em78f644nso28s ELAN Microelectronics Corp, em78f644nso28s Datasheet - Page 94

• Manufacturer Part Number: em78f644nso28s
• Description: Flash Series 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

EM78F648/644/642/641/548/544/542/541N
8-Bit Microcontroller
84 •
6.3.65 Bank1 RE: P8PLCR (Port 8 Pull Low Control Register)
Bit 7 (/PL87): Control bit used to enable the pull low of P87 pin
Bit 6 (/PL86): Control bit used to enable the pull low of P86 pin
Bit 5 (/PL85): Control bit used to enable the pull low of P85 pin
Bit 4 (/PL84): Control bit used to enable the pull low of P84 pin
Bit 3 (/PL83): Control bit used to enable the pull low of P83 pin
Bit 2 (/PL82): Control bit used to enable the pull low of P82 pin
Bit 1 (/PL81): Control bit used to enable the pull low of P81 pin
Bit 0 (/PL80): Control bit used to enable the pull low of P80 pin
6.3.66 Bank1 RF: P9PLCR (Port 9 Pull Low Control Register)
Bit 7 (/PL97): Control bit used to enable the pull low of P97 pin
Bit 6 (/PL96): Control bit used to enable the pull low of P96 pin
Bit 5 (/PL95): Control bit used to enable the pull low of P95 pin
Bit 4 (/PL94): Control bit used to enable the pull low of P94 pin
Bit 3 (/PL93): Control bit used to enable the pull low of P93 pin
Bit 2 (/PL92): Control bit used to enable the pull low of P92 pin
Bit 1 (/PL91): Control bit used to enable the pull low of P91 pin
Bit 0 (/PL90): Control bit used to enable the pull low of P90 pin
6.3.67 Bank1 R10 (Not Used)
6.3.68 Bank1 R11: P5HD/SCR (Port 5 High Drive/Sink Control
Bits 7~0 (H57~H50): P57~P50 high drive/sink current control bits
/PL87
/PL97
Bit 7
Bit 7
Bit 7
/H57
/PL86
/PL96
Bit 6
Bit 6
Bit 6
/H56
0: Enable high drive/sink
1: Disable high drive/sink
0: Enable internal pull-high
1: Disable internal pull-high
0: Enable internal pull-high
1: Disable internal pull-high
/PL85
/PL95
Bit 5
Bit 5
Bit 5
/H55
/PL84
/PL94
Bit 4
Bit 4
Bit 4
/H54
(This specification is subject to change without further notice)
Register)
/PL83
/PL93
Bit 3
Bit 3
Bit 3
/H53
Product Specification (V1.0) 05.05.2010
/PL82
/PL92
Bit 2
Bit 2
Bit 2
/H52
/PL81
/PL91
Bit 1
Bit 1
Bit 1
/H51
/PL80
/PL90
Bit 0
Bit 0
Bit 0
/H50