em78p468n ELAN Microelectronics Corp, em78p468n Datasheet - Page 28

• Manufacturer Part Number: em78p468n
• Description: 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

EM78P468N/L
8-Bit Microcontroller
22 •
6.2.18 IOCB1/P6PH (Port 6 Pull-high Control Register)
Address: 0Bh, Bit 0 of R5 = “1”)
Bit 7 ~ Bit 0 (PH67 ~ PH60): The enable bits of Port 6 pull high function.
6.2.19 IOCC1/P6OD (Port 6 Open Drain Control Register)
(Address: 0Ch, Bit 0 of R5 = “1”)
Bit 7 ~ Bit 0: The enable bits of Port 6 open drain function.
6.2.20 IOCD1/P8PH (Port 8 Pull High Control Register)
(Address: 0Dh, Bit 0 of R5 = “1”)
Bit 7 ~ Bit 0: The enable bits of PORT 8 pull-high function.
6.2.21 IOCE1/P6PL (Port 6 Pull Low Control Register)
(Address: 0Eh, Bit 0 of R5 = “1”)
Bit 7 ~ Bit 0: The enable bits of Port 6 pull low function.
OP67
PH67
PH87
PL67
Bit 7
Bit 7
Bit 7
Bit 7
PH6x = “0”: disable pin of P6.x internal pull-high resistor function
PH6x = “1”: enable pin of P6.x internal pull-high resistor function
OD6x = “0”: disable pin of P6.x open drain function
OD6x = “1”: enable pin of P6.x open drain function
PH8x = “0”: disable pin of P8.x internal pull-high resistor function
PH8x = “1”: enable pin of P8.x pull-high resistor function
PL6x = “0”: disable pin of P6.x internal pull-low resistor function
PL6x = “1”: enable pin of P6.x internal pull-low resistor function
OP66
PH66
PH86
PL66
Bit 6
Bit 6
Bit 6
Bit 6
PH65
OP65
PH85
PL65
Bit 5
Bit 5
Bit 5
Bit 5
PH64
OP64
PH84
PL64
Bit 4
Bit 4
Bit 4
Bit 4
(This specification is subject to change without further notice)
OP63
PH63
PH83
PL63
Bit 3
Bit 3
Bit 3
Bit 3
Product Specification (V1.6) 12.31.2007
OP62
PH62
PH82
PL62
Bit 2
Bit 2
Bit 2
Bit 2
PH61
OP61
PH81
PL61
Bit 1
Bit 1
Bit 1
Bit 1
PH60
OP60
PH80
PL60
Bit 0
Bit 0
Bit 0
Bit 0