Nuvoton NuMicro MS51PC0AE - Page 4

MS51
Nov. 28, 2019 Page 4 of 491 Rev 1.00
MS51 32K SERIES TECHNICAL REFERENCE MANUAL
6.11.1 Overview ........................................................................................................................ 408
6.11.2 Functional Description ................................................................................................. 408
6.11.3 Typical Structure of I
2
C Interrupt Service Routine ................................................... 418
6.11.4 I
2
C Time-Out .................................................................................................................. 421
6.11.5 I
2
C Interrupt ................................................................................................................... 422
6.11.6 Control Registers of I
2
C ............................................................................................... 423
6.12 Serial Peripheral Interface (SPI)........................................................................ 429
6.12.1 Overview ........................................................................................................................ 429
6.12.2 Operating Modes .......................................................................................................... 431
6.12.3 Clock Formats and Data Transfer .............................................................................. 431
6.12.4 Slave Select Pin Configuration ................................................................................... 434
6.12.5 Mode Fault Detection ................................................................................................... 434
6.12.6 Write Collision Error ..................................................................................................... 434
6.12.7 Overrun Error ................................................................................................................ 434
6.12.8 SPI Interrupt .................................................................................................................. 435
6.12.9 Control Register of SPI ................................................................................................ 436
6.13 12-Bit Analog-To -Digital Converter (ADC) ....................................................... 441
6.13.1 Overview ........................................................................................................................ 441
6.13.2 Functional Description ................................................................................................. 441
6.13.3 Control Registers of ADC ............................................................................................ 447
6.14 Auxiliary Features ................................................................................................ 465
6.14.1 Dual DPTRs .................................................................................................................. 465
7 APPLICATION CIRCUIT .............................................................................. 469
7.1 Power Supply Scheme ............................................................................................. 469
7.2 Peripheral Application Scheme ............................................................................... 470
7.3 System Reset ............................................................................................................. 471
7.3.1 Hardware Reset Sources ............................................................................................ 471
8 ELECTRICAL CHARACTERISTICS ............................................................ 478
9 PACKAGE DIMENSIONS ............................................................................ 479
9.1 QFN 33-pin (4.0 x 4.0 x 0.8 mm)............................................................................. 479
9.2 LQFP 32-pin (7.0 x 7.0 x 1.4 mm) ........................................................................... 480
9.3 TSSOP 28-pin (4.4 x 9.7 x 1.0 mm) ....................................................................... 481
9.4 TSSOP 20-pin (4.4 x 6.5 x 0.9 mm) ...................................................................... 482
9.5 QFN 20-pin (3.0 x 3.0 x 0.5mm) .............................................................................. 483
10 ABBREVIATIONS ........................................................................................ 484
10.1 Abbreviations List ................................................................................................ 484
11 INSTRUCTION SET ..................................................................................... 485
11.1 Instruction Set And Addressing Modes ............................................................ 485