参数资料
型号: M34514M6-XXXFP
元件分类: 微控制器/微处理器
英文描述: 4-BIT, MROM, 4.2 MHz, MICROCONTROLLER, PDSO42
封装: 0.450 INCH, 0.80 MM PITCH, PLASTIC, SSOP-42
文件页数: 89/96页
文件大小: 1078K
代理商: M34514M6-XXXFP
4513/4514 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
9
Notes 1: The 4513 Group does not have P32 and P33.
2: The 4513 Group does not have these ports.
DEFINITION OF CLOCK AND CYCLE
q System clock
The system clock is the basic clock for controlling this product.
The system clock is selected by the bit 3 of the clock control reg-
ister MR.
PORT FUNCTION
Port
Port D
Port P0
Port P1
Port P2
Port P3
(Note 1)
Port P4
(Note 2)
Port P5
(Note 2)
I/O
unit
1
4
3
4
Control
instructions
SD, RD
SZD
CLD
OP0A
IAP0
OP1A
IAP1
IAP2
OP3A
IAP3
OP4A
IAP4
OP5A
IAP5
Control
registers
W6
PU0, K0
J1
I1, I2
Q2
FR0
Output structure
N-channel open-drain
CMOS
Input
Output
I/O
(8)
I/O
(4)
I/O
(4)
Input
(3)
I/O
(4)
I/O
(4)
I/O
(4)
Remark
Built-in programmable pull-up
functions
Key-on wakeup functions
(programmable)
Built-in programmable pull-up
functions
Key-on wakeup functions
(programmable)
Built-in key-on wakeup
function
(P30/INT0, P31/INT1)
Pin
D0–D5
D6/CNTR0
D7/CNTR1
P00–P03
P10–P13
P20/SCK
P21/SOUT
P22/SIN
P30/INT0
P31/INT1
P32, P33
P40/AIN4
–P43/AIN7
P50–P53
Register MR
MR3
0
1
System clock
f(XIN)
f(XIN)/2
Note: f(XIN)/2 is selected after system is released from reset.
q Instruction clock
The instruction clock is a signal derived by dividing the system
clock by 3. The one instruction clock cycle generates the one
machine cycle.
q Machine cycle
The machine cycle is the standard cycle required to execute the
instruction.
Table Selection of system clock
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