Datasheet Holtek BC68FB540

I/O Flash USB 8-Bit MCU with 2.4GHz RF Transceiver BC68FB540 Revision: V1.10 Date: Deee 01 BC68FB540 I/O Flash USB 8-Bit MCU with 2.4GHz RF Transceiver Table of Contents
Features . 6
CPU Featues . 6 Peipheal Featues. 6 RF Tanseive Featues. 7 General Description. 7 Block Diagram. 8 Pin Assignment . 8 Pin Descriptions . 9 Absolute Maximum Ratings.11 D.C. Characteristics. 12 A.C. Characteristics. 13 LVD/LVR Electrical Characteristics . 14 RF Transceiver Electrical Characteristics . 14 Power on Reset Electrical Characteristics . 16 System Architecture . 16
Cloking and Pipelining . 16 Poga Counte. 17 Stak . 18 Aitheti and Logi Unit ­ ALU . 18 Flash Program Memory . 19 Stutue. 19 Speial Vetos . 19 Look-up Tale . 19 Tale Poga Exaple . 0 In Syste Pogaing ­ ISP . 1 In Appliation Pogaing ­ IAP . 6 In Ciuit Pogaing ­ ICP . 30 On-Chip Deug Suppot ­ OCDS . 31 Data Memory . 32 Special Function Register Description . 34 Stutue. 3 Indiet Addessing Registes ­ IAR0 IAR1 . 3 Meoy Pointe ­ MP0 MP1 . 3 Bank Pointe ­ BP . 35 Auulato ­ ACC . 35 Poga Counte Low Registe ­ PCL. 35 Look-up Tale Registes ­ TBLP TBHP TBLH . 35 Status Registe ­ STATUS . 36 Rev. 1.10 Deee 01 BC68FB540 I/O Flash USB 8-Bit MCU with 2.4GHz RF Transceiver
Oscillator . 38 Osillato Oveview . 38 Extenal Cystal Osillato ­ HXT. 39 Intenal PLL Fequeny Geneato . 0 Intenal High Speed RC Osillato ­ HIRC . Intenal Low Speed 3kHz RC Osillato ­ LIRC. Suppleentay Intenal Cloks . System Clock Configurations . 38 Operating Modes and System Clocks . 43 Syste Cloks . 3 Syste Opeation Modes. 3 Contol Registe . 5 Fast Wake-up . 6 Opeating Mode Swithing . 7 Standy Cuent Consideations . 51 Wake-up . 51 Pogaing Consideations. 5 Watchdog Timer . 52 Wathdog Tie Clok Soue . 5 Wathdog Tie Contol Registe . 5 Wathdog Tie Opeation . 5 Reset and Initialisation. 55 Reset Oveview . 55 Reset Funtions . 56 Reset Initial Conditions . 59 Input/Output Ports . 63 Pull-high Resistos . 6 Pot Wake-up . 65 Pot A Wake-up Palaity Contol Registe . 65 I/O Pot Contol Registes . 66 Pot A Powe Soue Contol Registe . 67 I/O Pin Stutues . 69 Pogaing Consideations. 69 Timer Modules ­ TM . 70 Intodution . 70 TM Opeation . 70 TM Clok Soue. 71 TM Inteupts . 71 TM Extenal Pins . 71 TM Input/Output Pin Contol Registes . 7 Pogaing Consideations. 75 Rev. 1.10 3 Deee 01 BC68FB540 I/O Flash USB 8-Bit MCU with 2.4GHz RF Transceiver
Compact Type TM ­ CTM . 76 Copat Type TM Opeation . 76 Copat Type TM Registe Desiption. 77 Copat Type TM Opeation Modes . 81 Standard Type TM ­ STM . 87 Standad Type TM Opeation . 87 Standad Type TM Registe Desiption . 88 Standad Type TM O …