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datasheet:rp2040

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datasheet:rp2040 [2023/10/09 17:53] – [abbreviation dictionary] larsdatasheet:rp2040 [2024/10/12 03:41] (current) – [QSPI] lars
Line 7: Line 7:
 [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pfee| 2]] [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pfee| 2]]
 [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pfef| 3]] [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pfef| 3]]
 +
 +===== Memory Map =====
 +[[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf19| Memory Map]]
 +
 +^ start address ^ end address ^  used for ^  comment ^
 +| 0x00 00 00 00 | | **ROM** | |
 +| 0x10 00 00 00 | | **XIP** | eXecute In Place |
 +| 0x11 00 00 00 | | XIP no alloc | |
 +| 0x12 00 00 00 | | XIP no cache | |
 +| 0x13 00 00 00 | | XIP no cache + no alloc | |
 +| 0x14 00 00 00 | | XIP CTRL | |
 +| 0x15 00 00 00 | 0x15 00 40 00 | XIP SRAM | |
 +| 0x18 00 00 00 | | XIP SSI | |
 +| 0x20 00 00 00 | | **SRAM** | |
 +| 0x20 00 00 00 | 0x20 04 00 00 | SRAM striped | SRAM 0 -3 |
 +| 0x20 04 00 00 | | SRAM 4 | |
 +| 0x20 04 10 00 | 0x20 04 20 00 | SRAM5 | |
 +| 0x21 00 00 00 | | SRAM 0 | not striped |
 +| 0x21 01 00 00 | | SRAM 1 | not striped |
 +| 0x21 02 00 00 | | SRAM 2 | not striped |
 +| 0x21 03 00 00 | | SRAM 3 | not striped |
 +| 0x40 00 00 00 | | **APB Peripherals** | |
 +| 0x40 00 00 00 | | SYSINFO | |
 +| 0x40 00 40 00 | | SYSCFG | |
 +| 0x40 00 80 00 | | CLOCKS | |
 +| 0x40 00 c0 00 | | RESETS | |
 +| 0x40 01 00 00 | | PSM | |
 +| 0x40 01 40 00 | | IO BANK0 | |
 +| 0x40 01 80 00 | | IO QSPI | |
 +| 0x40 01 c0 00 | | PADS BANK0 | |
 +| 0x40 02 00 00 | | PADS QSPI | |
 +| 0x40 02 40 00 | | XOSC | |
 +| 0x40 02 80 00 | | PLL_SYS | |
 +| 0x40 02 c0 00 | | PLL USB | |
 +| 0x40 03 00 00 | | BUSCTRL | |
 +| 0x40 03 40 00 | | UART 0 | |
 +| 0x40 03 80 00 | | UART 1 | |
 +| 0x40 03 c0 00 | | SPI 0 | |
 +| 0x40 04 00 00 | | SPI 1 | |
 +| 0x40 04 40 00 | | I2C 0 | |
 +| 0x40 04 80 00 | | I2C 1 | |
 +| 0x40 04 c0 00 | | ADC | |
 +| 0x40 05 00 00 | | PWM | |
 +| 0x40 05 40 00 | | TIMER | |
 +| 0x40 05 80 00 | | WATCHDOG | |
 +| 0x40 05 c0 00 | | RTC | |
 +| 0x40 06 00 00 | | ROSC | |
 +| 0x40 06 40 00 | | Vreg and Chip Reset | |
 +| 0x40 06 80 00 | | | |
 +| 0x40 06 c0 00 | | TBMAN | | 
 +| 0x50 00 00 00 | | **AHB-Lite Peripherals** | |
 +| 0x50 00 00 00 | | DMA | |
 +| 0x50 10 00 00 | | USB CTRL | |
 +| 0x50 10 00 00 | | USB CTRL DPRAM | |
 +| 0x50 11 00 00 | | USB CTRL REGS | |
 +| 0x50 20 00 00 | | PIO 0 | |
 +| 0x50 30 00 00 | | PIO 1 | |
 +| 0x50 40 00 00 | | XIP AUX | |
 +| 0xd0 00 00 00 | | **IOPORT Registers** | |
 +| 0xd0 00 00 00 | | SIO | |
 +| 0xe0 00 00 00 | | **Cortex-M0+** | |
 +| 0xe0 00 00 00 | | PPB | |
 +
 +
  
 ===== Peripherals ===== ===== Peripherals =====
Line 22: Line 86:
 clk_adc = 48 MHz clk_adc = 48 MHz
 clk_rtc = 46875 Hz clk_rtc = 46875 Hz
 +
 +
 +==== UART ====
 +
 +clocked by clk_peri. UARTCLK = clk_peri, PCLK = clk_sys
 +
 +32xFIFO
 +
 +maximum Baudrate = UARTCLK/16 ( 125MHz -> 7.8 MBit/s)
 +
 +^ Baudrate ^ factor ^ BRDI ^ BRDF  ^ m ^ error ^
 +| 115200@125MHz | 67.817 | 67 | 0.817 | 52 | 0.006% |
  
  
 ==== GPIO ==== ==== GPIO ====
 +
 +Desciption [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pfec| GPIO ]], [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf1c| SIO ]]
  
 IO_BANK0 : [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pff4| Register]] IO_BANK0 : [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pff4| Register]]
Line 39: Line 117:
  
 SIO: [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf2b| Register]]  SIO: [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf2b| Register]] 
 +
 +
 +=== Function select ===
 +^ \ ^ F0 ^ F1 ^ F2  ^ F3 ^ F4 ^ F5 ^ F6 ^ F7  ^ F8 ^ F9 ^ F10-31 ^
 +| GPIO  0 |  | SPI0 RX  | UART0 TX  | I2C0 SDA | PWM0 A | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO  1 |  | SPI0 CSn | UART0 RX  | I2C0 SCL | PWM0 B | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO  2 |  | SPI0 SCK | UART0 CTS | I2C1 SDA | PWM1 A | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| GPIO  3 |  | SPI0 TX  | UART0 RTS | I2C1 SCL | PWM1 B | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO  4 |  | SPI0 RX  | UART1 TX  | I2C0 SDA | PWM2 A | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO  5 |  | SPI0 CSn | UART1 RX  | I2C0 SCL | PWM2 B | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| GPIO  6 |  | SPI0 SCK | UART1 CTS | I2C1 SDA | PWM3 A | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO  7 |  | SPI0 TX  | UART1 RTS | I2C1 SCL | PWM3 B | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO  8 |  | SPI1 RX  | UART1 TX  | I2C0 SDA | PWM4 A | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| GPIO  9 |  | SPI1 CSn | UART1 RX  | I2C0 SCL | PWM4 B | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO 10 |  | SPI1 SCK | UART1 CTS | I2C1 SDA | PWM5 A | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO 11 |  | SPI1 TX  | UART1 RTS | I2C1 SCL | PWM5 B | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| GPIO 12 |  | SPI1 RX  | UART0 TX  | I2C0 SDA | PWM6 A | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO 13 |  | SPI1 CSn | UART0 RX  | I2C0 SCL | PWM6 B | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO 14 |  | SPI1 SCK | UART0 CTS | I2C1 SDA | PWM7 A | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| GPIO 15 |  | SPI1 TX  | UART0 RTS | I2C1 SCL | PWM7 B | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO 16 |  | SPI0 RX  | UART0 TX  | I2C0 SDA | PWM0 A | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO 17 |  | SPI0 CSn | UART0 RX  | I2C0 SCL | PWM0 B | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| GPIO 18 |  | SPI0 SCK | UART0 CTS | I2C1 SDA | PWM1 A | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO 19 |  | SPI0 TX  | UART0 RTS | I2C1 SCL | PWM1 B | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO 20 |  | SPI0 RX  | UART1 TX  | I2C0 SDA | PWM2 A | SIO | PIO0 | PIO1 | CLOCK GPIN0  | USB VBUS EN   |  |
 +| GPIO 21 |  | SPI0 CSn | UART1 RX  | I2C0 SCL | PWM2 B | SIO | PIO0 | PIO1 | CLOCK GPOUT0 | USB OVCUR DET |  |
 +| GPIO 22 |  | SPI0 SCK | UART1 CTS | I2C1 SDA | PWM3 A | SIO | PIO0 | PIO1 | CLOCK GPIN1  | USB VBUS DET  |  |
 +| GPIO 23 |  | SPI0 TX  | UART1 RTS | I2C1 SCL | PWM3 B | SIO | PIO0 | PIO1 | CLOCK GPOUT1 | USB VBUS EN   |  |
 +| GPIO 24 |  | SPI1 RX  | UART1 TX  | I2C0 SDA | PWM4 A | SIO | PIO0 | PIO1 | CLOCK GPOUT2 | USB OVCUR DET |  |
 +| GPIO 25 |  | SPI1 CSn | UART1 RX  | I2C0 SCL | PWM4 B | SIO | PIO0 | PIO1 | CLOCK GPOUT3 | USB VBUS DET  |  |
 +| GPIO 26 |  | SPI1 SCK | UART1 CTS | I2C1 SDA | PWM5 A | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| GPIO 27 |  | SPI1 TX  | UART1 RTS | I2C1 SCL | PWM5 B | SIO | PIO0 | PIO1 |              | USB OVCUR DET |  |
 +| GPIO 28 |  | SPI1 RX  | UART0 TX  | I2C0 SDA | PWM6 A | SIO | PIO0 | PIO1 |              | USB VBUS DET  |  |
 +| GPIO 29 |  | SPI1 CSn | UART0 RX  | I2C0 SCL | PWM6 B | SIO | PIO0 | PIO1 |              | USB VBUS EN   |  |
 +| QSPI_SCK | XIP SCK |  |  |  |  | SIO |  |  |  |  |  |
 +| QSPI_CSn | XIP CSn |  |  |  |  | SIO |  |  |  |  |  |
 +| QSPI_SD0 | XIP SD0 |  |  |  |  | SIO |  |  |  |  |  |
 +| QSPI_SD1 | XIP SD1 |  |  |  |  | SIO |  |  |  |  |  |
 +| QSPI_SD2 | XIP SD2 |  |  |  |  | SIO |  |  |  |  |  |
 +| QSPI_SD3 | XIP SD3 |  |  |  |  | SIO |  |  |  |  |  |
  
 ==== QSPI ==== ==== QSPI ====
Line 44: Line 162:
 SSI:  SSI: 
 [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf23a| Description]]  [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf23a| Description]] 
-[[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf259| Register]]  
  
-=== Clock ===+XIP_SSI: [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf259| Register]]  
 + 
 +XIP_CTRL: [[https://nomagic.de/datasheet/raspberrypi/rp2040/rp2040-datasheet.html#pf80| Register]]  
 + 
 +^ FRF ^ description ^ 
 +| 00b | Motorola Serial Peripheral Protocol (SPI) | 
 +| 01b | Texas Instruments Serial Protocol (SSP) | 
 +| 10b | Nationa Semiconductor Microwire | 
 +| 11b | reserved | 
 + 
 + 
 +=== clock ===
 pclk and sclk are driven from clk_sys pclk and sclk are driven from clk_sys
  
 === modifications === === modifications ===
 +
 +ss_in_n is tied high
  
 The following modifications were made to the Synopsys DW_apb_ssi hardware: The following modifications were made to the Synopsys DW_apb_ssi hardware:
datasheet/rp2040.1696866785.txt.gz · Last modified: 2023/10/09 17:53 by lars