參數(shù)資料
型號(hào)： M34518E8SP
元件分類： 微控制器/微處理器
英文描述： 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDIP32
封裝： 8.90 X 28 MM, 1.78 MM PITCH, PLASTIC, SDIP-32
文件頁數(shù)： 137/160頁
文件大小： 1078K
代理商： M34518E8SP
Rev.3.01
2005.06.15
page 78 of 157
REJ03B0008-0301
4518 Group
CONTROL REGISTERS
I13
I12
I11
I10
INT0 pin input control bit (Note 2)
Interrupt valid waveform for INT0 pin/
return level selection bit (Note 2)
INT0 pin edge detection circuit control bit
INT0 pin Timer 1 count start synchronous
circuit selection bit
Interrupt control register I1
R/W
TAI1/TI1A
at RAM back-up : state retained
at reset : 00002
INT0 pin input disabled
INT0 pin input enabled
Falling waveform/“L” level (“L” level is recognized with the SNZI0
instruction)
Rising waveform/“H” level (“H” level is recognized with the SNZI0
instruction)
One-sided edge detected
Both edges detected
Timer 1 count start synchronous circuit not selected
Timer 1 count start synchronous circuit selected
0
1
0
1
0
1
0
1
Interrupt disabled (SNZSI instruction is valid)
Interrupt enabled (SNZSI instruction is invalid)
Interrupt disabled (SNZAD instruction is valid)
Interrupt enabled (SNZAD instruction is invalid)
Interrupt disabled (SNZT4 instruction is valid)
Interrupt enabled (SNZT4 instruction is invalid)
Interrupt disabled (SNZT3 instruction is valid)
Interrupt enabled (SNZT3 instruction is invalid)
V13
V12
V11
V10
V23
V22
V21
V20
Serial I/O interrupt enable bit
A/D interrupt enable bit
Timer 4 interrupt enable bit
Timer 3 interrupt enable bit
Interrupt control register V2
at RAM back-up : 00002
at reset : 00002
0
1
0
1
0
1
0
1
Interrupt control register V1
Timer 2 interrupt enable bit
Timer 1 interrupt enable bit
External 1 interrupt enable bit
External 0 interrupt enable bit
Interrupt disabled (SNZT2 instruction is valid)
Interrupt enabled (SNZT2 instruction is invalid)
Interrupt disabled (SNZT1 instruction is valid)
Interrupt enabled (SNZT1 instruction is invalid)
Interrupt disabled (SNZ1 instruction is valid)
Interrupt enabled (SNZ1 instruction is invalid)
Interrupt disabled (SNZ0 instruction is valid)
Interrupt enabled (SNZ0 instruction is invalid)
0
1
0
1
0
1
0
1
at RAM back-up : 00002
at reset : 00002
R/W
TAV1/TV1A
I23
I22
I21
I20
INT1 pin input control bit (Note 2)
Interrupt valid waveform for INT1 pin/
return level selection bit (Note 2)
INT1 pin edge detection circuit control bit
INT1 pin Timer 3 count start synchronous
circuit selection bit
Interrupt control register I2
R/W
TAI2/TI2A
at RAM back-up : state retained
at reset : 00002
INT1 pin input disabled
INT1 pin input enabled
Falling waveform/“L” level (“L” level is recognized with the SNZI1
instruction)
Rising waveform/“H” level (“H” level is recognized with the SNZI1
instruction)
One-sided edge detected
Both edges detected
Timer 3 count start synchronous circuit not selected
Timer 3 count start synchronous circuit selected
0
1
0
1
0
1
0
1
Notes 1: “R” represents read enabled, and “W” represents write enabled.
2: When the contents of I12, I13 I22 and I23 are changed, the external interrupt request flag (EXF0, EXF1) may be set to "1".
R/W
TAV2/TV2A
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