18)
R23, R24 (RD, WR)
Watchdog Timer
Serial Interface
EVIN (K10)
Programmable Timer
/Event Counter
Analog
Comparator
Clock Timer
External
Memory
Interface
Stopwatch Timer
Sound Generator
V
DD
V
SS
V
D1
V
C1
–V
C5
CA–CE
R30–R33 (CE0–CE3)
R25, R26 (CL, FR)
R27 (TOUT)
R34 (FOUT)
Power Generator
Output Port
R50 (BZ)
Supply Voltage Detector
LCD Driver
SEG0–SEG40
COM16–COM31 (SEG56–SEG41)
COM0–COM15
RAM
256 byte
ROM
8K byte
2
SEIKO [ SEIKO EPSON CORPORATION ]
