Nuvoton ISD91200 Series, Technical Reference Manual

Page: 27 / 473

ISD91200 Series Technical Reference Manual
Release Date: Sep 16, 2019
- 27 - Revision 2.4
5.2.4 System Memory Map
The ISD91200 provides 4G-byte address space. The memory locations assigned to each on-chip
module is shown in Table 5-1. The detailed register definition, memory space, and programming
detailed will be described in the following sections for each on-chip module. The ISD91200 supports
little-endian data format.
Table 5-1 Address Space Assignments for On-Chip Modules
Address Space Token Modules Reference
Flash & SRAM Memory Space
0x0000_0000 – 0x0002_33FF FLASH_BA FLASH Memory Space (141KB)
0x2000_0000 – 0x2000_2FFF SRAM_BA SRAM Memory Space (12KB)
AHB Modules Space (0x5000_0000 – 0x501F_FFFF)
0x5000_0000 – 0x5000_01FF SYS_BA System Global Control Registers 5.2.5
0x5000_0200 – 0x5000_02FF CLK_BA Clock Control Registers 5.3.5
0x5000_0300 – 0x5000_03FF INT_BA Interrupt Multiplexer Control Registers 5.2.7.5
0x5000_0400 – 0x5000_04FF Reserved
0x5000_4000 – 0x5000_7FFF GPIO_BA GPIO Control Registers 5.4.3
0x5000_8000 – 0x5000_BFFF PDMA_BA SRAM_APB DMA Control Registers 5.15.5
0x5000_C000 – 0x5000_FFFF FMC_BA Flash Memory Control Registers 6.9
APB1 Modules Space (0x4000_0000 ~ 0x400F_FFFF)
0x4000_4000 – 0x4000_7FFF WDT_BA Watch-Dog Timer Control Registers 5.12.1
0x4000_8000 – 0x4000_BFFF RTC_BA Real Time Clock (RTC) Control Register 5.8.4
0x4001_0000 – 0x4001_3FFF TIMER0_BA Timer0/Timer1 Control Registers 5.11.4
0x4002_0000 – 0x4002_3FFF I2C_BA I2C Interface Control Registers 5.6.5
0x4003_0000 – 0x4003_3FFF SPI0_BA SPI0 Serial Interface Control Registers 5.9.7
0x4003_8000 – 0x4003_FFFF SPI1_BA SPI1 Serial Interface Control Registers 5.10.7
0x4004_0000 – 0x4004_3FFF PWM_BA PWM0/1 Control Registers 5.7.13
0x4005_0000 – 0x4005_3FFF UART0_BA UART0 Control Registers 5.13.6
0x4005_8000 – 0x4005_FFF UART1_BA UART1 Control Registers 5.13.6
0x4006_0000 – 0x4006_3FFF SARADC_BA SARADC Controller Registers 7.8.4
0x4007_0000 – 0x4007_3FFF DPWM_BA Differential Audio PWM Speaker Driver 7.3.5
0x4008_0000 – 0x4008_3FFF ANA_BA Analog Block Control Registers 7.4.3
0x4008_4000 – 0x4008_7FFF BOD_BA Brown Out Detector Control Registers 5.5.1
0x400A_0000 - 0x400A_FFFF I2S_BA I2S Interface Control registers 5.14.6
0x400B_0000 - 0x400B_009F BIQ_BA Biquad Filter Control Registers 7.7.2.1
0x400B_0090 – 0x400B_009F ALC_BA Analog Block Control Registers 7.5.2