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IC BLOCK DIAGRAM & DESCRIPTION
IC800 ZR36705TQC(Micro Controller))
PB5/CS1L/DREQ2
1
PB6/CS1H/DACK2
2
PB7/DW1X
3
VCC
4
PAG/CLK
5
PA5/CS5X
6
PA4/CS4X
7
PA3/CS3X/EOP1
8
PA2/CS2X
9
PA1/CS1X
10
PA0/CS0X
11
NMIX
12
HSTX
13
RSTX
14
VSS
15
MD0
16
MD1
17
MD2
18
P80/RDY
19
PB1/BGRNTX
20
P82/BRQ
21
P83/RDX
22
P84/WR0X
23
P85/WR1X
24
P20/D16
25
DREQ0 to DREQ2
DACK0 to DACK2
EOP0 to EOP2
X0
X1
RSTX
HSTX
INT0 to INT5
NMIX
AN0 to AN3
AVcc
AVss/AVRL
AVRH
ATGX
SI0 to SI2
SO0 to SO2
SC0 to SC2
STRBIN
DVDSOS
STREQ/DRVVLD
100
99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76
ZR36705
Top View
100-pin LQFP
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
RAM (8Kbytes)
Bit search module
DMA controller
(8ch.)
Bus converter(32bits---16bits)
Clock control unit
(Watchdog timer)
Interrupt control
unit
10-bit
A/D converter
(4ch.)
UART(3ch.)
Reload timer(3ch.)
Port D,E,F
A/V I/F port
- 22 -
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
CPU
Bus converter
(Harvard---Princeton)
Bus
controller
DRAM
controller
Port0 to portB
RAM(2Kbytes)
PD3/AN3/INT5
PD2/AN2/DVDSOS
PD1/AN1/STREQ/DRVVLD
PD0/AN0/STRBIN
AVSS/AVRL
AVRH
AVCC
P70/A24/EOP0
P67/A23
P66/A22
VSS
P65/A21
P64/A20
P63/A19
P62/A18
P61/A17
P60/A16
P57/A15
P56/A14
P55/A13
P54/A12
P53/A11
P52/A10
P51/A09
P50/A08
D16 to D31
A00 to A24
RDX
WR0X,WR1X
RDY
CLK
BRQ
BGRNTX
CS0X to CS5X
RAS0
RAS1
CS0L
CS0H
CS1L
CS1H
DW0X
DW1X
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