6-2 (b)
RM-B750
6-2 (b)
2
3
4
5
A
B
C
D
E
F
G
H
1
MPU-124 (1/3)
SUFFIX: -21
MPU-124 (1/3)
SUFFIX: -21
+3.3V-3
0.1uF
C11
100k
RB16
1
2
3
4
5
6
7
8
10
R29
NM
10
R26
R8
220
100k
RB26
1
2
3
4
5
6
7
8
+3.3V
100k
RB17
1
2
3
4
5
6
7
8
0.1uF
C10
R12
220
100k
RB23
1
2
3
4
5
6
7
8
0.1uF
C7
100k
RB10
1
2
3
4
5
6
7
8
18MHz
X2
220
R9
+3.3V-3
+3.3V-3
GND
22pF
C5
TC7W74FU(TE12R)
IC3
CK
1
D
2
Q
3
GND
4
Q
5
CLR
6
PR
7
VCC
8
100k
RB7
1
2
3
4
5
6
7
8
16MHz
X1
R7
10
220
R25
GND
100k
RB24
1
2
3
4
5
6
7
8
10
R28
100k
RB30
1
2
3
4
5
6
7
8
+3.3V-3
R13
47k
100k
RB13
1
2
3
4
5
6
7
8
100k
RB11
1
2
3
4
5
6
7
8
TC7W04FU(TE12R)
IC14
(2/4)
6
2
0.1uF
C8
100k
RB21
1
2
3
4
5
6
7
8
47k
RB27
12
34
56
78
+3.3V
GND
10
R10
TC7W04FU(TE12R)
IC2
(3/4)
3
5
9MHz
001-P5
TC7W04FU(TE12R)
IC2
4
GND
8
VCC
R1
47k
+3.3V
100k
RB9
1
2
3
4
5
6
7
8
18MHz
002-AA1,002-T1,003-K4,003-V2
SCK1
002-AB5,002-K4
100k
RB18
1
2
3
4
5
6
7
8
GND
100k
RB14
1
2
3
4
5
6
7
8
220
R11
100k
RB2
1
2
3
4
5
6
7
8
+3.3V-3
1M
R4
100k
RB8
1
2
3
4
5
6
7
8
TC7W04FU(TE12R)
IC14
(1/4)
1
7
HD6437043AE00F
IC5
PA23/WRHH
1
PE14/TIOC4C/DACK0/AH
2
PA22/WRHL
3
PA21/CASHH
4
PE15/TIOC4D/DACK1/IRQOUT
5
VSS1
6
PC0/A0
7
PC1/A1
8
PC2/A2
9
PC3/A3
10
PC4/A4
11
VCC1
12
PC5/A5
13
VSS2
14
PC6/A6
15
PC7/A7
16
PC8/A8
17
PC9/A9
18
PC10/A10
19
PC11/A11
20
PC12/A12
21
PC13/A13
22
PC14/A14
23
PC15/A15
24
PB0/A16
25
VCC2
26
PB1/A17
27
VSS3
28
PA20/CASHL
29
PA19/BACK/DRAK1
30
PB2/IRQ0/POE0/RAS
31
PB3/IRQ1/POE1/CASL
32
PA18/BREQ/DRAK0
33
PB4/IRQ2/POE2/CASH
34
VSS4
35
PB5/IRQ3/POE3/RDWR
36
PB6/
IRQ4/A18/
BACK
37
PB7/
IRQ5/A19/
BREQ
38
PB8/
IRQ6/A20/
WAIT
39
VCC3
40
PB9/
IRQ7/A21/
ADTRG
41
VSS5
42
PA14/
RD
43
WDTOVF
44
PD31/D31/
ADTRG
45
PD30/D30/
IRQOUT
46
PA13/
WRH
47
PA12/
WRL
48
PA11/
CS1
49
PA10/
CS0
50
PA9/TCLKD/
IRQ3
51
PA8/TCLKC/
IRQ2
52
PA7/TCLKB/
CS3
53
PA6/TCLKA/
CS2
54
VSS6
55
PD29/D29/
CS3
56
PD28/D28/
CS2
57
PD27/D27/DACK1
58
PD26/D26/DACK0
59
PD25/D25/
DREQ1
60
VSS7
61
PD24/D24/
DREQ0
62
VCC4
63
PD23/D23/
IRQ7
64
PD22/D22/
IRQ6
65
PD21/D21/
IRQ5
66
PD20/D20/
IRQ4
67
PD19/D19/
IRQ3
68
PD18/D18/
IRQ2
69
PD17/D17/
IRQ1
70
VSS8
71
PD16/D16/
IRQ0
72
PD15/D15
73
PD14/D14
74
PD13/D13
75
PD12/D12
76
VCC5
77
PD11/D11
78
VSS9
79
PD10/D10
80
PD9/D9
81
PD8/D8
82
PD7/D7
83
PD6/D6
84
VCC6
85
PD5/D5
86
VSS10
87
PD4/D4
88
PD3/D3
89
PD2/D2
90
PD1/D1
91
PD0/D0
92
VSS11
93
XTAL
94
MD3
95
EXTAL
96
MD2
97
NMI
98
VCC7
99
PA16/AH
100
PA17/WAIT
101
MD1
102
MD0
103
PLLVCC
104
PLLCAP
105
PLLVSS
106
PA15/CK
107
RES
108
PE0/TIOC0A/
DREQ0
109
PE1/TIOC0B/DRAK0
110
PE2/TIOC0C/
DREQ1
111
VCC8
112
PE3/TIOC0D/DRAK1
113
PE4/TIOC1A
114
PE5/TIOC1B
115
PE6/TIOC2A
116
VSS12
117
PF0/AN0
118
PF1/AN1
119
PF2/AN2
120
PF3/AN3
121
PF4/AN4
122
PF5/AN5
123
AVSS
124
PF6/AN6
125
PF7/AN7
126
AVREF
127
AVCC
128
VSS13
129
PA0/RXD0
130
PA1/TXD0
131
PA2/SCK0/DREQ0
/IRQ0
132
PA3/RXD1
133
PA4/TXD1
134
VCC9
135
PA5/SCK1/
DREQ1
/
IRQ1
136
PE7/TIOC2B
137
PE8/TIOC3A
138
PE9/TIOC3B
139
PE10/TIOC3C
140
VSS14
141
PE11/TIOC3D
142
PE12/TIOC4A
143
PE13/TIOC4B/
MRES
144
RXD
002-AA2
1M
R5
TC7W04FU(TE12R)
IC2
(1/4)
1
7
100k
RB29
1
2
3
4
5
6
7
8
100k
RB22
1
2
3
4
5
6
7
8
22pF
C6
10uH
L3
C13
0.1uF
TC7W04FU(TE12R)
IC2
(2/4)
6
2
220
R27
+3.3V-3
18MHz
002-AA1
100k
RB5
1
2
3
4
5
6
7
8
22pF
C4
C1
0.1uF
25V
100k
RB19
1
2
3
4
5
6
7
8
47k
RB28
12
34
56
78
+3.3V-3
+3.3V
+3.3V
TC7W04FU(TE12R)
IC14
(4/4)
4
GND
8
VCC
100k
RB20
1
2
3
4
5
6
7
8
9MHz
001-E3
100k
RB12
1
2
3
4
5
6
7
8
100k
RB1
1
2
3
4
5
6
7
8
100k
RB4
1
2
3
4
5
6
7
8
R6
10
100k
RB15
1
2
3
4
5
6
7
8
GND
+3.3V
100k
RB6
1
2
3
4
5
6
7
8
22pF
C3
100k
RB3
1
2
3
4
5
6
7
8
GND
TC7W74FU(TE12R)
IC4
CK
1
D
2
Q
3
GND
4
Q
5
CLR
6
PR
7
VCC
8
R14
47k
TXD
002-AA2
GND
TXD1
002-AB5,002-K4
TC7W04FU(TE12R)
(3/4)
IC14
3
5
100k
RB25
1
2
3
4
5
6
7
8
TLC7733IPWR-12
IC1
RESET
6
VDD
8
GND
4
RESET
5
SENSE
7
RESIN
2
CONTROL
1
CT
3
10
R30
10
R31
RXD1
002-AB6
TC7WH08FU(TE12R)
IC19
(1/3)
1
2
7
TC7WH08FU(TE12R)
IC19
(2/3)
5
6
3
TC7WH08FU(TE12R)
IC19 (3/3)
4
GND
8
VCC
0.1uF
C31
+3.3V
GND
GND
READY/BUSY
001-Q4
0.1uF
C32
0.1uF
C33
+3.3V-3
10
R32
NM
10
R33
PLD_RESET
100
R35
22uF
C9
10k
R36
GND
10uF
C2
6.3V
220uF
C34
A5
A2
D5
A12
A8
D6
D24
D15
D10
CS1
RESET
A16
A18
D18
CS2
D30
D2
A13
A15
D18
D19
A20
A18
A7
D7
A21
A3
A16
D14
D29
D20
D3
D26
D20
D5
CS0
CS1
A21
A4
CPU_WAIT
RESET
A19
D2
CPU_WAIT
RD
D16
D25
D15
RTC_TP2
A8
WRHH
D9
RTC_TP1
CS0
MS_DREQ
PIO_1
A4
COM_1
WRH
WRH
D22
COM_0
CS2
WRHL
D16
RD
A12
D23
D10
D9
FRAM
D28
D26
D25
D31
A9
A14
MEMORY_S
D0
D17
A17
WRL
D29
A2
D6
D13
D3
D0
A1
CS3
A15
A6
D19
A0
D22
D13
D11
A6
D27
A19
D21
RTC
COM_INT
D21
A20
D31
D28
A10
A11
BUZZER_OUT
D8
A11
PIO_2
CPU_CK
SRAM
D27
D7
D4
ROM
A13
A9
D24
D23
D1
A5
D17
PIO_0
D8
D30
D14
WRHH
WRHL
CS3
A3
D11
A17
A7
A1
A0
D4
A10
D12
WRL
D1
D12
A14
AN5
AN4
AN3
AN2
AN1
AN0
AHL_ON
AN6
AN7
MS_CTRL_INT
MS_DACK
PLD_REQ
ADDRESS BUS
RESET
DATA BUS
CHIP SELECT
CONTROL BUS