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UPD64AMC датащи(PDF) 45 Page - NEC

номер детали UPD64AMC
подробное описание детали  4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROL TRANSMISSION
PDF  64 Pages
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производитель  NEC [NEC]
домашняя страница  http://www.nec.com/
Logo NEC - NEC

UPD64AMC датащи(HTML) 45 Page - NEC

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µPD64A, 65
Data Sheet U14380EJ2V0DS00
MOV T, @R0
<1> Instruction code
: 0 01111111 1
<2> Cycle count
: 1
<3> Function
: (T)
← ((P13), (R0))
Transfers the program memory contents to the timer register T (t9 to t0) specified with the control register
P13 and the register pair R10-R00.
The program memory, which consists of 10 bits, is placed in the following state after the transfer to the
register.
t9
t8
t7
t6
t5
t4
t3
t2
t1
t0
T1
T0
t1
t0
t9
t8
t7
t6
t5
t4
t3
t2
@R0
Program memory
Timer
T
The high-order 2 bits of the program memory address are specified with the control register (P13).
Caution When setting a timer value in the program memory, ensure to use the DT directive.
9.10 Others
HALT #data4
<1> Instruction code
: 0 00101000 1
: 0 00000 d3 d2 d1 d0
<2> Cycle count
: 1
<3> Function
: Sandby mode
Places the CPU in standby mode.
The condition for having the standby mode (HALT/STOP mode) canceled is specified with the immediate
data.
STTS R0n
<1> Instruction code : 0 00110 R3 R2 R1R0
<2> Cycle count
: 1
<3> Function
: if statuses match
F
← 1
else
F
← 0 n = 0 to F
Compares the S0, S1, KI/O, KI, and TIMER statuses with the register R0n contents. If at least one of the
statuses coincides with the bits that have been set, the status flag F is set (to 1).
If none of them coincide, the status flag F is cleared (to 0).



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