初步
GMS81C4040/87C4060
目录
概述.......................................... 1
说明................................................. ..1
功能................................................. ...... 1
开发工具..................................... 2
X索引直接页（ 8位偏移量）
→
DP + X ..... 26
Y变址直接页（ 8位偏移量）
→
DP + Y ..... 27
Y变址绝对
→
！ ABS + Y .......................... 27
直接页间接
→
[ DP ] ............................... 27
X间接索引
→
[ DP + X] ............................. 27
Y变址间接
→
[ DP ] + Y ............................. 28
绝对间接
→
[ ！腹肌] ................................ 28
框图.............................. 3
引脚分配.............................. 4
包图......................... 5
引脚功能.................................... 6
端口结构.......................... 9
RESET ................................................. ............... 9
测试................................................. .................. 9
XIN ， XOUT ............................................... ......... 9
OSC1 ， OSC2 ............................................... ...... 9
R00~07, R53 ...................................................... 9
R10 15 （ AN0 5 ） .......................................... ...... 9
R16, 17, 20, 24, 25, 26, 27, 52, 67 ................... 10
R21 / SCLK ， R22 / Sout的.......................................... 10
R23 /仙............................................... ............. 10
R40 43 （ PWM0 3 ） .......................................... 10
R44 ， 45 ， 46 ， 47 （ SCL ， SDA ， PWM） .................. 10
R50 / BUZZ ， R51 / PWM8 .................................... 11
R54 / YM ， R55 / YS ， R56 /我................................... 11
R，G ，B ............................................. ................ 11
I / O端口......................................... 29
寄存器端口..................................... 29
端口数据寄存器.......................................... 29
I / O端口配置............................ 30
R0端口................................................ ........... 30
R1端口................................................ ........... 30
R2端口................................................ ............. 31
R4端口................................................ ............. 31
R5端口................................................ ............. 32
R6端口................................................ ............. 32
时钟发生器...................... 33
定时器................................................ 34
基本间隔定时器................................. 34
定时器0 ， 1 .............................................. ..... 35
定时/计数器2 ， 3 ....................... 37
定时器模式................................................ ...... 39
事件计数器模式......................................... 39
电气特性。 12
绝对最大额定值..................... 12
推荐工作条件.... 12
DC电气特性 - GMS81C4040
.....................................................................12
A / D比较器特性............. 14
AC特性.................................... 14
典型特征............................ 16
A / D转换器................................... 42
控制................................................. ............. 42
串行I / O ........................................... 44
控制................................................. ............. 44
脉冲宽度调制（ PWM ） ...... 46
8位PWM控制............................................. 47
14位PWM控制........................................... 47
存储器构成.............. 17
寄存器................................................. ..17
程序存储器...................................... 20
PCALL →相对............................................... ...... 21
TCALL → ............................................... ........ 21
中断的时间间隔测量电路
........................................................... 49
控制................................................. ............. 49
蜂鸣器驱动程序.................................... 51
控制................................................. ............. 51
屏幕显示（ OSD ） ................ 53
OSDCON1 ................................................. ...... 55
OSDCON2 ................................................. ...... 55
OSDPOL ................................................. ......... 56
FDWSET ................................................. ......... 56
L1ATTR ................................................. ........... 57
L1VPOS ................................................. .......... 58
L2ATTR ................................................. ........... 58
L2VPOS ................................................. .......... 58
COLMOD ................................................. ........ 58
MESHCON ................................................. ...... 58
VRAM ................................................. .............. 58
字体ROM ................................................ ......... 60
数据存储器............................................. 23
用户内存................................................ .... 23
控制寄存器............................................. 23
堆栈区................................................ ........ 23
寻址方式...................................... 25
（ 1 ）寄存器寻址................................... 25
（ 2 ）立即寻址
→
＃IMM .................. 25
（ 3 ）直接页寻址
→
DP ..................... 25
（ 4 ）绝对寻址
→
！绝对....................... 25
（ 5 ）变址寻址.................................... 26
X索引直接页（无偏移）
→
{X} ........... 26
X索引直接页，自动增加→ { X} + 。 26
1999年11月版本1.0
初步
1
QQ：2881677436 复制
