Ic Data - Yamaha CD-S700 Service Manual

■ IC DATA

IC304: M30302FAPFP (DIGITAL P.C.B.)
Single-chip 16-bit microprocessor
Peripheral function
Timer (16-bit)
Input (timer A) x3
Output (timer B) x3
Watchdog timer
(2-channel)
Note 1: ROM contents vary depending on types.
Note 2: RAM contents vary depending on types.
TP336
TP337
TP338
TP339
TP340
TP341
TP342
SYS_DM
SYS_DA
KEY0
KEY1
KEY2
AVSS
VDET
VREF
VCC1
8 8
Port P0 Port P1 Port P2
A/D converter
(10-bit 18-channel
X
UART or clock synchronous type
serial I/O
(3-channel)
CRC arithmetic circuit (CCITT)
(Polynomial : X
M16C/60 series
Microprocessor core
(15-bit)
DMAC
R0H R0L
R1H R1L
R2
R3
A0
A1
A1
FB
FB
M30302FAPFP
8
8 8
Port P3 Port P4 Port P5
System clock generator
X -X
IN OUT
)
X -X
CIN COUT
16 12 5
+X +X +1)
Memory
ROM
(Note 1)
SB
RAM
USP
(Note 2)
ISP
INTB
PC
FLG
Multiplier
CD-S700
8 8
Port P6
PCON1
VER_SEL2
VER_SEL1
CD_INT
COMCS
USB_IN
CD_NRST
DRV_STBY
COMCLK
COMSTS
COMCMD
RTS
DAC_SCLK/CT
RXDO
DAC_SO/TXO
21