Sony BRC-300 Service Manual page 208

IC
HD64F2377VFQ33V (HITACHI)
16-BIT MICROCOMPUTER
—TOP VIEW—
109
110
115
120
125
130
135
140
144
PIN
I/O SIGNAL
NO.
1 I MD2
GND
2 —
IRQ0 EDREQ2
3 I/O
P80/ 1/
V
4 — CC
5 I/O PC0/A0
PC1/A1
6 I/O
7 I/O PC2/A2
8 I/O PC3/A3
PC4/A4
9 I/O
10 — GND
PC5/A5
11 I/O
12 I/O PC6/A6
PC7/A7
13 I/O
14 I/O PB0/A8
15 I/O PB1/A9
PB2/A10
16 I/O
17 I/O PB3/A11
GND
18 —
19 I/O PB4/A12
PB5/A13
20 I/O
21 I/O PB6/A14
22 I/O PB7/A15
I/O PA0/A16
23
24 I/O PA1/A17
GND
25 —
26 I/O PA2/A18
PA3/A19
27 I/O
IRQ4
28 I/O
PA4/A20/ 1
IRQ5
29 I/O
PA5/A21/ 1
IRQ6
I/O
30 PA6/A22/ 1
IRQ7
31 I/O
PA7/A23/ 1
EMLE
32 I
IRQ1 EDREQ3
33 I/O
P81/ 1/TXD3/
IRQ2 ETEND2
34 I/O
P82/ 1/
CS4 RAS4
35 I/O
PH0/ /
CS5 RAS5
36 I/O
PH1/ /
7-6
72
70
65
60
55
50
45
40
37
PIN
I/O SIGNAL
NO.
CS6 IRQ6
37 I/O
PH2/ / 2
38 CS7 IRQ7 OE
I/O
PH3/ / 2/ 1
39 WDTOVF
O
40
I NMI
41
— V
CC
42 I/O P10/PO8/TIOCA0
43
I/O P11/PO9/TIOCB0
44 I/O P12/PO10/TIOCC0/TCLKA
45
I/O P13/PO11/TIOCD0/TCLKB
46
I/O P14/PO12/TIOCA1
47
I/O P15/PO13/TIOCB1/TCLKC
48 EDRAK2
I/O
P16/PO14/TIOCA2/
EDRAK3
49 I/O
P17/PO15/TIOCB2/TCLKD/
50
— GND
IRQ8
51 I/O
P20/PO0/TIOCA3/ 1
52 IRQ9
I/O
P21/PO1/TIOCB3/ 1
IRQ10
53
I/O
P22/PO2/TIOCC3/ 1
54 IRQ11
I/O
P23/PO3/TIOCD3/TXD4/ 1
55 IRQ12
I/O
P24/PO4/TIOCA4/RXD4/ 1
IRQ13
56 I/O
P25/PO5/TIOCB4/ 1
57 IRQ14
I/O
P26/PO6/TIOCA5/ 1
IRQ15
58 I/O
P27/PO7/TIOCB5/ 1
59 IRQ3 ETEND3
I/O
P83/ 1/RXD3/
IRQ4 EDACK2
60
I/O
P84/ 2/
61 IRQ5 EDACK3
I/O
P85/ 2/SCK3/
62
I DCTL
63 I/O PE0/D0
64
I/O PE1/D1
65 I/O PE2/D2
66
I/O PE3/D3
67
I/O PE4/D4
68
I/O PE5/D5
69
I/O PE6/D6
70 — GND
71
I/O PE7/D7
72 — V
CC
PIN PIN
I/O SIGNAL
NO. NO.
73 I/O PD0/D8 109
74 I/O PD1/D9 110
PD2/D10 111
75 I/O
76 I/O PD3/D11 112
PD4/D12 113
77 I/O
78 I/O PD5/D13 114
PD6/D14
79 I/O 115
80 I/O PD7/D15 116
DREQ0 IRQ8
81 I/O 117
P60/TMRI0/ / 2
DREQ1 IRQ9
118
82 I/O P61/TMRI1/ / 2
TEND0 IRQ10
83 I/O 119
P62/TMCI0/ / 2
WAIT
84 I/O PF0/ 120
IRQ14 UCAS
85 I/O 121
PF1/ 2/
IRQ15 LCAS
86 I/O 122
PF2/ 2/
LWR
87 I/O 123
PF3/
HWR
88 I/O 124
PF4/
RD
125
89 I/O PF5/
AS
90 I/O 126
PF6/
PLLV
91 — CC 127
RES
92 I 128
PLLPLLGND
93 — 129
I/O PF7/SCLK 130
94
95 — GND 131
XTAL 132
96 I
97 I EXTAL 133
V
98 — CC 134
99 — V 135
CC
NC
100 — 136
— NC 137
101
102 — GND 138
STBY
139
103 I
TEND1 IRQ11
104 I/O 140
P63/TMCI1/ / 2
DACK0 IRQ12
105 I/O 141
P64/TMO0/ / 2
DACK1 IRQ13
106 I/O 142
P65/TMO1/ / 2
CS0
107 I/O 143
PG0/
CS1
I/O 144
108 PG1/
INPUTS
ADTRG
: EXTERNAL TRIGGER INPUT FOR STARTING A/D CONVERSION
AN0 - AN11 : ANALOG SIGNAL
AN0 - AN15 : ANALOG
BREQ
: BUS REQUEST
DCTL : SDRAM INTERFACE CONTROL (CONNECT TO LOW)
DREQ0 DREQ1
, : DMA REQUEST
EDREQ2 EDREQ3
, : EXDMA TRANSFER REQUEST
EMLE : ON-CHIP EMULATOR ENABLE
EXTAL : CRYSTAL OSCILLATOR AND EXTERNAL CLOCK
IRQ0 IRQ15
1 - 1, : MASKABLE EXTERNAL INTERRUPTS
IRQ0 IRQ15
2 - 2
IRRXD : INTERRUPT REQUEST RECEIVE DATA
MD0 - MD2 : MODE SELECT
NMI : NON-MASKABLE EXTERNAL INTERRUPT
P40 - P45 : PORT 4
P90 - P93 : PORT 9
RES
: POWER ON RESET
RXD0 - RXD3 : RECEIVE DATA
STBY
: STANDBY
TCLKA - TCLKD : EXTERNAL CLOCK
TMCI0, TMCI1 : EXTERNAL CLOCK FOR COUNTER
TMRI0, TMRI1 : EXTERNAL RESET TO COUNTER
VREF : REFERENCE VOLTAGE
WAIT
: WAIT
OUTPUTS
A0 - A23 : ADDRESS BUS
AS
: ADDRESS STROBE
CS0 CS7
- : CHIP SELECT
DA0 - DA5 : D/A CONVERTER ANALOG OUTPUT
DACK0 DACK1
, : DMA TRANSFER ACKNOWLEDGE
EDACK2 EDACK3
, : EXDMA TRANSFER ACKNOWLEDGE
EDRAK2 EDRAK3
: EDREQ ACCEPTANCE ACKNOWLEDGE
-
ETEND2 ETEND3
, : EXDMA TRANSFER END
HWR
: HIGH WRITE
IRTXD : INTERRUPT REQUEST TRANSMIT DATA
LCAS
: LOWER COLUMN ADDRESS STROBE
LWR
: LOW WRITE
OE OE
1, 2 : OUTPUT ENABLE
PO0 - PO15 : PULSE
RAS4 RAS5
, : ROW ADDRESS STROBE
RD
: READ
TEND0 TEND1
, : DMA TRANSFER END
TMO0, TMO1 : COMPARE MATCH
TXD0 - TXD3 : TRANSMIT DATA
UCAS
: UPPER COLUMN ADDRESS STROBE
WDTOVF
: WATCHDOG TIMER OVERFLOW
I/O SIGNAL
CS2 RAS2 RAS
I/O
PG2/ / /
CS3 RAS3
I/O
PG3/ /
— AV
CC
I VREF
I P40/AN0
I P41/AN1
I P42/AN2
I P43/AN3
I P44/AN4
I P45/AN5
I/O P46/AN6/DA0
I/O P47/AN7/DA1
I P90/AN8
I P91/AN9
I P92/AN10
P93/AN11
I
I/O P94/AN12/DA2
I/O P95/AN13/DA3
I/O P96/AN14/DA4
I/O P97/AN15/DA5
— AAGND
BREQO
I/O
PG4/
BACK
I/O
PG5/
BREQ
I/O
PG6/
IRQ0
I/O
P50/TXD2/ 2
IRQ1
I/O
P51/RXD2/ 2
IRQ2
I/O
P52/SCK2/ 2
ADTRG IRQ3
I/O /
P53/ 2
OE
I/O
P35/SCK1/SCL0/ 2
I/O P34/SCK0/SCK4/SDA0
I/O P33/RXD1/SCL1
I/O P32/RXD0/IRRXD/SDA1
I/O P31/TXD1
I/O P30/TXD0/IRTXD
I MD0
I MD1
BRC-300/300P
BRU-300/300P