W83977F -A / W83977G -A / W83977AF -A / W83977AG -A
7.7.6
Set5.Reg6 , 7 - 接收帧长度FIFO ( RFLFL / RFLFH )或丢帧数
( LST_NU ) .............................................................................................................................................69
7.8
Set6 - 红外物理层控制寄存器........................................... ............................... 70
7.8.1
7.8.2
7.8.3
7.8.4
7.8.5
Set6.Reg0 - 红外配置寄存器2 ( IR_CFG2 ) ....................................... .................... 70
Set6.Reg1 - MIR ( 1.152M / 0.576M BPS )脉冲宽度................................... ........................... 71
Set6.Reg2 - SIR脉冲宽度........................................... .................................................. .... 72
Set6.Reg3 - 设置选择Register.............................................................................................72
Set6.Reg4 - 高速红外起始标志号( HIR_FNU ) ................................. 72
Set7.Reg0 - 远程红外线接收管( RIR_RXC ) ....................................... ............ 73
Set7.Reg1 - 遥控器红外线发射器( RIR_TXC ) ....................................... ........ 75
Set7.Reg2 - 远程红外配置寄存器( RIR_CFG ) ....................................... .............. 76
Set7.Reg3 - 设置选择寄存器( SSR ) ........................................ ........................................ 77
Set7.Reg4 - 红外模块(前端)选择1 ( IRM_SL1 ) ................................... ............ 77
Set7.Reg5 - 红外模块(前端)选择2 ( IRM_SL2 ) ................................... ............ 78
Set7.Reg6 - 红外模块(前端)选择3 ( IRM_SL3 ) ................................... ............ 78
Set7.Reg7 - 红外模块控制寄存器( IRM_CR ) ....................................... ................ 79
7.9
SET7 - 遥控器和红外模块选择寄存器......................................... ........... 73
7.9.1
7.9.2
7.9.3
7.9.4
7.9.5
7.9.6
7.9.7
7.9.8
8.并行端口............................................................................................................................ 81
8.1
8.2
打印机接口逻辑........................................................................................................... 81
增强型并行端口( EPP ) ............................................ .................................................. 。 82
8.2.1
8.2.2
8.2.3
8.2.4
8.2.5
8.2.6
8.2.7
8.2.8
数据Swapper.........................................................................................................................82
打印机状态缓冲区...............................................................................................................83
打印机控制锁存器和打印机控制被囚........................................... ...................... 84
EPP地址Port...................................................................................................................84
EPP数据端口0-3 ..................................................................................................................85
位图并口和EPP寄存器.......................................... .................................. 85
EPP引脚说明.............................................................................................................86
EPP操作.......................................................................................................................86
ECP寄存器和模式定义............................................. .......................................... 87
数据和ecpAFifo端口..........................................................................................................88
设备状态寄存器( DSR ) ............................................ .................................................. ..88
设备控制寄存器(DCR)...............................................................................................89
cFifo (并口数据FIFO )模式= 010 ........................................ ................................... 89
ecpDFifo ( ECP数据FIFO )模式= 011 ......................................... ........................................ 90
tFifo (测试FIFO模式)模式= 110 ......................................... .............................................. 90
cnfgA (配置寄存器A)模式= 111 ......................................... ............................... 90
cnfgB (配置寄存器B)模式= 111 ......................................... ............................... 90
ECR (扩展控制寄存器)模式=所有......................................... ................................... 91
位图ECP端口寄存器的............................................ .................................................. 0.92
ECP引脚说明.............................................................................................................93
ECP操作.......................................................................................................................93
FIFO操作......................................................................................................................94
DMA传输.......................................................................................................................94
可编程I / O ( NON - DMA )模式........................................ ............................................... 94
8.3
扩展功能并行( ECP )端口........................................... ................................. 87
8.3.1
8.3.2
8.3.3
8.3.4
8.3.5
8.3.6
8.3.7
8.3.8
8.3.9
8.3.10
8.3.11
8.3.12
8.3.13
8.3.14
8.3.15
8.3.16
-IV