PIC17C756A MICROCHIP [Microchip Technology], PIC17C756A Datasheet - Page 60

• Manufacturer Part Number: PIC17C756A
• Description: High-Performance 8-bit CMOS EPROM Microcontrollers with 10-bit A/D
• Manufacturer: MICROCHIP [Microchip Technology]

PIC17C7XX
FIGURE 8-3:
DS30289B-page 60
Step 1: 8-bit value from TABLAT (16-bit) high or low byte,
Memory
Data
f
loaded into register ’f’.
TLRD 1,f
TABLE POINTER
TABLE LATCH (16-bit)
1
TABLATH
TBLPTRH
TLRD INSTRUCTION
OPERATION
TABLATL
TBLPTRL
TLRD 0,f
Program Memory
FIGURE 8-4:
Step 1: 8-bit value from TABLAT (16-bit) high or low byte,
Memory
Data
TABLRD 1,i,f
2: 16-bit value at Program Memory (TBLPTR), loaded into
3: If “i” = 1, then TBLPTR = TBLPTR + 1,
f
loaded into register ’f’.
TABLAT register.
If “i” = 0, then TBLPTR is unchanged.
TABLE POINTER
TABLE LATCH (16-bit)
3
1
TBLPTRH
TABLATH
TABLRD INSTRUCTION
OPERATION
Prog-Mem
(TBLPTR)
2000 Microchip Technology Inc.
2
TBLPTRL
TABLATL
TABLRD 0,i,f
Program Memory
3