em78f644nso28s ELAN Microelectronics Corp, em78f644nso28s Datasheet - Page 4

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

Contents
iv •
6.2
Special Function Registers
(for EM78F644/642/641/544/542/541N Series Only) ....................................... 42
6.1.23 Bank 1 RA TC2DL (Timer 2 Low Byte Data Buffer) ..........................................29
6.1.24 Bank 1 RB SPIS (SPI Status Register) .............................................................29
6.1.25 Bank 1 RC SPIC (SPI Control Register) ...........................................................30
6.1.26 Bank 1 RD SPIRB (SPI Read Buffer)................................................................31
6.1.27 Bank 1 RE SPIWB (SPI Write Data Buffer).......................................................32
6.1.28 Bank 1 RF (Interrupt Status Register 2) ............................................................32
6.1.29 Bank 2 RA URC1 (UART Control 1)..................................................................32
6.1.30 Bank 2 RB URC2 (UART Control 2)..................................................................33
6.1.31 Bank 2 RC URS (UART Status) ........................................................................34
6.1.32 Bank 2 RD URRD (UART_RD Data Buffer)......................................................35
6.1.33 Bank 2 RE URTD (UART_TD Data Buffer) .......................................................35
6.1.34 Bank 2 RF (Pull-high Control Register 1)..........................................................35
6.1.35 Bank 3 R5 (TMRCON: Timer A and Timer B Control Register) ........................36
6.1.36 Bank 3 R6 (TBHP: Table Point Register for Instruction TBRD ) .......................36
6.1.37 Bank 3 R7 (CMPCON: Comparator 2 Control Register
6.1.38 Bank 3 R8 (PWMCON: PWMA/B Lower 2 Bits of the Period
6.1.39 Bank 3 R9 (PRDAH: Most Significant Byte (Bit 9 ~ Bit 2) of PWMA) ...............38
6.1.40 Bank 3 RA (DTAH: Most Significant Byte (Bit 9 ~ Bit 2)
6.1.41 Bank 3 RB (PRDBH: Most Significant Byte (Bit 9~Bit 2) of PWMB) .................38
6.1.42 Bank 3 RC (DTBH: Least Significant Byte (Bit 9 ~ Bit 2)
6.1.43 Bank 3 RD TC3CR (Timer 3 Control)................................................................39
6.1.44 Bank 3 RE TC3D (Timer 3 Data Buffer) ............................................................41
6.1.45 Bank 3 RF (Pull-Down Control Register 1) .......................................................41
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 IOCC (Open-Drain Control Register) ................................................................46
6.2.11 IOCD (Pull-High Control Register 2) .................................................................46
6.2.12 IOCE (Interrupt Mask Register 2)......................................................................47
6.2.13 IOCF (Interrupt Mask Register 1)......................................................................48
and PWMA/B Control Register) ........................................................................37
and Duty Control Register)................................................................................37
of PWMA Duty Cycle)........................................................................................38
of PWMB Duty Cycle)........................................................................................38
A (Accumulator).................................................................................................42
CONT (Control Register)...................................................................................42
IOC5 (I/O Port 5 Control Register) ....................................................................43
IOC6 (I/O Port 6 Control Register) ....................................................................43
IOC7 (I/O Port 7 Control Register) ....................................................................44
IOC8 (I/O Port 8 Control Register) ....................................................................44
IOC9 ..................................................................................................................44
IOCA (WDT Control Register) ...........................................................................44
IOCB (Pull-Down Control Register 2)................................................................45
Product Specification (V1.0) 05.05.2010