Teac V-1010 - Page 11

U404 uPD75004CU
BIT SEQ.
BUFFER (16)
BASIC
INTERVAL =
TIMER
INT BT
16 —19_ | 9 TIMER/EVENT
PTOO COUNTER
25
m7 BUZ WATCH
TIMER
INT W
12 iat. CLOCKED
13
q20/SBO,
SERIAL
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‘4 SCK INTERFASE
INTERRUPT
CONTROL
THERMAL
PROTECTOR
CONTROL CIRCUIT
U427 LB1240
OUT 1 OUT 2
PROGRAM
COUNTER
ROM
PROGRAM
MEMORY
4096 x8 BITS
iy!
fx/2N
23
OUT 3
OUT 4
IN 4
SYSTEM CLOCK
CLOCK GENERATOR
OUT 5
IN 5
DECODE
AND
CONTROL
UJ
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Ea
GENERAL
REGISTER
DATA MEMORY
512 x4 BITS
V-1010
P03 >
Pa2 '
(| port 0 |= pores
[= 008
P13
P12 3
(| Port s Pits
P10 (9
P23
<_<» (22)
P22
_———-#- (23)
= PORT 2] P21
<-> (24)
P20 G8
4
P33.)
P32
<———(7)
=) PORT3| P31
<-> (8)
~-—-— (9)
G8)
Gg
+ —
STAND BY pee
CONTROL CPU CLOCK ats ~ OS
P72
= PORT71 P71
~<——— (28)
P70
o——— (25)
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U426 BA6800AS
osc OUT OUT OUT OUT OUT OUT OUT OUT Ne OUT OUT OUT OUT
CR Veco 1 2 3 4 «5 6 7 8 9 0 tH 12
CH! CH1 CH2 CH2 NC CHi CH2 AC/DC
AC CR AC CR DC DC SW GND
IN IN IN iN
OUT 6 OUT 7
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IN 6 IN 7
GRID GRID OUT OUT OUT OUT
2 t 16 1
SEGMENT
DRIVER
§ 14 13
OUT 8 Vec
GND
11