
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
with DATA ACQUISITION CONTROLLER
MITSUBISHI MICROCOMPUTERS
219
Rev. 1.0
M306H2FCFP
Pin functions (Flash memory standard serial I/O mode) (Note 1)
Pin
Description
VCC,VSS
Apply a 4.75 - 5.25 V voltage on the Vcc pin, and 0 V voltage on the
Vss pin.
CNVSS
Connect to VCC.
RESET
Reset input pin. While reset is "L" level, a 20 cycle or longer clock
must be input to XIN pin.
Name
Power input
CNVSS
Reset input
I/O
I
OUT
pin.
AVCC, AVSS
Connect AVSS to VSS and AVCC to VCC, respectively.
P40 to P47
Input "H" or "L" level signal or open.
Analog power supply input
Input port P4
P00 to P07
Input "H" or "L" level signal or open.
Input port P0
I
P10 to P17
Input "H" or "L" level signal or open.
Input port P1
I
P20 to P27
Input "H" or "L" level signal or open.
Input port P2
I
P30 to P37
Input "H" or "L" level signal or open.
Input port P3
I
P80 to P84,P86,P87
Input "H" or "L" level signal or open.
P85
P67
Serial data output pin
P60 to P63
P65
Serial clock input pin
P66
Serial data input pin
Input port P8
NMI input
TXD output
SCLK input
RXD input
P70 to P77
Input "H" or "L" level signal or open.
Input port P7
I
O
P51 to P57
Input "H" or "L" level signal or open.
Input port P5
I
Connect this pin to Vcc.
P90 to P97
Input "H" or "L" level signal or open.
P100 to P107
Input "H" or "L" level signal or open.
Input port P9
Input port P10
I
P11
Open
Input port P11
Open
Filter output
O
Subcarrier (fsc) input pin for synchronized signal generating.
Input "L" level signal or open.
fsc input pin for synchronized
signal generating
Input pin of external compound video signal. Input "H" or "L" level signal
or open.
Connect a ceramic resonator or crystal oscillator between XIN and
XOUT pins. To input an externally generated clock, input it to X IN pin
and open X
XOUT
Clock input
Clock output
I
O
Clock output
XIN
M1
M1 input
I
Connect to VSS.
M2
M2 input
I
Apply a 4.75 - 5.25 V voltage on the Vcc pin when built-in flash
memory rewriting.
BYTE
BYTE input
I
Connect to VSS.
P50
Input "H" or "L" level signal or open.
CE input
I
LP2 to LP4
FSCIN
CVIN1, SYNCIN
SVREF
I
O
Input port P6
VDD1, VSS1
Connect VDD1 pin to VCC and connect VSS1 pin to VSS.
Power input
Composite video signal
input
Synchronous slice level
input
Slice voltage input pin at the time of slicing synchronized signal.
VDD2, VSS2
Power input
Connect VDD2 pin to VCC and connect VSS2 pin to VSS.
VDD3, VSS3
Power input
Connect VDD3 pin to VCC and connect VSS3 pin to VSS.
P64
BUSY output
O
BUSY signal output pin
Input "H" level signal or open.
VREF
Enter the reference voltage for AD from this pin.
Reference voltage input