em78p210n ELAN Microelectronics Corp, em78p210n Datasheet - Page 10

• Manufacturer Part Number: em78p210n
• Description: 8-bit Microcontroller With Otp Rom
• Manufacturer: ELAN Microelectronics Corp

EM78P210N
8-Bit Microcontroller with OTP ROM
4 •
4.2 EM78P210NK24/SO24/SS24A
P50~P57
P60~P67
P70~P73
P77
P81
CIN-
CIN+
CO
OSCI
OSCO
/RESET
INT0~INT1
VDD
VSS
Symbol
Pin No.
18 ~ 21
15 ~17
11~14
22~23
6 ~ 10
5, 20
1~2
24
18
19
20
23
22
24
5
3
4
Type
I/O
I/O
I/O
I/O
O
O
I
I
I
I
I
-
-
8-bit General purpose input/output pins.
Pull-high (P50~P53) / Open-drain function.
High sink Function.
Default value at power-on reset.
8-bit General purpose input/output pins.
Pull-high (P64~P67) / Pull-down function.
High drive / High sink function.
Wake up from sleep mode when the pin status changes.
Default value at power-on reset.
5-bit General purpose input/output pins.
Default value at power-on reset.
1-bit General purpose input or output open-drain pin.
Default value at power-on reset.
“-“ : input pin of Vin- of the comparator
“+” : input pin of Vin+ of the comparator
Pin CO is the comparator output.
Defined by CMPCON (Bank 1-RA) <3 : 4>
Crystal type: Crystal input terminal
RC type: RC oscillator input pin
Crystal type: Output terminal for crystal oscillator.
External clock signal input.
If it remains at logic low, the device will be reset
Wake-up from sleep mode when pin status changes
Voltage on /RESET must not exceed Vdd during normal mode.
External interrupt pin
Power supply
Ground
RC type: Clock output with a duration of one instruction cycle
(This specification is subject to change without further notice)
time.
Product Specification (V1.2) 04.22.2008
Function