Part Number : M38B4XMXH-XXXXFP
Function : SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Manufacturer : MITSUBISHI ELECTRIC
Pinout :
Description
The 38B4 group is the 8-bit microcomputer based on the 740 family core technology.
The 38B4 group has six 8-bit timers, a 16-bit timer, a fluorescent display automatic display circuit, 12-channel 10-bit A-D converter, a serial I/O with automatic transfer function, which are available for controlling musical instruments and household appliances.
FEATURES
* Basic machine-language instructions …… 71
* Minimum instruction execution time ……….. 0.48 µs(at 4.2 MHz oscillation frequency)
* Memory size
ROM ………… 48K to 60K bytes
RAM ………1024 to 2048 bytes
* Programmable input/output ports ………… 51
* High-breakdown-voltage output ports ….. 36
* Software pull-up resistors (Ports P5, P61to P65, P7, P84to P87,P9)
* Interrupts …… 21 sources, 16 vectors
* Timers …………… 8-bit ✕ 6, 16-bit ✕ 1
* Serial I/O1 (Clock-synchronized) …………. 8-bit ✕ 1z
(max. 256-byte automatic transfer function)
* Serial I/O2 (UART or Clock-synchronized) ……… 8-bit ✕ 1
* PWM ………. 14-bit ✕ 1, 8-bit ✕ 1 (also functions as timer 6)
* A-D converter …………. 10-bit ✕12 channels
* Fluorescent display function … Total 40 control pins
* Interrupt interval determination function …. 1
* Watchdog timer ….. 20-bit ✕1
Datasheet PDF Download
Other datasheets in the file :
M38B40E1H-XXXXFP,M38B40E2H-XXXXFP,M38B40E3H-XXXXFP,M38B40E4H-XXXXFP,M38B40E5H-XXXXFP