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PIC16F946-E/MLQTP Datasheet(PDF) 194 Page - Microchip Technology

Part # PIC16F946-E/MLQTP
Description  28/40/44/64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology
PDF  330 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F946-E/MLQTP Datasheet(HTML) 194 Page - Microchip Technology

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PIC16F913/914/916/917/946
DS41250F-page 192
© 2007 Microchip Technology Inc.
FIGURE 13-1:
FLASH PROGRAM MEMORY READ CYCLE EXECUTION
TABLE 13-1:
SUMMARY OF ASSOCIATED REGISTERS WITH DATA EEPROM
Name
Bit 7Bit 6Bit 5Bit 4Bit 3Bit 2
Bit 1Bit 0
Value on
POR, BOR
Value on
all other
Resets
INTCON
GIE
PEIE
T0IE
INTE
RBIE
T0IF
INTF
RBIF
0000 000x
0000 000x
PIE1
EEIE
ADIE
RCIE
TXIE
SSPIE
CCP1IE
TMR2IE
TMR1IE
0000 0000
0000 0000
PIR1
EEIF
ADIF
RCIF
TXIF
SSPIF
CCP1IF
TMR2IF
TMR1IF
0000 0000
0000 0000
EEADRH
—
—
—
EEADRH4 EEADRH3 EEADRH2 EEADRH1 EEADRH0
---0 0000
---0 0000
EEADRL
EEADRL7
EEADRL6
EEADRL5
EEADRL4
EEADRL3
EEADRL2
EEADRL1
EEADRL0
0000 0000
0000 0000
EECON1
EEPGD
—
—
—
WRERR
WREN
WR
RD
0--- x000
---- q000
EECON2
EEPROM Control Register 2 (not a physical register)
---- ----
---- ----
EEDATH
—
—
EEDATH5
EEDATH4
EEDATH3
EEDATH2
EEDATH1
EEDATH0
--00 0000
--00 0000
EEDATL
EEDATL7
EEDATL6
EEDATL5
EEDATL4
EEDATL3
EEDATL2
EEDATL1
EEDATL0
0000 0000
0000 0000
Legend:
x
= unknown, u = unchanged, - = unimplemented read as ‘0’, q = value depends upon condition.
Shaded cells are not used by data EEPROM module.
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
BSF EECON1,RD
executed here
INSTR(PC + 1)
executed here
Forced NOP
executed here
PC
PC + 1
EEADRH,EEADRL
PC+3
PC + 5
Flash ADDR
RD bit
EEDATH,EEDATL
P C + 3
PC + 4
INSTR (PC + 1)
INSTR(PC - 1)
executed here
INSTR(PC + 3)
executed here
INSTR(PC + 4)
executed here
Flash Data
EEDATH
EEDATL
register
EERHLT
INSTR (PC)
INSTR (PC + 3)
INSTR (PC + 4)



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