keybord.map

使用AVR单片机对信号进行采集,通过FFT,分析信号失真度

CodeVisionAVR C Compiler V1.24.3b Standard
(C) Copyright 1998-2004 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.com
e-mail:[e-mail]

File: E:\PROJECTS\AVR PROJECT\Shi_Zhen_du\keybord.c
Global variables memory map:

Variable                          Address   Size
freq_time_counter                   R4,R5      2
freq_time_ok                         R2.0    1/8
begin_scan                           R2.1    1/8
set_num                              R2.2    1/8
freq_point                           160h      8
i                                      R6      1
fft_cnt                                R7      1
freq_point_num                      R8,R9      2
flag                                  R10      1
dis_num                              168h      5
signal_type                           R11      1
key_stime_counter                     R12      1
key_stime_ok                         R2.3    1/8
key_state_S17                         R13      1
key_value_S17                         R14      1
key_line_S17                         16Dh      1
hold_count_S17                       16Eh      1
menu_state                           16Fh      3
last_key                             172h      1
key_temp                             173h      1
kf                                   174h      4
distortion                           178h    128
l                                    1F8h      1
xr                                   1F9h    128
data                                 279h      1
xr_temp                              27Ah     32
_seed_G2                             29Ah      4