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MA803AS2 데이터시트(PDF) 23 Page - Megawin Technology Co., Ltd |
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MA803AS2 데이터시트(HTML) 23 Page - Megawin Technology Co., Ltd |
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23 / 75 page ![]() This document information is the intellectual property of Megawin Technology. © Megawin Technology Co., Ltd. 2009 All rights reserved. QP-7300-03D 23/75 MEGAWIN MAKE YOU WIN MA803 9.2.1. 端口 1 P1: 端口 1 寄存器 SFR 地址 = 0x90 SFR 页 = 全部 复位值 = 1111-1111 7 6 5 4 3 2 1 0 P1.7 P1.6 P1.5 P1.4 P1.3 P1.2 P1.1 P1.0 R/W R/W R/W R/W R/W R/W R/W R/W Bit 7~0: P1.7~P1.0 通过 CPU 置 1/清 0 P1M0: 端口 1 模式寄存器 0 SFR 地址 = 0x91 SFR 页 = 全部 复位值 = 0000-0000 7 6 5 4 3 2 1 0 P1M0.7 P1M0.6 P1M0.5 P1M0.4 P1M0.3 P1M0.2 P1M0.1 P1M0.0 R/W R/W R/W R/W R/W R/W R/W R/W P1M1: 端口 1 模式寄存器 1 SFR 地址 = 0x92 SFR 页 = 全部 复位值 = 0000-0000 7 6 5 4 3 2 1 0 P1M1.7 P1M1.6 P1M1.5 P1M1.4 P1M1.3 P1M1.2 P1M1.1 P1M1.0 R/W R/W R/W R/W R/W R/W R/W R/W 9.2.2. 端口 2 P2: 端口 2 寄存器 SFR 地址 = 0xA0 SFR 页 = 全部 复位值 = 1111-1111 7 6 5 4 3 2 1 0 P2.7 P2.6 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0 R/W R/W R/W R/W R/W R/W R/W R/W Bit 7~0: P2.7~P2.0 通过 CPU 置 1/清 0 P2M0: 端口 2 模式寄存器 0 SFR 地址 = 0x95 SFR 页 = 全部 复位值 = 0000-0000 7 6 5 4 3 2 1 0 P2M0.7 P2M0.6 P2M0.5 P2M0.4 P2M0.3 P2M0.2 P2M0.1 P2M0.0 R/W R/W R/W R/W R/W R/W R/W R/W P2M1: 端口 2 模式寄存器 1 SFR 地址 = 0x96 SFR 页 = 全部 复位值 = 0000-0000 7 6 5 4 3 2 1 0 P2M1.7 P2M1.6 P2M1.5 P2M1.4 P2M1.3 P2M1.2 P2M1.1 P2M1.0 R/W R/W R/W R/W R/W R/W R/W R/W 9.2.3. 端口 3 P3: 端口 3 寄存器 SFR 地址 = 0xB0 SFR 页 = 全部 复位值 = 1111-1111 |
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