PIC17C756-33/SP Microchip Technology, PIC17C756-33/SP Datasheet - Page 77

• Manufacturer Part Number: PIC17C756-33/SP
• Description: MICRO CTRL 16K MEMORY OTP 64SDIP
• Manufacturer: Microchip Technology
• Series: PIC® 17Cr

Specifications of PIC17C756-33/SP

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: OTP
• Ram Size: 902 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Data Converters: A/D 12x10b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 64-SDIP (0.750", 19.05mm)
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Eeprom Size: -
• Other names: PIC17C756-33/P

FIGURE 10-12: BLOCK DIAGRAM OF RE3/CAP4 PORT PIN
TABLE 10-9:
TABLE 10-10: REGISTERS/BITS ASSOCIATED WITH PORTE
Address
Name
RE0/ALE
RE1/OE
RE2/WR
RE3/CAP4
Legend: TTL = TTL input.
15h, Bank 1
14h, Bank 1
14h, Bank 7
15h, Bank 7
16h, Bank 7
Legend: x = unknown, u = unchanged, - = unimplemented read as '0'. Shaded cells are not used by PORTE.
Note 1:
Note: I/O pin has protection diodes to V
1997 Microchip Technology Inc.
Other (non power-up) resets include: external reset through MCLR and the Watchdog Timer Reset.
V
N
Name
PORTE
DDRE
CA4L
CA4H
TCON3
P
DD
PORTE FUNCTIONS
bit0
bit1
bit2
bit3
Data direction register for PORTE
Capture4 low byte
Capture4 high byte
Bit
Bit 7
—
—
Buffer Type
CA4OVF
ST = Schmitt Trigger input
Bit 6
DD
—
TTL
TTL
TTL
and Vss.
ST
Port
Data
CA3OVF
Bit 5
—
EN
D
Input/Output or system bus Address Latch Enable (ALE) control pin.
Input/Output or system bus Output Enable (OE) control pin.
Input/Output or system bus Write (WR) control pin.
Input/Output or Capture4 input pin
EN
Q
Q
Q
Q
CA4ED1
Bit 4
Preliminary
—
Q
CK
CK
S
D
D
RE3/CAP4
CA4ED0
Bit 3
RE2/WR
CA3ED1
Bit 2
Function
CA3ED0 PWM3ON
RE1/OE
Bit 1
RE0/ALE
Bit 0
WR_PORTE
Peripheral In
RD_PORTE
WR_DDRE
RD_DDRE
Data Bus
---- xxxx
---- 1111
xxxx xxxx
xxxx xxxx
-000 0000
Value on,
POR,
BOR
DS30264A-page 77
other resets
Value on all
---- uuuu
---- 1111
uuuu uuuu
uuuu uuuu
-000 0000
(Note1)