PIC18F1220-I/SO Microchip Technology Inc., PIC18F1220-I/SO Datasheet - Page 95

• Manufacturer Part Number: PIC18F1220-I/SO
• Description: Microcontroller; 4 KB Flash; 256 RAM; 256 EEPROM; 16 I/O; 18-Pin-SOIC
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F1220-I/SO

• A/d Inputs: 7-Channel, 10-Bit
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 16
• Interface: USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 18-pin SOIC
• Programmable Memory: 4K Bytes
• Ram Size: 256 Bytes
• Speed: 20 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 10-10:
 2004 Microchip Technology Inc.
Note 1:
ECCP1
ECCP1
RBPU
P1A/C Tri-State Auto-Shutdown
ECCP1/P1A Data Out
Data Bus
WR LATB or
PORTB
WR TRISB
RD PORTB
ECCP1 Input
2:
3:
4:
(2)
(3)
(4)
I/O pins have diode protection to V
To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit (INTCON2<7>).
ECCP1 pin output enable active for any PWM mode and Compare mode, where CCP1M<3:0> = 1000 or 1001.
ECCP1 pin input enable active for Capture mode only.
pin Output Enable
pin Input Enable
BLOCK DIAGRAM OF RB3/CCP1/P1A PIN
Data Latch
TRIS Latch
D
D
RD TRISB
RD LATB
CK
CK
Q
Q
Q
Q
DD
and V
SS
1
0
.
Q
EN
Schmitt
Trigger
D
PIC18F1220/1320
V
V
P
N
TTL Input
SS
DD
Buffer
V
P
DD
Weak
Pull-up
RB3 pin
DS39605C-page 93