PIC16C74-20/L Microchip Technology, PIC16C74-20/L Datasheet - Page 52

• Manufacturer Part Number: PIC16C74-20/L
• Description: MICRO CTRL 4K 20MHZ OTP 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C74-20/L

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: OTP
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-PLCC
• For Use With: DVA16XL441 - ADAPTER DEVICE ICE 44PLCC
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Eeprom Size: -

PIC16C7X
TABLE 5-9:
TABLE 5-10:
DS30390E-page 52
Name
RE0/RD/AN5
RE1/WR/AN6
RE2/CS/AN7
Legend: ST = Schmitt Trigger input TTL = TTL input
Note 1: Input buffers are Schmitt Triggers when in I/O mode and TTL buffers when in Parallel Slave Port Mode.
Address Name
09h
89h
9Fh
Legend: x = unknown, u = unchanged, - = unimplemented read as '0'. Shaded cells are not used by PORTE.
PORTE
TRISE
ADCON1
PORTE FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTE
Bit#
Bit 7 Bit 6
bit0
bit1
bit2
IBF
—
—
OBF IBOV PSPMODE
—
—
Buffer Type
ST/TTL
ST/TTL
ST/TTL
Bit 5
—
—
(1)
(1)
(1)
Bit 4
—
—
Input/output port pin or read control input in parallel slave port mode or
analog input:
Input/output port pin or write control input in parallel slave port mode or
analog input:
Input/output port pin or chip select control input in parallel slave port
mode or analog input:
WR
1 = Not a write operation
CS
1 = Device is not selected
0 = Device is selected
RD
1 = Not a read operation
0 = Read operation. Reads PORTD register (if chip selected)
0 = Write operation. Writes PORTD register (if chip selected)
Bit 3
—
—
—
PORTE Data Direction Bits
PCFG2
Bit 2
RE2
PCFG1
Bit 1
RE1
Function
PCFG0
Bit 0
RE0
1997 Microchip Technology Inc.
---- -xxx
0000 -111
---- -000
Value on:
POR,
BOR
other resets
Value on all
---- -uuu
0000 -111
---- -000