PIC18F448-E/L Microchip Technology, PIC18F448-E/L Datasheet - Page 13

• Manufacturer Part Number: PIC18F448-E/L
• Description: IC MCU FLASH 8KX16 W/CAN 44-PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F448-E/L

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-PLCC
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 4 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DV164136, DM163011
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8
• For Use With: DVA16XL441 - ADAPTER DEVICE ICE 44PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 3-5:
FIGURE 3-6:
 2010 Microchip Technology Inc.
SCLK
SDATA
1
1
4-bit Command
2
1
3
1
PROGRAM CODE MEMORY FLOW
TABLE WRITE AND START PROGRAMMING INSTRUCTION TIMING (1111)
4
1
P5
LoopCount =
LoopCount + 1
1
n
N = 1
2
n
3
n
16-bit Data Payload
4
n
N = N + 1
5
n
6
n
SDATA = Input
15 16
n
No
n
No
Addr = Panel Base Address
P5A
Panel Base Address =
Start Write Sequence
Delay P9+P10 Time
Multi-Panel Writes
+ (8 x LoopCount)
for Write to Occur
4-bit Command
to Panel N Write
Buffer at <Addr>
1
High Until Done
(N – 1) x 2000h
and Hold SCLK
0
Load 8 Bytes
panel buffers
Device for
Configure
locations
written?
2
0
done?
Start
Done
All
All
3
Yes
Yes
0
N = 1
LoopCount = 0
PIC18FXX2/XX8
0
Programming Time
P9
4
DS39576C-page 13
P10
1
Data Payload
0
16-bit
2
0
3
0