參數(shù)資料
型號(hào): LC867240A
廠商: Sanyo Electric Co.,Ltd.
英文描述: 8-Bit Single Chip Microcontroller with On-Chip 40K(40960 ×8 bits)-Byte ROM and 1152(1152 ×8 bits)-Byte RAM(8位單片微控制器(帶片上40K(40960 ×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40K的(40960 × 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40K的(40960 × 8位)字節(jié)光盤和1152(1152 × 8位)字節(jié)的RAM))
文件頁(yè)數(shù): 7/20頁(yè)
文件大?。?/td> 636K
代理商: LC867240A
LC867248A/40A/32A/24A
7/20
Pin Description
Pin name
VSS1, 2, 3
VDD1, 2, 3
PORT0
P00 - P07
I/O
-
-
I/O
Function description
Option
Power pin (–)
Power pin (+)
8-bit input/output port
Input/output in nibble units
Input for port 0 interrupt
Input for HOLD release
-
-
Pull-up resistor :
Provided/Not provided
(specified in nibble units)
Output form (P00 – P07) :
CMOS/N-channel open drain
(specified in a bit)
Output form :
CMOS/N-channel open drain
(specified in a bit)
PORT1
P10 - P17
I/O
8-bit input/output port
Input/output can be specified in bit unit
Other pin functions
P10 SIO0 data output
P11 SIO0 data input/bus input/output
P12 SIO0 clock input/output
P13 SIO1 data output
P14 SIO1 data input/bus input/output
P15 SIO1 clock input/output
P16 Buzzer output
P17 Timer1 output (PWM output)
6-bit input/output port
Input/output in nibble units
PORT3
P30 - P35
I/O
Output form :
CMOS/N-channel open drain
(specified in a bit)
Pull-up resistor :
Provided/Not provided
(specified in a bit)
(P70, P71, P72, P73)
*
P74
, P75 don’t have the pull-up resistor
option.
6-bit input port
Other pin functions
P70 : INT0 input/HOLD release input/
N-channel Tr. output for watchdog timer
P71 : INT1 input/HOLD release input
P72 : INT2 input/timer 0 event input
P73 : INT3 input with noise filter/timer 0
event input
Interrupt received form, vector address
rising
falling
rising
&
falling
high
level
low
level
vector
INT0 enable enable disable enable enable
INT1 enable enable disable enable enable 0BH
INT2 enable enable enable disable disable 13H
INT3 enable enable enable disable disable 1BH
P74
: XT1 terminal for crystal oscillation
P75 : XT2 terminal for crystal oscillation
8-bit input port
Other function
AD input port (8 port pins)
03H
PORT7
P70
P71 - P73
P74 - P75
I/O
I
I
Port8
P80 – P87
I
-
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