Ic Data - Yamaha A-S701 Service Manual

A-S701

■ IC DATA

IC502: R5F3640ECNFA (FUNCTION P.C.B.)
Single chip 16-bit microprocessor
SW_N_MT
PWE_MGT
THM2
THM1
BASS
TREBLE
BALANCE
LOUDNESS
PRD
AD_VOL
VRUP
VRDN
PRV
KEY1
KEY0
AVSS
THM3
VREF
AVCC
DIG_SW
28
8 8 8
Port P0 Port P1 Port P2
VCC2 ports
Internal peripheral functions
clock synchronous serial I/O
Timer (16-bit)
Outputs (timer A): 5
Clock synchronous serial I/O
Inputs (timer B): 6
Three-phase motor control circuit
Multi-master I
Real-time clock
PWM function (8-bit x 2)
Remote control signal
receiver
(2 circuits)
M16C/60 series
Watchdog timer
Microprocessor core
(15-bit)
R0H
A/D converter
R1H
(10-bit resolution X 26 channels)
D/A converter
(8-bit resolution X 2 circuits)
VCC1 ports
Port P10 Port P9 Port P8
8 8 8
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
8
8 8
Port P3 Port P4 Port P5
System clock generator
UART or
-X
X
IN OUT
(6 channels)
X -X
CIN COUT
PLL frequency synthesizer
On-chip oscillator (125 kHz)
(8 bit x 2 channels)
DMAC (4 channels)
2
C-bus interface
(1 channel)
CRC arithmetic circuit
(CRC-CCITT or CRC-16)
CEC function
Voltage detecter
Power-on reset
On-chip debugger
Memory
ROM
SB
R0L
R1L
RAM
USP
R2
ISP
R3
INTB
A0
PC
A1 A1
FB FB
FLG Multiplier
Port P7 Port P6
8 8
50 EVOL_CLK
EVOL_DATA
49
48 EEP_SCL
EEP_SDA
47
46 N_CE
USB_OCPRT
45
44 HPRY
SPARY
43
42 SPBRY
N_EMP
41
40 Z2VOL_CLK
Z2VOL_DATA
39
38 MI_SEL
DAC_N_RST
37
36 DAC_SCL
DAC_SDA
35
34 BSY
33 CLKF
32 RXDF
31 TXDF