em78f644nso28s ELAN Microelectronics Corp, em78f644nso28s Datasheet - Page 7

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

Product Specification (V1.0) 05.05.2010
6.4
6.5
6.6
6.7
TCC/WDT and Prescaler.................................................................................. 94
I/O Ports ........................................................................................................... 95
UART (Universal Asynchronous Receiver/Transmitter).................................... 97
SPI Function................................................................................................... 100
6.3.88 Bank1 R25: I2CSA (I2C Slave Address Register).............................................90
6.3.89 Bank1 R26: I2CDA (I2C Device Address Register) ..........................................90
6.3.90 Bank1 R27: I2CDB (I2C Data Buffer Register) .................................................91
6.3.91 Bank1 R28: I2CA (I2C Data Buffer Register) ....................................................91
6.3.92 Bank1 R29 (Not Used) ......................................................................................91
6.3.93 Bank1 R2A: PWMER (PWM Enable Control Register).....................................91
6.3.94 Bank1 R2B: TIMEN (Timer/PWM Enable Control Register) .............................91
6.3.95 Bank1 R2C~R2E: (Not Used) ...........................................................................92
6.3.96 Bank1 R2F: PWMACR (PWM A Control Register) ...........................................92
6.3.97 Bank1 R30: PWMBCR (PWM B Control Register) ...........................................92
6.3.98 Bank1 R31: (Not Used) .....................................................................................92
6.3.99 Bank1 R32: TACR (Timer A Control Register) ..................................................92
6.3.100 Bank1 R33: TBCR (Timer B Control Register).................................................93
6.3.101 Bank1 R34: (Not Used) ....................................................................................93
6.3.102 Bank1 R35: TAPRDH (Timer A Period Buffer Register) ...................................93
6.3.103 Bank1 R36: TBPRDH (Timer B Period Buffer Register) ..................................93
6.3.104 Bank1 R37: (Not Used) ....................................................................................93
6.3.105 Bank1 R38: TADTH (Timer A Duty Buffer Register).........................................93
6.3.106 Bank1 R39: TBDTH (Timer B Duty Buffer Register) .......................................93
6.3.107 Bank1 R3A: (Not Used)....................................................................................94
6.3.108 Bank1 R3B: PRDxL (PWM A/B/C Period Buffer Low Bits Register) ................94
6.3.109 Bank1 R3C: DTxL (PWM1/2 Duty Buffer Low Bits Register) ...........................94
6.3.110 Bank1 R3D~R4F (Not Used)............................................................................94
6.3.111 Bank0 R50~R7F, Bank0~1 R80~RFF..............................................................94
6.5.1
6.5.2
6.6.1
6.6.2
6.6.3
6.6.4
6.6.5
6.7.1
6.7.2
6.7.3
6.7.4
I/O for EM78F644N/642/641/544/542/541N .....................................................95
I/O for EM78F648/548N ....................................................................................96
UART Mode.......................................................................................................98
Transmitting.......................................................................................................98
Baud Rate Generator ........................................................................................99
UART Timing .....................................................................................................99
Overview & Features.......................................................................................100
SPI Function Description.................................................................................102
SPI Signal & Pin Description...........................................................................103
SPI Mode Timing .............................................................................................105
6.7.1.1 Overview ..........................................................................................100
6.7.1.2 Features ...........................................................................................100
Receiving..........................................................................................................99
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