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W78ERD2A40FL Datasheet(PDF) 10 Page - Winbond |
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W78ERD2A40FL Datasheet(HTML) 10 Page - Winbond |
10 / 76 page W78ERD2/W78ERD2A - 10 - Port Option Register Bit: 7 6 5 4 3 2 1 0 - - - - - - - P0UP Mnemonic: POPT Address: 86h BIT NAME FUNCTION 1 – 7 - Reserve 0 P0UP 0: Port 0 pins are open-drain. 1: Port 0 pins are internally pulled-up. Port 0 is structurally the same as Port 2. Power Control Bit: 7 6 5 4 3 2 1 0 SMOD SMOD0 - POR GF1 GF0 PD IDL Mnemonic: PCON Address: 87h BIT NAME FUNCTION 7 SMOD 1: Double the serial-port baud rate in serial port modes 1, 2, and 3. 6 SMOD0 0: Framing Error Detection Disable. SCON.7 acts as per the standard 8052 function. 1: Framing Error Detection Enable. SCON.7 indicates a Frame Error and acts as the FE (FE_1) flag. 5 - Reserved 4 POF This bit is set to 1 when a power-on reset has occurred. It can be cleared by software. 3 GF1 General-purpose flag. 2 GF0 General-purpose flag. 1 PD Set this bit to 1 to go into POWER DOWN mode. 0 IDL Set this bit to 1 to go into IDLE mode. Timer Control Bit: 7 6 5 4 3 2 1 0 TF1 TR1 TF0 TR0 IE1 IT1 IE0 IT0 Mnemonic: TCON Address: 88h |
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Similar Description - W78ERD2A40FL |
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