- Components/
- Integrated Circuits (ICs)/
- Embedded - Microcontrollers/
PIC16C74-04/L
PIC16C74-04/L | |
|---|---|
| Manufacturer Part Number | PIC16C74-04/L |
| Description | MICRO CTRL 4K 4MHZ OTP 44PLCC |
| Manufacturer | Microchip Technology |
| Series | PIC® 16C |
| PIC16C74-04/L datasheets |
|
Availability: By request
International delivery:
Warranty: 60 days
×
- We provide standard 60-days warranty for all parts. If warranty differs we always mention it beforehand. In case of return we cover shipping costs.
- If you still have any questions - please contact us
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Specifications of PIC16C74-04/L | |||
|---|---|---|---|
| Core Processor | PIC | Core Size | 8-Bit |
| Speed | 4MHz | 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 | - | ||
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PrevNext
4.2.2.2
OPTION REGISTER
Applicable Devices
72 73 73A 74 74A 76 77
The OPTION register is a readable and writable regis-
ter which contains various control bits to configure the
TMR0/WDT prescaler, the External INT Interrupt,
TMR0, and the weak pull-ups on PORTB.
FIGURE 4-8:
OPTION REGISTER (ADDRESS 81h, 181h)
R/W-1
R/W-1
R/W-1
R/W-1
RBPU
INTEDG
T0CS
T0SE
bit7
bit 7:
RBPU: PORTB Pull-up Enable bit
1 = PORTB pull-ups are disabled
0 = PORTB pull-ups are enabled by individual port latch values
bit 6:
INTEDG: Interrupt Edge Select bit
1 = Interrupt on rising edge of RB0/INT pin
0 = Interrupt on falling edge of RB0/INT pin
bit 5:
T0CS: TMR0 Clock Source Select bit
1 = Transition on RA4/T0CKI pin
0 = Internal instruction cycle clock (CLKOUT)
bit 4:
T0SE: TMR0 Source Edge Select bit
1 = Increment on high-to-low transition on RA4/T0CKI pin
0 = Increment on low-to-high transition on RA4/T0CKI pin
bit 3:
PSA: Prescaler Assignment bit
1 = Prescaler is assigned to the WDT
0 = Prescaler is assigned to the Timer0 module
bit 2-0: PS2:PS0: Prescaler Rate Select bits
Bit Value
TMR0 Rate
WDT Rate
000
1 : 2
001
1 : 4
010
1 : 8
011
1 : 16
100
1 : 32
101
1 : 64
110
1 : 128
111
1 : 256
1997 Microchip Technology Inc.
Note:
To achieve a 1:1 prescaler assignment for
the TMR0 register, assign the prescaler to
the Watchdog Timer.
R/W-1
R/W-1
R/W-1
R/W-1
PSA
PS2
PS1
PS0
1 : 1
1 : 2
1 : 4
1 : 8
1 : 16
1 : 32
1 : 64
1 : 128
PIC16C7X
R = Readable bit
W = Writable bit
bit0
U = Unimplemented bit,
read as ‘0’
- n = Value at POR reset
DS30390E-page 31
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