em78p210n ELAN Microelectronics Corp, em78p210n Datasheet - Page 3

• Manufacturer Part Number: em78p210n
• Description: 8-bit Microcontroller With Otp Rom
• Manufacturer: ELAN Microelectronics Corp

Contents
Product Specification (V1.2) 04.22.2008
1
2
3
4
5
6
General Description .................................................................................................. 1
Features ..................................................................................................................... 1
Pin Assignment ......................................................................................................... 2
Pin Description.......................................................................................................... 3
4.1
4.2
Block Diagram ........................................................................................................... 5
Function Description ................................................................................................ 6
6.1
6.2
EM78P210ND20/SO20/SS20 ............................................................................ 3
EM78P210NK24/SO24/SS24A .......................................................................... 4
Register Configuration........................................................................................ 6
Registers Description ......................................................................................... 7
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.2.6
6.2.7
6.2.8
6.2.9
6.2.10 Bank 0-R7 (Port 7) ............................................................................................10
6.2.11 Bank 0-R8 (Port 8) ............................................................................................10
6.2.12 Bank 0-R9~RD (Reserve) .................................................................................10
6.2.13 Bank 0-RE (WUCR: Wake-up Control Register)...............................................11
6.2.14 Bank 0-RF (Interrupt Status Register)...............................................................11
6.2.15 Bank 1-R5 ~R7 (I/O Port Control Register).......................................................12
6.2.16 Bank 1-R8 (I/O Port Control Register) ..............................................................12
6.2.17 Bank 1-R9 (Reserve).........................................................................................12
6.2.18 Bank 1-RA (CMPCON: Comparator Control Register) .....................................12
6.2.19 Bank 1-RB (Pull-down Control Register)...........................................................13
6.2.20 Bank 1-RC (Open-drain Control Register) ........................................................14
6.2.21 Bank 1-RD (Pull-high Control Register) ............................................................14
6.2.22 Bank 1-RE (WDT Control Register) ..................................................................15
6.2.23 Bank 1-RF (Interrupt Mask Register) ................................................................16
6.2.24 Bank 2-R5 (HDCR: High Drive Control Register for Port 6)..............................16
6.2.25 Bank 2-R6 (HSCR1: High Sink Control Register for Port 5) .............................17
6.2.26 Bank 2-R7 (HSCR1: High Sink Control Register for Port 6) .............................17
6.2.27 Bank 2-R8 (Operating Mode Control Register).................................................18
6.2.28 Bank 2-R9~RF (Reserve)..................................................................................18
6.2.29 Bank 3-R5 (Timer Clock/Counter) .....................................................................19
6.2.30 Bank 3-R6 (IRC Control)-only for ICE ...............................................................19
R1 (Memory Switch Register) .............................................................................8
Bank 0-R5 (Port 5) ............................................................................................10
Bank 0-R6 (Port 6) ............................................................................................10
A (Accumulator)...................................................................................................7
CONT (Control Register).....................................................................................7
R0 (Indirect Addressing Register) ......................................................................8
R2 (Program Counter) and Stack........................................................................8
R3 (Status Register) ............................................................................................9
R4 (Select Indirect Address) .............................................................................10
Contents
• iii