参数资料
型号: M34508G4GP
元件分类: 微控制器/微处理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO20
封装: 4.40 X 6.50 MM, 0.65 MM PITCH, PLASTIC, SSOP-20
文件页数: 12/106页
文件大小: 1059K
代理商: M34508G4GP
4508 Group
Rev.1.03
2009.07.29
page 11 of 140
REJ03B0148-0103
Port block diagram (4)
P13/INT
FR13
(Note 1)
(Note 2)
(Note 1)
External 0 interrupt circuit
(Notes 3, 4)
External 0 interrupt
Key-on wakeup input
Timer 1 count start synchronous circuit input
(Note 2)
P12/CNTR0
(Note 1)
PU12
K12
Level detection circuit
Key-on
wakeup
input
D
TQ
FR12
OP1A instruction
Register A
A2
IAP1 instruction
A2
L13
0
1
Edge detection circuit
L12
0
1
Clock (input) for
timer 2 event count
W20
W21
W53
0
1
PWM1
W50
0
1
PU13
K13
Key-on
wakeup
input
L13
0
1
L12
0
1
D
TQ
OP1A instruction
Register A
A3
IAP1 instruction
A3
Level detection circuit
Edge detection circuit
This symbol represents a parasitic diode on the port.
2: Applied potential to these ports must be VDD or less.
3: As for details, refer to the external interrupt structure.
4: The threshold value of port input is different from that of external interrupt input.
Notes 1:
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