... comparators in
the PIC1 6C82X controlled by the CMCON register, which is defined in Table 16. 13. The
CIS and CM2–CM0 bits work together to select the operation of the comparators, and
the resulting ... the
PIC microcontroller into a “watchdog” for a complex system. As is shown in Fig. 16. 8,
the PIC microcontroller controls reset to the system processor. On powe...
... Device Interfacing 66 1
LEDs
66 1
Switch Bounce
66 5
Matrix Keypads
66 8
LCDs 67 2
Analog I/O
68 2
Audio Output
69 0
Relays and Solenoids
69 2
Asynchronous (NRZ) Serial Interfaces
69 3
Synchronous Serial ... discover
that the vast majority are designed around two or three part numbers (the PIC1 6F84,
PIC1 6C54, and perhaps the PIC1 6F877). This is unfortunate because ther...
... than dif-
ferences between the mid-range and low-end and PIC1 8 architectures. The unique fea-
tures of the PIC1 7Cxx compared with the other PIC microcontroller s include
1 The ability to access external, ... such as Fig. 6. 22,
further make you feel like the PIC1 7Cxx is unique and not that “portable” between the
other PIC microcontroller architectures.
The...
... are familiar with the other PIC microcontroller families. The PIC1 8 has the
btfsc, btfss, goto, and call of the low-end and mid-range PIC microcontrollers
along with the compare and skip on equals ... zeroed out (and become nops) and then are
programmed into the PIC microcontroller. Before making the change, the programmer
will issue an error message at th...
... to develop the BASIC87 applica-
tion (but using a PIC1 6F877A instead of a PIC1 6F877). The difference between the two
devices made quite a bit of difference in the code because the PIC1 6F877A requires ... on the PIC MCU you are working with and the size and com-
plexity of the function you wish to implement, the overhead of saving the data, calling
the functio...
... to the PIC1 6F877, it polls
the DS1820 for the current temperature. This temperature is transmitted back to the
PIC1 6F877 the next time the ping character is received. The PIC1 6F877 polls the
remote ... on the line. When the transmission has been completed, the remote PIC1 6HV540
stops driving the RS-485 line (at which point the PIC1 6F877 resumes driving the...
... for PIC1 2C50x /PIC1 2F50x micro-
controllers.
Figure B.3 Pinout for PIC1 6C505 /PIC1 6F505 micro-
controllers.
Figure B.4 Pinout for PIC1 6C54 /PIC1 6F54 /PIC1 6C57
microcontrollers.
Simpo PDF Merge and ... of the 12-bit address as # in
Table B. 36. If the access bank is used, then there is no high nybble to the address. If
the BSR or FSR registers are used for addressing, the...
... writes to the
DataPort will change the output values of other registers. To avoid any potential
problems, put the 7 bits together in the same PORT, and use the other bit only for
input.
The last ... 0) ; Find the Number of Bits and their
; Positions in “Dlay 160 Value”
if ((Dlay 160 Value & Value) != 0)
if (Dlay 160 Bit1 == -1) ; Set the Upper Bit
Dlay 160 Bit1 = Bit...
... around the PIC MCU, you would discover
that the vast majority are designed around two or three part numbers (the PIC1 6F84,
PIC1 6C54, and perhaps the PIC1 6F877). This is unfortunate because there ... by The McGraw-Hill Companies, Inc. Click here for terms of use.
PROGRAMMING AND
CUSTOMIZING THE
PIC
®
MICROCONTROLLER
1
1
EMBEDDED MICROCONTROLLERS
The primary rol...