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RFPIC12C509AF Datasheet(PDF) 13 Page - Microchip Technology

Part # RFPIC12C509AF
Description  18/20-Pin 8-Bit CMOS Microcontroller with UHF ASK/FSK Transmitter
PDF  104 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

RFPIC12C509AF Datasheet(HTML) 13 Page - Microchip Technology

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© 2001 Microchip Technology Inc.
Preliminary
DS70031A-page 11
rfPIC12C509AG/509AF
FIGURE 3-1:
rfPIC12C509AG/509AF BLOCK DIAGRAM
Device Reset
Timer
Power-on
Reset
Watchdog
Timer
12
Data Bus
8
12
Program
Bus
Instruction reg
Program Counter
Direct Addr
5
RAM Addr
9
Addr MUX
Indirect
Addr
FSR reg
STATUS reg
MUX
ALU
Wreg
Instruction
Decode &
Control
Timing
Generation
OSC1/CLKIN
OSC2
MCLR
VDD,VSS
Timer0
GPIO
8
8
GP4/OSC2
GP3/MCLR/VPP
GP2/T0CKI
GP1
GP0
5-7
3
GP5/OSC1/CLKIN
STACK1
STACK2
Internal RC
OSC
RAM
41 x 8
File
Registers
EPROM
1024 x 12
Program
Memory
UHF ASK/FSK
Transmitter
FSK Switch
rfPIC12C509AF Only
VDDRF
CLKOUT
PS/DATAASK
DATAFSK
FSKOUT
XTAL
LF
ANT2
ANT1
VSSRF
RFENIN
(see Figure 7-1)



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