参数资料
型号: M37221MAH-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件页数: 26/112页
文件大小: 1207K
代理商: M37221MAH-XXXSP
20
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37221M4H/M6H/M8H/MAH–XXXSP/FP
M37221EASP/FP
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
(4) Serial I/O interrupt
This is an interrupt request from the clock synchronous serial I/O
function.
(5) f(XIN)/4096 interrupt
The f (XIN)/4096 interrupt occurs regularly with a f(XIN)/4096 pe-
riod. Set bit 0 of PWM output control register 1 to “0.”
(6) Multi-master I2C-BUS interface interrupt
This is an interrupt request related to the multi-master I2C-BUS
interface.
(7) BRK instruction interrupt
This software interrupt has the least significant priority. It does
not have a corresponding interrupt enable bit, and it is not af-
fected by the interrupt disable flag I (non-maskable).
Fig. 8.3.1 Interrupt Control
Interrupt request bit
Interrupt enable bit
Interrupt disable flag I
BRK instruction
Reset
Interrupt
request
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