參數(shù)資料
型號(hào): LC866556B
廠商: Sanyo Electric Co.,Ltd.
英文描述: 8-Bit Single Chip Microcontroller with On-Chip 56K(57344 ×8 bits)-Byte ROM and 1152(1152 ×8 bits)-Byte RAM(8位單片微控制器(帶片上56K(57344 ×8 bits)字節(jié)ROM和1152(1152 ×8 bits)字節(jié)RAM))
中文描述: 8位單片機(jī)微控制器的片上速度56K(57344 × 8位)字節(jié)ROM和1152(1152 × 8位)字節(jié)的RAM(8位單片微控制器(帶片上速度56K(57344 × 8位)字節(jié)光盤和1152(1152 × 8位)字節(jié)的RAM))
文件頁(yè)數(shù): 9/21頁(yè)
文件大?。?/td> 636K
代理商: LC866556B
LC866560/56B
9/21
Pin name
S48 to S51
I/O
I/O
Function description
Option
Output for VFD display controller segment
Other function
S48 : High voltage I/O port PG0
S49 : High voltage I/O port PG1
S50 : High voltage I/O port PG2
S51 : High voltage I/O port PG3
Reset pin
Input pin for 32.768kHz crystal oscillation
Other function
P74
for input port
In case of non use, connect to VDD1
Output pin for 32.768kHz crystal oscillation
Other function
P75 for input port
In case of non use,
At using as oscillator, should be left opened.
At using as a port, connect to VDD1.
Input pin for ceramic resonator oscillation
Output pin for ceramic resonator oscillation
-
RES
XT1/
P74
I
I
-
-
XT2/P75
O
-
CF1
CF2
* All of port options (except pull-up resistor of port 0) can be specified in bit unit.
* A state of pins at reset
Pin name
Input/output mode
Port 0
Input
Ports 1, 3
Input
S0/T0 to S15/T15
P channel Transistor OFF
S16 to S51
P channel Transistor OFF
*1 Connect like the following figure to reduce noise into a VDD1 terminal.
Shorted the VSS1 terminal to the VSS2 terminal and to make the back-up time long.
I
O
-
-
A state of pull-up resistor specified at pull-up option
Fixed pull-up resistor OFF
Programmable pull-up resistor OFF
Power
Supply
LSI
VDD1
Back-up capacitor
VDD2
VDD3
VSS2
VSS1
VDD4
VFD
powers
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