PIC16C926 Microchip Technology Inc., PIC16C926 Datasheet - Page 32

• Manufacturer Part Number: PIC16C926
• Description: 64/68-pin Cmos Microcontrollers With Lcd Driver
• Manufacturer: Microchip Technology Inc.

PIC16C925/926
TABLE 4-1:
TABLE 4-2:
DS39544A-page 30
RA0/AN0
RA1/AN1
RA2/AN2
RA3/AN3/V
RA4/T0CKI
RA5/AN4/SS
Legend: TTL = TTL input, ST = Schmitt Trigger input
05h
85h
9Fh
Legend: x = unknown, u = unchanged, - = unimplemented locations read as '0'. Shaded cells are not used by PORTA.
Address
Name
PORTA
TRISA
ADCON1
REF
Name
PORTA FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
Bit#
bit0
bit1
bit2
bit3
bit4
bit5
Bit 7
—
—
—
Bit 6
Buffer
—
—
—
TTL
TTL
TTL
TTL
TTL
ST
PORTA Data Direction Control Register
Bit 5
RA5
—
Input/output or analog input.
Input/output or analog input.
Input/output or analog input.
Input/output or analog input or V
Input/output or external clock input for Timer0. Output is open drain type.
Input/output or analog input or slave select input for synchronous serial port.
Bit 4
RA4
—
Preliminary
Bit 3
RA3
—
PCFG2
Bit 2
RA2
REF.
PCFG1
Function
Bit 1
RA1
PCFG0
Bit 0
RA0
2001 Microchip Technology Inc.
--0x 0000
--11 1111
---- -000
Power-on
Value on
Reset
--0x 0000
--11 1111
---- -000
Value on
RESETS
all other